Active TxDOT Precertified Firms

Search:

Home | Contact Us | Tools & Plug-Ins

Active Precertified Firms - Sorted by Firm Name

Consultant Precertification - Consultant Services - Consultant Precertification
TxDOT Working Categories - Complete list of working categories with descriptions
DBE Directory - Find the DBE status of a firm
HUB Directory - Find the HUB status of a firm
Annual Renewal for Precertified Firms - Firms precertified in one or more categories for engineering, surveying, or architecture services must complete the annual renewal process between January 1 and March 31 each year to maintain an 'Active' status for the firm.

Active Precertified Firm Page Links ( Updated September 25, 2018 at 9:00:04 P.M. )

a&p--bain	bair--cent	cha--data	davc--fran	fran--half	hans--iter
ivy--land	land--merr	mesa--perc	pere--rone	rps--stl	stoa--traf
traf--wils	wils--5eng

Renewal Status	JANUARY 30, 2018 ( ACTIVE )
Firm Name	RPS INFRASTRUCTURE, INC.
Mailing Address	1160 DAIRY ASHFORD, SUITE 500
	HOUSTON, TX 77079
Firm Phone	(281)589-7257

Areas of Certification

1.1.1	Policy Planning
1.2.1	Systems Planning
1.3.1	Subarea/Corridor Planning
1.4.1	Land Planning/Engineering
1.5.1	Feasibility Studies
1.6.1	Major Investment Studies
1.7.1	Traffic Demand Modeling
1.8.1	Public Involvement
2.1.1	Traffic Noise Analysis
2.2.1	Air Quality Analysis
2.3.1	Wetland Delineation
2.4.1	Nationawide Permit
2.4.2	Clean Water Act Sec. 404 Permits
2.4.3	U.S. Coast G. & U.S. Army Corps of Engr. Permits
2.5.1	Geological Assessment for Edwards Aquifer Recharge Zone
2.6.1	Protected Species Determination (Habitat)
2.6.2	Impact Evaluation Assessments
2.6.3	Biological Surveys
2.7.1	Sec. 4(F)/6(F) Evaluations
2.12.1	Socio-Economic And Environmental Justice Analyses
2.13.1	Hazardous Materials Initial Site Assessment
2.14.1	Environmental Document Preparation
3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
3.3.1	Route Studies & Schematic Design - Complex Highways
3.4.1	Minor Bridge Layouts
3.5.1	Major Bridge Layouts
3.6.1	Multi-Level Interchange And Exotic Bridge Layout
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
4.3.1	Complex Highwa Design
4.4.1	Freeway Interchanges
4.5.1	Constructability Review
5.1.1	Minor Bridge Design
5.2.1	Bridge Design
5.5.1	Bridge & Non-Bridge Class Culvert and Inlet Design
6.1.1	Routine Bridge Inspection Team Leader
6.1.2	Routine Bridge Inspection Project Leader
6.2.1	Complex Bridge Inspection Team
7.1.1	Traffic Engineering Studies
7.2.1	Highway-Rail Grade Crossing Studies
7.3.1	Traffic Signal Timing
7.4.1	Traffic Control Systems Analysis, Design And Implementation
7.5.1	Intelligent Transportation Systems
8.1.1	Signing, Pavement Marking, And Channelization
8.2.1	Illumination
8.3.1	Signalization
8.4.1	ITS Control Systems Analysis, Design & Implementation
8.5.1	Highway-Rail Grade Crossings
9.1.1	Bicycle And Pedestrian Facility Development
10.1.1	Hydrologic Studies
10.2.1	Roadway Hydraulic Design
10.3.1	Bridge Hydraulic Design
10.4.1	Storm Water Pump Station-Hydraulic Design
10.5.1	Bridge Scour Evaluations And Analysis
10.7.1	Riverine Hydraulic Design
10.8.1	FEMA Regulations and Permits
11.1.1	Roadway Construction Management And Inspection
11.2.1	Bridge Construction Management And Inspection
15.1.1	Right of Way Surveys
15.2.1	Design Survey
18.2.1	Subsurface Utility Engineering
18.3.1	Utility Adjustment Coordination
18.6.1	Utility Management & Coordination Oversight

Renewal Status	APRIL 2, 2018 ( ACTIVE )
Firm Name	RRC COMPANIES, LLC
Mailing Address	3801 DORIS LANE
	ROUND ROCK, TX 78664
Firm Phone	(512)992-2087

Areas of Certification

1.1.1	Policy Planning
1.2.1	Systems Planning
1.4.1	Land Planning/Engineering
1.5.1	Feasibility Studies
2.13.1	Hazardous Materials Initial Site Assessment
3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
3.3.1	Route Studies & Schematic Design - Complex Highways
3.4.1	Minor Bridge Layouts
3.6.1	Multi-Level Interchange And Exotic Bridge Layout
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
4.3.1	Complex Highwa Design
7.2.1	Highway-Rail Grade Crossing Studies
8.1.1	Signing, Pavement Marking, And Channelization
8.3.1	Signalization
9.1.1	Bicycle And Pedestrian Facility Development
10.2.1	Roadway Hydraulic Design
14.1.1	Soil Exploration
14.2.1	Geotechnical Testing
14.3.1	Transportation Foundation Studies
14.4.1	Building Foundation Studies

Renewal Status	JANUARY 4, 2018 ( ACTIVE )
Firm Name	RS&H, INC.
Mailing Address	10748 DEERWOOD PARK BOULEVARD SOUTH
	JACKSONVILLE, FL 32256
Firm Phone	(904)256-2500

Areas of Certification

1.1.1	Policy Planning
1.2.1	Systems Planning
1.3.1	Subarea/Corridor Planning
1.4.1	Land Planning/Engineering
1.5.1	Feasibility Studies
1.6.1	Major Investment Studies
1.7.1	Traffic Demand Modeling
1.8.1	Public Involvement
2.1.1	Traffic Noise Analysis
2.2.1	Air Quality Analysis
2.3.1	Wetland Delineation
2.3.2	Conditional/Functional Assessment
2.4.1	Nationawide Permit
2.4.2	Clean Water Act Sec. 404 Permits
2.4.3	U.S. Coast G. & U.S. Army Corps of Engr. Permits
2.5.1	Geological Assessment for Edwards Aquifer Recharge Zone
2.6.1	Protected Species Determination (Habitat)
2.6.2	Impact Evaluation Assessments
2.6.3	Biological Surveys
2.6.4	Biological Evaluations/Assessments
2.7.1	Sec. 4(F)/6(F) Evaluations
2.12.1	Socio-Economic And Environmental Justice Analyses
2.13.1	Hazardous Materials Initial Site Assessment
2.14.1	Environmental Document Preparation
3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
3.3.1	Route Studies & Schematic Design - Complex Highways
3.4.1	Minor Bridge Layouts
3.5.1	Major Bridge Layouts
3.6.1	Multi-Level Interchange And Exotic Bridge Layout
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
4.3.1	Complex Highwa Design
4.4.1	Freeway Interchanges
4.5.1	Constructability Review
4.6.1	3-D Design Visualization Services
5.1.1	Minor Bridge Design
5.2.1	Bridge Design
5.3.1	Multi-Level Interchange Design
5.4.1	Exotic Bridge Design
6.1.1	Routine Bridge Inspection Team Leader
6.1.2	Routine Bridge Inspection Project Leader
6.2.1	Complex Bridge Inspection Team
6.2.2	Complex Bridge Inspection Project Leader
7.1.1	Traffic Engineering Studies
7.2.1	Highway-Rail Grade Crossing Studies
7.3.1	Traffic Signal Timing
7.4.1	Traffic Control Systems Analysis, Design And Implementation
7.5.1	Intelligent Transportation Systems
8.1.1	Signing, Pavement Marking, And Channelization
8.2.1	Illumination
8.3.1	Signalization
8.4.1	ITS Control Systems Analysis, Design & Implementation
8.5.1	Highway-Rail Grade Crossings
9.1.1	Bicycle And Pedestrian Facility Development
10.1.1	Hydrologic Studies
10.2.1	Roadway Hydraulic Design
10.3.1	Bridge Hydraulic Design
10.4.1	Storm Water Pump Station-Hydraulic Design
10.5.1	Bridge Scour Evaluations And Analysis
11.1.1	Roadway Construction Management And Inspection
11.2.1	Bridge Construction Management And Inspection
11.3.1	Construction Superintendent
11.4.1	Environmental Inspections
11.5.1	Construction Scheduling Project Manager
11.6.1	Construction Schedule Support-General
11.8.1	Const Sched Support-Const Mgmt of Rdway & Interchange Proj.
12.1.1	Asphaltic Concrete Production
12.1.2	Portland Cement Concrete
12.1.3	Materials Engineering
12.1.4	Asphaltic Concrete Placement
12.1.5	Portland Cement Concrete Placement
16.1.1	Architecture
16.2.1	Building and Facilities Architecture
16.3.1	Landscape Architecture
17.1.1	Structural Engineering
17.4.1	Electrical Engineering
18.3.1	Utility Adjustment Coordination
18.4.1	Utility Engineering
18.5.1	Utility Construction Management and Verification
18.6.1	Utility Management & Coordination Oversight

Renewal Status	FEBRUARY 7, 2018 ( ACTIVE )
Firm Name	RUMMEL, KLEPPER & KAHL, LLP
Mailing Address	700 EAST PRATT STREET, SUITE 500
	BALTIMORE, MD 21202
Firm Phone	(410)728-2900

Areas of Certification

3.1.1	Route Studies & Schematic Design - Minor Roadways
3.3.1	Route Studies & Schematic Design - Complex Highways
3.4.1	Minor Bridge Layouts
3.5.1	Major Bridge Layouts
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
4.3.1	Complex Highwa Design
5.1.1	Minor Bridge Design
6.1.1	Routine Bridge Inspection Team Leader
6.2.1	Complex Bridge Inspection Team
7.1.1	Traffic Engineering Studies
7.2.1	Highway-Rail Grade Crossing Studies
7.3.1	Traffic Signal Timing
7.4.1	Traffic Control Systems Analysis, Design And Implementation
7.5.1	Intelligent Transportation Systems
8.1.1	Signing, Pavement Marking, And Channelization
8.2.1	Illumination
8.3.1	Signalization
8.4.1	ITS Control Systems Analysis, Design & Implementation
18.2.1	Subsurface Utility Engineering

Renewal Status	JULY 6, 2018 ( ACTIVE )
Firm Name	RUNA WORKSHOP, LLC
Mailing Address	1501 WEST AVE., STE. B
	AUSTIN, TX 78701
Firm Phone	(941)302-9428

Areas of Certification

16.1.1

Architecture

Renewal Status	FEBRUARY 6, 2018 ( ACTIVE )
Firm Name	R2M ENGINEERING, LLC
Mailing Address	5012 50TH STREET, SUITE 204
	LUBBOCK, TX 79414
Firm Phone	(806)783-9944

Areas of Certification

1.2.1	Systems Planning
3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
3.4.1	Minor Bridge Layouts
3.5.1	Major Bridge Layouts
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
4.3.1	Complex Highwa Design
7.1.1	Traffic Engineering Studies
7.3.1	Traffic Signal Timing
7.4.1	Traffic Control Systems Analysis, Design And Implementation
7.5.1	Intelligent Transportation Systems
8.1.1	Signing, Pavement Marking, And Channelization
8.3.1	Signalization
8.4.1	ITS Control Systems Analysis, Design & Implementation
9.1.1	Bicycle And Pedestrian Facility Development
10.1.1	Hydrologic Studies
10.2.1	Roadway Hydraulic Design
11.1.1	Roadway Construction Management And Inspection
11.2.1	Bridge Construction Management And Inspection
15.1.1	Right of Way Surveys
15.1.2	Parcel Plats
15.1.3	Legal Descriptions
15.1.4	Right Of Way Maps
15.2.1	Design Survey

Renewal Status	JANUARY 30, 2018 ( ACTIVE )
Firm Name	S & B INFRASTRUCTURE, LTD.
Mailing Address	3535 SAGE ROAD
	HOUSTON, TX 77056
Firm Phone	(713)845-4605

Areas of Certification

1.1.1	Policy Planning
1.2.1	Systems Planning
1.3.1	Subarea/Corridor Planning
1.4.1	Land Planning/Engineering
1.5.1	Feasibility Studies
1.6.1	Major Investment Studies
2.1.1	Traffic Noise Analysis
2.2.1	Air Quality Analysis
2.3.1	Wetland Delineation
2.4.1	Nationawide Permit
2.4.2	Clean Water Act Sec. 404 Permits
2.4.3	U.S. Coast G. & U.S. Army Corps of Engr. Permits
2.6.1	Protected Species Determination (Habitat)
2.6.2	Impact Evaluation Assessments
2.6.3	Biological Surveys
2.7.1	Sec. 4(F)/6(F) Evaluations
2.12.1	Socio-Economic And Environmental Justice Analyses
2.13.1	Hazardous Materials Initial Site Assessment
2.14.1	Environmental Document Preparation
3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
3.3.1	Route Studies & Schematic Design - Complex Highways
3.4.1	Minor Bridge Layouts
3.5.1	Major Bridge Layouts
3.6.1	Multi-Level Interchange And Exotic Bridge Layout
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
4.3.1	Complex Highwa Design
4.4.1	Freeway Interchanges
5.1.1	Minor Bridge Design
5.2.1	Bridge Design
5.3.1	Multi-Level Interchange Design
5.4.1	Exotic Bridge Design
6.1.1	Routine Bridge Inspection Team Leader
6.2.1	Complex Bridge Inspection Team
7.1.1	Traffic Engineering Studies
7.2.1	Highway-Rail Grade Crossing Studies
7.3.1	Traffic Signal Timing
7.4.1	Traffic Control Systems Analysis, Design And Implementation
7.5.1	Intelligent Transportation Systems
8.1.1	Signing, Pavement Marking, And Channelization
8.2.1	Illumination
8.3.1	Signalization
8.4.1	ITS Control Systems Analysis, Design & Implementation
8.5.1	Highway-Rail Grade Crossings
9.1.1	Bicycle And Pedestrian Facility Development
10.1.1	Hydrologic Studies
10.2.1	Roadway Hydraulic Design
10.3.1	Bridge Hydraulic Design
10.4.1	Storm Water Pump Station-Hydraulic Design
10.4.3	Pump Stations-Structures
10.5.1	Bridge Scour Evaluations And Analysis
11.1.1	Roadway Construction Management And Inspection
11.2.1	Bridge Construction Management And Inspection
14.1.1	Soil Exploration
14.2.1	Geotechnical Testing
14.3.1	Transportation Foundation Studies
15.1.1	Right of Way Surveys
15.1.2	Parcel Plats
15.1.3	Legal Descriptions
15.1.4	Right Of Way Maps
15.2.1	Design Survey
15.4.1	Horizontal and Vertical Control For Aerial Mapping

Renewal Status	APRIL 20, 2018 ( ACTIVE )
Firm Name	S & V SURVEYING, INC
Mailing Address	20111 KRAHN ROAD
	SPRING, TX 77388
Firm Phone	(281)353-2570

Areas of Certification

15.1.1	Right of Way Surveys
15.1.2	Parcel Plats
15.1.3	Legal Descriptions
15.1.4	Right Of Way Maps
15.2.1	Design Survey
15.4.1	Horizontal and Vertical Control For Aerial Mapping

Renewal Status	MARCH 19, 2018 ( ACTIVE )
Firm Name	SAEED & ASSOCIATES CONSULTANTS INC DBA SAEED CONSULTANTS
Mailing Address	12450 PRINCESS DR
	FRISCO, TX 75035
Firm Phone	(972)469-4746

Areas of Certification

11.1.1	Roadway Construction Management And Inspection
12.2.1	Plant Inspection And Testing

Renewal Status	MARCH 26, 2018 ( ACTIVE )
Firm Name	SAM-CONSTRUCTION SERVICES, LLC
Mailing Address	4801 SOUTHWEST PARKWAY, PARKWAY TWO, SUITE 100
	AUSTIN, TX 78735
Firm Phone	(512)447-0575

Areas of Certification

3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
3.3.1	Route Studies & Schematic Design - Complex Highways
3.4.1	Minor Bridge Layouts
3.5.1	Major Bridge Layouts
3.6.1	Multi-Level Interchange And Exotic Bridge Layout
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
4.3.1	Complex Highwa Design
4.4.1	Freeway Interchanges
4.5.1	Constructability Review
5.1.1	Minor Bridge Design
5.2.1	Bridge Design
5.3.1	Multi-Level Interchange Design
6.1.1	Routine Bridge Inspection Team Leader
7.1.1	Traffic Engineering Studies
8.1.1	Signing, Pavement Marking, And Channelization
10.1.1	Hydrologic Studies
10.2.1	Roadway Hydraulic Design
10.3.1	Bridge Hydraulic Design
11.1.1	Roadway Construction Management And Inspection
11.2.1	Bridge Construction Management And Inspection
11.3.1	Construction Superintendent
11.4.1	Environmental Inspections
12.1.1	Asphaltic Concrete Production
12.1.3	Materials Engineering
12.1.5	Portland Cement Concrete Placement
12.2.1	Plant Inspection And Testing
14.1.1	Soil Exploration
14.2.1	Geotechnical Testing
14.3.1	Transportation Foundation Studies
14.4.1	Building Foundation Studies

Renewal Status	JANUARY 3, 2018 ( ACTIVE )
Firm Name	SAMBATEK, INC.
Mailing Address	12800 WHITEWATER DRIVE, SUITE 300
	MINNETONKA, MN 55343
Firm Phone	(763)259-6002

Areas of Certification

1.1.1	Policy Planning
1.3.1	Subarea/Corridor Planning
1.4.1	Land Planning/Engineering
2.3.1	Wetland Delineation
2.4.1	Nationawide Permit
2.4.2	Clean Water Act Sec. 404 Permits
2.6.1	Protected Species Determination (Habitat)
3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
3.3.1	Route Studies & Schematic Design - Complex Highways
3.4.1	Minor Bridge Layouts
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
4.3.1	Complex Highwa Design
9.1.1	Bicycle And Pedestrian Facility Development
10.4.1	Storm Water Pump Station-Hydraulic Design

Renewal Status	JANUARY 16, 2018 ( ACTIVE )
Firm Name	SAMES, INC. (SAM ENGINEERING & SURVEYING, INC.)
Mailing Address	200 S. 10TH STREET STE 1500
	MCALLEN, TX 78501
Firm Phone	(956)702-8880

Areas of Certification

3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
8.1.1	Signing, Pavement Marking, And Channelization
10.1.1	Hydrologic Studies
10.2.1	Roadway Hydraulic Design
11.1.1	Roadway Construction Management And Inspection
15.1.1	Right of Way Surveys
15.1.2	Parcel Plats
15.1.3	Legal Descriptions
15.1.4	Right Of Way Maps
15.2.1	Design Survey
15.4.1	Horizontal and Vertical Control For Aerial Mapping

Renewal Status	JANUARY 16, 2018 ( ACTIVE )
Firm Name	SANCHEZ - SALAZAR & ASSOCIATES, LLC
Mailing Address	12770 CIMARRON PATH, SUITE 118
	SAN ANTONIO, TX 78249
Firm Phone	(210)314-5458

Areas of Certification

1.4.1	Land Planning/Engineering
1.5.1	Feasibility Studies
1.6.1	Major Investment Studies
3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
3.3.1	Route Studies & Schematic Design - Complex Highways
3.4.1	Minor Bridge Layouts
3.5.1	Major Bridge Layouts
3.6.1	Multi-Level Interchange And Exotic Bridge Layout
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
4.3.1	Complex Highwa Design
4.4.1	Freeway Interchanges
8.1.1	Signing, Pavement Marking, And Channelization
8.2.1	Illumination
8.5.1	Highway-Rail Grade Crossings
9.1.1	Bicycle And Pedestrian Facility Development
10.1.1	Hydrologic Studies
10.2.1	Roadway Hydraulic Design
10.3.1	Bridge Hydraulic Design
10.5.1	Bridge Scour Evaluations And Analysis
11.1.1	Roadway Construction Management And Inspection
11.2.1	Bridge Construction Management And Inspection

Renewal Status	JANUARY 8, 2018 ( ACTIVE )
Firm Name	SANDERSON SURVEYING INC.
Mailing Address	1874 SOUTH STATE HWY 121
	BONHAM, TX 75418
Firm Phone	(903)640-3830

Areas of Certification

15.1.1	Right of Way Surveys
15.1.2	Parcel Plats
15.1.3	Legal Descriptions
15.1.4	Right Of Way Maps
15.2.1	Design Survey
15.4.1	Horizontal and Vertical Control For Aerial Mapping

Renewal Status	JANUARY 5, 2018 ( ACTIVE )
Firm Name	SCHATZ CONSULTING ENGINEERS, INC.
Mailing Address	7473 AIRPORT FREEWAY
	FORT WORTH, TX 76118
Firm Phone	(817)793-3532

Areas of Certification

12.2.1	Plant Inspection And Testing
14.1.1	Soil Exploration
14.2.1	Geotechnical Testing

Renewal Status	JUNE 1, 2018 ( ACTIVE )
Firm Name	SCHAUMBURG & POLK, INC.
Mailing Address	8865 COLLEGE STREET
	BEAUMONT, TX 77707
Firm Phone	(409)866-0341

Areas of Certification

1.4.1	Land Planning/Engineering
2.4.1	Nationawide Permit
2.4.2	Clean Water Act Sec. 404 Permits
3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
3.3.1	Route Studies & Schematic Design - Complex Highways
3.4.1	Minor Bridge Layouts
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
4.3.1	Complex Highwa Design
6.1.1	Routine Bridge Inspection Team Leader
7.1.1	Traffic Engineering Studies
7.2.1	Highway-Rail Grade Crossing Studies
7.3.1	Traffic Signal Timing
8.1.1	Signing, Pavement Marking, And Channelization
8.3.1	Signalization
9.1.1	Bicycle And Pedestrian Facility Development
10.1.1	Hydrologic Studies
10.2.1	Roadway Hydraulic Design
10.3.1	Bridge Hydraulic Design
10.4.1	Storm Water Pump Station-Hydraulic Design
11.1.1	Roadway Construction Management And Inspection
15.1.1	Right of Way Surveys
15.4.1	Horizontal and Vertical Control For Aerial Mapping

Renewal Status	JANUARY 3, 2018 ( ACTIVE )
Firm Name	SCHEIBE CONSULTING LLC
Mailing Address	11412 BEE CAVE RD., STE. 218
	AUSTIN, TX 78738
Firm Phone	(512)263-0418

Areas of Certification

2.4.1	Nationawide Permit
2.5.1	Geological Assessment for Edwards Aquifer Recharge Zone
10.1.1	Hydrologic Studies
10.2.1	Roadway Hydraulic Design
10.3.1	Bridge Hydraulic Design
10.4.1	Storm Water Pump Station-Hydraulic Design

Renewal Status	JANUARY 4, 2018 ( ACTIVE )
Firm Name	SCHNABEL ENGINEERING, LLC
Mailing Address	9800 JEB STUART PARKWAY, SUITE 200
	GLEN ALLEN, VA 23059
Firm Phone	(804)264-3222

Areas of Certification

1.5.1	Feasibility Studies
10.1.1	Hydrologic Studies
14.2.1	Geotechnical Testing
14.3.1	Transportation Foundation Studies

Renewal Status	MARCH 27, 2018 ( ACTIVE )
Firm Name	SCI ENGINEERING, INC.
Mailing Address	9330 CORPORATE PARKWAY, SUITE 610
	SELMA, TX 78154
Firm Phone	(636)949-8200

Areas of Certification

2.1.1	Traffic Noise Analysis
2.2.1	Air Quality Analysis
2.3.1	Wetland Delineation
2.4.1	Nationawide Permit
2.4.2	Clean Water Act Sec. 404 Permits
2.4.3	U.S. Coast G. & U.S. Army Corps of Engr. Permits
2.6.1	Protected Species Determination (Habitat)
2.6.2	Impact Evaluation Assessments
2.6.3	Biological Surveys
2.10.1	Archaeological Surveys, Doc., Excavation, Testing Rpts
2.13.1	Hazardous Materials Initial Site Assessment
12.1.1	Asphaltic Concrete Production
12.1.2	Portland Cement Concrete
14.3.1	Transportation Foundation Studies
14.4.1	Building Foundation Studies

Renewal Status	JUNE 26, 2018 ( ACTIVE )
Firm Name	SCIENTECH ENGINEERS, INC
Mailing Address	701 SHEPHERD, SUITE 200
	HOUSTON, TX 77007
Firm Phone	(713)977-6090

Areas of Certification

3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
3.4.1	Minor Bridge Layouts
3.5.1	Major Bridge Layouts
3.6.1	Multi-Level Interchange And Exotic Bridge Layout
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
4.3.1	Complex Highwa Design
4.4.1	Freeway Interchanges
5.1.1	Minor Bridge Design
5.2.1	Bridge Design
5.3.1	Multi-Level Interchange Design
5.4.1	Exotic Bridge Design
6.1.1	Routine Bridge Inspection Team Leader
6.2.1	Complex Bridge Inspection Team
8.1.1	Signing, Pavement Marking, And Channelization
8.3.1	Signalization
10.1.1	Hydrologic Studies
10.2.1	Roadway Hydraulic Design
10.3.1	Bridge Hydraulic Design
10.5.1	Bridge Scour Evaluations And Analysis

Renewal Status	JANUARY 11, 2018 ( ACTIVE )
Firm Name	SCOTT A. MOEHLMAN, P.E.
Mailing Address	120 RASKA DR
	YOAKUM, TX 77995
Firm Phone	(361)293-5170

Areas of Certification

6.1.1

Routine Bridge Inspection Team Leader

Renewal Status	JANUARY 2, 2018 ( ACTIVE )
Firm Name	SDW & ASSOCIATES, INC.
Mailing Address	313 MAYFAIR DR.
	HURST, TX 76054
Firm Phone	(903)520-1419

Areas of Certification

6.1.1

Routine Bridge Inspection Team Leader

Renewal Status	MARCH 22, 2018 ( ACTIVE )
Firm Name	SECORD & LEBOW ARCHITECTS, LLP
Mailing Address	2004 QUAIL CREEK DRIVE, SUITE 200
	WICHITA FALLS, TX 76308
Firm Phone	(940)767-7478

Areas of Certification

16.1.1

Architecture

Renewal Status	JANUARY 2, 2018 ( ACTIVE )
Firm Name	SEILER/LANKES GROUP, LLC
Mailing Address	345 CYPRESS CREEK ROAD, SUITE 101
	CEDAR PARK, TX 78613
Firm Phone	(512)785-8564

Areas of Certification

1.1.1	Policy Planning
1.2.1	Systems Planning
1.3.1	Subarea/Corridor Planning
1.4.1	Land Planning/Engineering
1.5.1	Feasibility Studies
1.6.1	Major Investment Studies
2.4.1	Nationawide Permit
2.5.1	Geological Assessment for Edwards Aquifer Recharge Zone
3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
3.3.1	Route Studies & Schematic Design - Complex Highways
3.4.1	Minor Bridge Layouts
3.5.1	Major Bridge Layouts
3.6.1	Multi-Level Interchange And Exotic Bridge Layout
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
4.3.1	Complex Highwa Design
4.4.1	Freeway Interchanges
7.1.1	Traffic Engineering Studies
7.4.1	Traffic Control Systems Analysis, Design And Implementation
7.5.1	Intelligent Transportation Systems
8.1.1	Signing, Pavement Marking, And Channelization
8.2.1	Illumination
8.3.1	Signalization
8.4.1	ITS Control Systems Analysis, Design & Implementation
8.5.1	Highway-Rail Grade Crossings
9.1.1	Bicycle And Pedestrian Facility Development
10.1.1	Hydrologic Studies
10.2.1	Roadway Hydraulic Design
10.3.1	Bridge Hydraulic Design
11.1.1	Roadway Construction Management And Inspection

Renewal Status	JANUARY 3, 2018 ( ACTIVE )
Firm Name	SEK ENGINEERING, CORP.
Mailing Address	701 SHEPHERD DR., SUITE 200A
	HOUSTON, TX 77007
Firm Phone	(281)271-1720

Areas of Certification

2.12.1	Socio-Economic And Environmental Justice Analyses
2.14.1	Environmental Document Preparation
3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
3.3.1	Route Studies & Schematic Design - Complex Highways
3.4.1	Minor Bridge Layouts
3.5.1	Major Bridge Layouts
3.6.1	Multi-Level Interchange And Exotic Bridge Layout
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
4.3.1	Complex Highwa Design
4.4.1	Freeway Interchanges
5.1.1	Minor Bridge Design
5.2.1	Bridge Design
5.3.1	Multi-Level Interchange Design
6.1.1	Routine Bridge Inspection Team Leader
6.2.1	Complex Bridge Inspection Team
7.1.1	Traffic Engineering Studies
7.3.1	Traffic Signal Timing
8.1.1	Signing, Pavement Marking, And Channelization
8.3.1	Signalization
9.1.1	Bicycle And Pedestrian Facility Development
10.1.1	Hydrologic Studies
10.2.1	Roadway Hydraulic Design
10.3.1	Bridge Hydraulic Design
10.4.1	Storm Water Pump Station-Hydraulic Design
18.1.1	Value Engineering

Renewal Status	MARCH 22, 2018 ( ACTIVE )
Firm Name	SEPARATION SYSTEMS CONSULTANTS, INC
Mailing Address	17041 EL CAMINO REAL, SUITE 200
	HOUSTON, TX 77058
Firm Phone	(281)486-1943

Areas of Certification

2.3.1	Wetland Delineation
2.4.1	Nationawide Permit
2.13.1	Hazardous Materials Initial Site Assessment

Renewal Status	APRIL 3, 2018 ( ACTIVE )
Firm Name	SERCO INC.
Mailing Address	1818 LIBRARY STREET STE 1000
	RESTON, VA 20190
Firm Phone	(703)939-6000

Areas of Certification

7.1.1	Traffic Engineering Studies
7.3.1	Traffic Signal Timing
8.3.1	Signalization
8.4.1	ITS Control Systems Analysis, Design & Implementation

Renewal Status	JANUARY 11, 2018 ( ACTIVE )
Firm Name	SEVENTH GENERATION DESIGN, INC.
Mailing Address	118 BROADWAY SUITE 519
	SAN ANTONIO, TX 78205
Firm Phone	(210)241-7490

Areas of Certification

2.9.1	Historic Architecture
16.1.1	Architecture

Renewal Status	MARCH 28, 2018 ( ACTIVE )
Firm Name	SE3 LLC
Mailing Address	15110 N. DALLAS PARKWAY, SUITE 370
	DALLAS, TX 75248
Firm Phone	(214)663-0069

Areas of Certification

1.3.1	Subarea/Corridor Planning
1.4.1	Land Planning/Engineering
1.6.1	Major Investment Studies
3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
3.3.1	Route Studies & Schematic Design - Complex Highways
3.4.1	Minor Bridge Layouts
3.5.1	Major Bridge Layouts
3.6.1	Multi-Level Interchange And Exotic Bridge Layout
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
4.3.1	Complex Highwa Design
4.4.1	Freeway Interchanges
5.1.1	Minor Bridge Design
7.1.1	Traffic Engineering Studies
7.2.1	Highway-Rail Grade Crossing Studies
7.3.1	Traffic Signal Timing
7.4.1	Traffic Control Systems Analysis, Design And Implementation
7.5.1	Intelligent Transportation Systems
8.1.1	Signing, Pavement Marking, And Channelization
8.2.1	Illumination
8.3.1	Signalization
8.4.1	ITS Control Systems Analysis, Design & Implementation
8.5.1	Highway-Rail Grade Crossings
9.1.1	Bicycle And Pedestrian Facility Development
10.2.1	Roadway Hydraulic Design
11.1.1	Roadway Construction Management And Inspection
11.2.1	Bridge Construction Management And Inspection

Renewal Status	APRIL 18, 2018 ( ACTIVE )
Firm Name	SHALOM SERVICES CORPORATION
Mailing Address	1507 QUAIL RIDGE DR.
	CEDAR HILL, TX 75104
Firm Phone	(972)750-0761

Areas of Certification

3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
3.3.1	Route Studies & Schematic Design - Complex Highways
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
8.1.1	Signing, Pavement Marking, And Channelization
10.1.1	Hydrologic Studies
10.2.1	Roadway Hydraulic Design
10.3.1	Bridge Hydraulic Design
10.5.1	Bridge Scour Evaluations And Analysis
11.1.1	Roadway Construction Management And Inspection
12.1.1	Asphaltic Concrete Production

Renewal Status	MAY 2, 2018 ( ACTIVE )
Firm Name	SHEPPARD SURVEYING CO., INC
Mailing Address	1013 ENERGY DRIVE
	ABILENE, TX 79602
Firm Phone	(325)695-6277

Areas of Certification

15.1.1	Right of Way Surveys
15.1.2	Parcel Plats
15.1.3	Legal Descriptions
15.1.4	Right Of Way Maps
15.2.1	Design Survey
15.4.1	Horizontal and Vertical Control For Aerial Mapping
15.5.1	State Land Surveying

Renewal Status	MARCH 15, 2018 ( ACTIVE )
Firm Name	SHINE & ASSOCIATES, INC.
Mailing Address	P.O. BOX 305
	SILSBEE, TX 77656
Firm Phone	(409)385-9383

Areas of Certification

15.1.1	Right of Way Surveys
15.1.3	Legal Descriptions
15.5.1	State Land Surveying

Renewal Status	JANUARY 3, 2018 ( ACTIVE )
Firm Name	SIEGFRIED ENGINEERING & CONSTRUCTION, LLC
Mailing Address	10238 WILDWOOD PARK LN., #100
	HOUSTON, TX 77070
Firm Phone	(713)501-2336

Areas of Certification

1.1.1	Policy Planning
1.2.1	Systems Planning
1.3.1	Subarea/Corridor Planning
1.4.1	Land Planning/Engineering
1.5.1	Feasibility Studies
1.6.1	Major Investment Studies
2.2.1	Air Quality Analysis
2.12.1	Socio-Economic And Environmental Justice Analyses
3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
3.3.1	Route Studies & Schematic Design - Complex Highways
3.4.1	Minor Bridge Layouts
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
4.3.1	Complex Highwa Design
4.4.1	Freeway Interchanges
7.1.1	Traffic Engineering Studies
7.3.1	Traffic Signal Timing
7.4.1	Traffic Control Systems Analysis, Design And Implementation
7.5.1	Intelligent Transportation Systems
8.1.1	Signing, Pavement Marking, And Channelization
8.2.1	Illumination
8.3.1	Signalization
8.4.1	ITS Control Systems Analysis, Design & Implementation
8.5.1	Highway-Rail Grade Crossings
9.1.1	Bicycle And Pedestrian Facility Development
10.4.3	Pump Stations-Structures
11.1.1	Roadway Construction Management And Inspection
11.2.1	Bridge Construction Management And Inspection

Renewal Status	JANUARY 9, 2018 ( ACTIVE )
Firm Name	SIGMA ENGINEERS, INC.
Mailing Address	4099 CALDER AVENUE
	BEAUMONT, TX 77706
Firm Phone	(409)898-1001

Areas of Certification

1.5.1	Feasibility Studies
16.1.1	Architecture

Renewal Status	APRIL 3, 2018 ( ACTIVE )
Firm Name	SIGMA ENVIRONMENTAL SOLUTIONS, INC
Mailing Address	5801 MARVIN D LOVE FREEWAY_STE 103
	DALLAS, TX 75237
Firm Phone	(214)850-0015

Areas of Certification

2.13.1

Hazardous Materials Initial Site Assessment

Renewal Status	JANUARY 16, 2018 ( ACTIVE )
Firm Name	SIMON ENGINEERING & CONSULTING, INC.
Mailing Address	15443 KNOLL TRAIL DRIVE, SUITE 140
	DALLAS, TX 75248
Firm Phone	(214)884-2059

Areas of Certification

1.1.1	Policy Planning
1.2.1	Systems Planning
1.3.1	Subarea/Corridor Planning
1.4.1	Land Planning/Engineering
1.5.1	Feasibility Studies
2.12.1	Socio-Economic And Environmental Justice Analyses
2.14.1	Environmental Document Preparation
3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
5.1.1	Minor Bridge Design
8.1.1	Signing, Pavement Marking, And Channelization

Renewal Status	JANUARY 2, 2018 ( ACTIVE )
Firm Name	SKA CONSULTING, L.P.
Mailing Address	1888 STEBBINS DRIVE, SUITE 100
	HOUSTON, TX 77043-2841
Firm Phone	(713)266-6056

Areas of Certification

2.13.1

Hazardous Materials Initial Site Assessment

Renewal Status	JANUARY 3, 2018 ( ACTIVE )
Firm Name	SLAY ENGINEERING CO, INC.
Mailing Address	123 ALTGELT
	SAN ANTONIO, TX 78201
Firm Phone	(210)734-4388

Areas of Certification

1.4.1	Land Planning/Engineering
2.5.1	Geological Assessment for Edwards Aquifer Recharge Zone
3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
3.3.1	Route Studies & Schematic Design - Complex Highways
3.4.1	Minor Bridge Layouts
3.5.1	Major Bridge Layouts
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
6.1.1	Routine Bridge Inspection Team Leader
7.1.1	Traffic Engineering Studies
7.2.1	Highway-Rail Grade Crossing Studies
8.1.1	Signing, Pavement Marking, And Channelization
8.3.1	Signalization
9.1.1	Bicycle And Pedestrian Facility Development
10.1.1	Hydrologic Studies
10.2.1	Roadway Hydraulic Design
10.3.1	Bridge Hydraulic Design
10.4.1	Storm Water Pump Station-Hydraulic Design
10.4.3	Pump Stations-Structures
11.1.1	Roadway Construction Management And Inspection
15.1.1	Right of Way Surveys
15.1.2	Parcel Plats

Renewal Status	MARCH 9, 2018 ( ACTIVE )
Firm Name	SMC CONSULTING, INC.
Mailing Address	3418 PICKERING LANE
	PEARLAND, TX 77584
Firm Phone	(281)997-7911

Areas of Certification

2.1.1	Traffic Noise Analysis
2.2.1	Air Quality Analysis
2.3.1	Wetland Delineation
2.4.1	Nationawide Permit
2.4.2	Clean Water Act Sec. 404 Permits
2.12.1	Socio-Economic And Environmental Justice Analyses
2.13.1	Hazardous Materials Initial Site Assessment
2.14.1	Environmental Document Preparation
18.2.1	Subsurface Utility Engineering

Renewal Status	JANUARY 3, 2018 ( ACTIVE )
Firm Name	SMITH CRM, LLC
Mailing Address	2900 W. ANDERSON LN., STE. C200, #301
	AUSTIN, TX 78757
Firm Phone	(512)893-0538

Areas of Certification

2.7.2	Historic Sites Sec. 4(f) Evaluations
2.8.1	Surveys, Res. & Doc. Of Historic Build, Struct. And Objects
2.11.1	Historical And Archival Research
2.15.1	Historical Research Of Extant Bldgs, Struct, Landsc., & Obj.
2.15.2	Historical Surveys & Doc. of Bldgs, Struct, Landsc., & Obj.

Renewal Status	APRIL 12, 2018 ( ACTIVE )
Firm Name	SMITH ENGINEERING COMPANY
Mailing Address	PO BOX 2565
	ROSWELL, NM 88202-2565
Firm Phone	(505)884-0700

Areas of Certification

3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
3.4.1	Minor Bridge Layouts
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
10.2.1	Roadway Hydraulic Design
10.3.1	Bridge Hydraulic Design

Renewal Status	APRIL 11, 2018 ( ACTIVE )
Firm Name	SOLARAY ENGINEERING, INC.
Mailing Address	2727 LBJ FREEWAY, SUITE 525
	DALLAS, TX 75234
Firm Phone	(972)247-1516

Areas of Certification

3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
4.3.1	Complex Highwa Design
4.4.1	Freeway Interchanges
8.1.1	Signing, Pavement Marking, And Channelization
10.1.1	Hydrologic Studies
10.2.1	Roadway Hydraulic Design
10.4.1	Storm Water Pump Station-Hydraulic Design
17.5.1	Civil Engineering
18.2.1	Subsurface Utility Engineering
18.3.1	Utility Adjustment Coordination
18.4.1	Utility Engineering
18.5.1	Utility Construction Management and Verification
18.6.1	Utility Management & Coordination Oversight

Renewal Status	JANUARY 11, 2018 ( ACTIVE )
Firm Name	SOUTHERN TRAFFIC SERVICES, INC.
Mailing Address	2911 WESTFIELD ROAD
	GULF BREEZE, FL 32563
Firm Phone	(800)786-3374

Areas of Certification

7.1.1

Traffic Engineering Studies

Renewal Status	FEBRUARY 14, 2018 ( ACTIVE )
Firm Name	SOUTHWEST RESEARCH INSTITUTE
Mailing Address	6220 CULEBRA ROAD
	SAN ANTONIO, TX 78238
Firm Phone	(210)522-2261

Areas of Certification

7.4.1	Traffic Control Systems Analysis, Design And Implementation
7.5.1	Intelligent Transportation Systems
8.4.1	ITS Control Systems Analysis, Design & Implementation

Renewal Status	JANUARY 2, 2018 ( ACTIVE )
Firm Name	SOUTHWEST SURVEYING AND MAPPING PARTNERS, LLC
Mailing Address	3820 ACADEMY PARKWAY NORTH NE
	ALBUQUERQUE, NM 87109
Firm Phone	(505)508-0786

Areas of Certification

3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
8.1.1	Signing, Pavement Marking, And Channelization
9.1.1	Bicycle And Pedestrian Facility Development
10.1.1	Hydrologic Studies
11.1.1	Roadway Construction Management And Inspection
18.2.1	Subsurface Utility Engineering

Renewal Status	MARCH 14, 2018 ( ACTIVE )
Firm Name	SOWELLS CONSULTING ENGINEERS, LLC
Mailing Address	13430 NW FWY SUITE 200
	HOUSTON, TX 77040
Firm Phone	(832)731-7290

Areas of Certification

3.2.1	Route Studies & Schematic Design
3.3.1	Route Studies & Schematic Design - Complex Highways
3.4.1	Minor Bridge Layouts
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
4.3.1	Complex Highwa Design
11.1.1	Roadway Construction Management And Inspection

Renewal Status	SEPTEMBER 12, 2018 ( ACTIVE )
Firm Name	SOWINSKI SULLIVAN ARCHITECTS, PC
Mailing Address	25 MOHAWK AVENUE
	SPARTA, NJ 07871
Firm Phone	(201)787-8809

Areas of Certification

16.1.1

Architecture

Renewal Status	MARCH 2, 2018 ( ACTIVE )
Firm Name	SP ENGINEERING, INC.
Mailing Address	4418 BLUEBONNET DRIVE
	STAFFORD, TX 77477
Firm Phone	(832)867-2522

Areas of Certification

1.1.1	Policy Planning
1.4.1	Land Planning/Engineering
2.4.1	Nationawide Permit
3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
3.3.1	Route Studies & Schematic Design - Complex Highways
3.4.1	Minor Bridge Layouts
3.5.1	Major Bridge Layouts
3.6.1	Multi-Level Interchange And Exotic Bridge Layout
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
4.3.1	Complex Highwa Design
4.4.1	Freeway Interchanges
5.1.1	Minor Bridge Design
5.2.1	Bridge Design
5.3.1	Multi-Level Interchange Design
7.1.1	Traffic Engineering Studies
7.2.1	Highway-Rail Grade Crossing Studies
7.3.1	Traffic Signal Timing
7.4.1	Traffic Control Systems Analysis, Design And Implementation
8.1.1	Signing, Pavement Marking, And Channelization
8.2.1	Illumination
8.3.1	Signalization
8.5.1	Highway-Rail Grade Crossings
9.1.1	Bicycle And Pedestrian Facility Development
10.1.1	Hydrologic Studies
10.2.1	Roadway Hydraulic Design
10.3.1	Bridge Hydraulic Design
10.4.1	Storm Water Pump Station-Hydraulic Design

Renewal Status	MARCH 7, 2018 ( ACTIVE )
Firm Name	SPAW INTERNATIONAL
Mailing Address	HCR2 BOX 329H
	PALACIOS, TX 77465-9102
Firm Phone	(361)972-2485

Areas of Certification

3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
3.3.1	Route Studies & Schematic Design - Complex Highways
3.4.1	Minor Bridge Layouts
3.5.1	Major Bridge Layouts
3.6.1	Multi-Level Interchange And Exotic Bridge Layout
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
4.3.1	Complex Highwa Design
4.4.1	Freeway Interchanges
7.1.1	Traffic Engineering Studies
7.3.1	Traffic Signal Timing
8.1.1	Signing, Pavement Marking, And Channelization
8.3.1	Signalization
10.2.1	Roadway Hydraulic Design
10.3.1	Bridge Hydraulic Design
10.4.1	Storm Water Pump Station-Hydraulic Design
11.1.1	Roadway Construction Management And Inspection
14.3.1	Transportation Foundation Studies

Renewal Status	JANUARY 19, 2018 ( ACTIVE )
Firm Name	SPHERE 3 ENVIRONMENTAL, INC.
Mailing Address	1501 BILL OWENS PARKWAY
	LONGVIEW, TX 75604
Firm Phone	(903)297-4673

Areas of Certification

2.3.1	Wetland Delineation
2.4.1	Nationawide Permit
2.4.2	Clean Water Act Sec. 404 Permits
2.4.3	U.S. Coast G. & U.S. Army Corps of Engr. Permits
2.5.1	Geological Assessment for Edwards Aquifer Recharge Zone
2.6.1	Protected Species Determination (Habitat)
2.6.2	Impact Evaluation Assessments
2.6.3	Biological Surveys
2.13.1	Hazardous Materials Initial Site Assessment
2.14.1	Environmental Document Preparation

Renewal Status	JANUARY 15, 2018 ( ACTIVE )
Firm Name	SPIRIT ENVIRONMENTAL, LLC
Mailing Address	20465 STATE HIGHWAY 249, SUITE 300
	HOUSTON, TX 77070
Firm Phone	(281)664-2828

Areas of Certification

2.2.1	Air Quality Analysis
2.3.1	Wetland Delineation
2.4.1	Nationawide Permit
2.4.3	U.S. Coast G. & U.S. Army Corps of Engr. Permits

Renewal Status	JANUARY 30, 2018 ( ACTIVE )
Firm Name	SPOT ON SURVEYING, INC.
Mailing Address	614 JERRYS LN
	BUDA, TX 78610
Firm Phone	(512)523-8092

Areas of Certification

15.1.1	Right of Way Surveys
15.1.3	Legal Descriptions
15.2.1	Design Survey
15.4.1	Horizontal and Vertical Control For Aerial Mapping

Renewal Status	MAY 7, 2018 ( ACTIVE )
Firm Name	STANGER SURVEYING TYLER, LLC
Mailing Address	1595 E. GRANDE BLVD.
	TYLER, TX 75703
Firm Phone	(903)534-0174

Areas of Certification

15.1.1	Right of Way Surveys
15.1.2	Parcel Plats
15.1.3	Legal Descriptions
15.1.4	Right Of Way Maps
15.2.1	Design Survey
15.4.1	Horizontal and Vertical Control For Aerial Mapping

Renewal Status	APRIL 2, 2018 ( ACTIVE )
Firm Name	STANLEY SPURLING & HAMILTON, INC.
Mailing Address	3301 EDLOE STREET, SUITE 200
	HOUSTON, TX 77027
Firm Phone	(713)776-9433

Areas of Certification

1.4.1	Land Planning/Engineering
1.5.1	Feasibility Studies
3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
3.3.1	Route Studies & Schematic Design - Complex Highways
3.4.1	Minor Bridge Layouts
3.5.1	Major Bridge Layouts
3.6.1	Multi-Level Interchange And Exotic Bridge Layout
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
4.3.1	Complex Highwa Design
4.4.1	Freeway Interchanges
5.1.1	Minor Bridge Design
5.2.1	Bridge Design
5.3.1	Multi-Level Interchange Design
6.1.1	Routine Bridge Inspection Team Leader

Renewal Status	JANUARY 12, 2018 ( ACTIVE )
Firm Name	STANTEC CONSULTING SERVICES INC.
Mailing Address	2435 N. CENTRAL EXPRESSWAY, SUITE 750
	RICHARDSON, TX 75080-2793
Firm Phone	(239)649-4040

Areas of Certification

1.1.1	Policy Planning
1.2.1	Systems Planning
1.3.1	Subarea/Corridor Planning
1.4.1	Land Planning/Engineering
1.5.1	Feasibility Studies
1.6.1	Major Investment Studies
1.7.1	Traffic Demand Modeling
2.1.1	Traffic Noise Analysis
2.2.1	Air Quality Analysis
2.3.1	Wetland Delineation
2.4.1	Nationawide Permit
2.4.2	Clean Water Act Sec. 404 Permits
2.4.3	U.S. Coast G. & U.S. Army Corps of Engr. Permits
2.5.1	Geological Assessment for Edwards Aquifer Recharge Zone
2.6.1	Protected Species Determination (Habitat)
2.6.2	Impact Evaluation Assessments
2.6.3	Biological Surveys
2.7.1	Sec. 4(F)/6(F) Evaluations
2.10.1	Archaeological Surveys, Doc., Excavation, Testing Rpts
2.11.1	Historical And Archival Research
2.12.1	Socio-Economic And Environmental Justice Analyses
2.13.1	Hazardous Materials Initial Site Assessment
2.14.1	Environmental Document Preparation
3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
3.3.1	Route Studies & Schematic Design - Complex Highways
3.4.1	Minor Bridge Layouts
3.5.1	Major Bridge Layouts
3.6.1	Multi-Level Interchange And Exotic Bridge Layout
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
4.3.1	Complex Highwa Design
4.4.1	Freeway Interchanges
4.5.1	Constructability Review
4.6.1	3-D Design Visualization Services
5.1.1	Minor Bridge Design
5.2.1	Bridge Design
5.3.1	Multi-Level Interchange Design
5.4.1	Exotic Bridge Design
5.5.1	Bridge & Non-Bridge Class Culvert and Inlet Design
6.1.1	Routine Bridge Inspection Team Leader
6.2.1	Complex Bridge Inspection Team
7.1.1	Traffic Engineering Studies
7.2.1	Highway-Rail Grade Crossing Studies
7.3.1	Traffic Signal Timing
7.4.1	Traffic Control Systems Analysis, Design And Implementation
7.5.1	Intelligent Transportation Systems
8.1.1	Signing, Pavement Marking, And Channelization
8.2.1	Illumination
8.3.1	Signalization
8.4.1	ITS Control Systems Analysis, Design & Implementation
8.5.1	Highway-Rail Grade Crossings
9.1.1	Bicycle And Pedestrian Facility Development
10.1.1	Hydrologic Studies
10.2.1	Roadway Hydraulic Design
10.3.1	Bridge Hydraulic Design
10.4.1	Storm Water Pump Station-Hydraulic Design
10.4.2	Pump Stations-Electrical
10.4.3	Pump Stations-Structures
10.5.1	Bridge Scour Evaluations And Analysis
11.1.1	Roadway Construction Management And Inspection
11.2.1	Bridge Construction Management And Inspection
14.3.1	Transportation Foundation Studies
15.1.1	Right of Way Surveys
15.1.2	Parcel Plats
15.1.3	Legal Descriptions
15.1.4	Right Of Way Maps
15.2.1	Design Survey
15.4.1	Horizontal and Vertical Control For Aerial Mapping
15.5.1	State Land Surveying
16.3.1	Landscape Architecture

Renewal Status	JANUARY 2, 2018 ( ACTIVE )
Firm Name	STAR ENGINEERING GROUP
Mailing Address	PO BOX 643
	HELOTES, TX 78023-0643
Firm Phone	(210)871-4133

Areas of Certification

3.4.1	Minor Bridge Layouts
3.5.1	Major Bridge Layouts
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
5.1.1	Minor Bridge Design
5.2.1	Bridge Design
6.1.1	Routine Bridge Inspection Team Leader
6.2.1	Complex Bridge Inspection Team
10.2.1	Roadway Hydraulic Design
10.5.1	Bridge Scour Evaluations And Analysis
14.3.1	Transportation Foundation Studies

Renewal Status	JANUARY 2, 2018 ( ACTIVE )
Firm Name	STATISTICAL RESEARCH, INC.
Mailing Address	6099 E. SPEEDWAY BLVD.
	TUCSON, AZ 85712
Firm Phone	(505)323-8300

Areas of Certification

2.8.1	Surveys, Res. & Doc. Of Historic Build, Struct. And Objects
2.10.1	Archaeological Surveys, Doc., Excavation, Testing Rpts
2.11.1	Historical And Archival Research

Renewal Status	FEBRUARY 9, 2018 ( ACTIVE )
Firm Name	STEGER & BIZZELL ENGINEERING, INC.
Mailing Address	1978 S. AUSTIN AVE
	GEORGETOWN, TX 78626
Firm Phone	(512)930-9412

Areas of Certification

1.4.1	Land Planning/Engineering
1.5.1	Feasibility Studies
2.5.1	Geological Assessment for Edwards Aquifer Recharge Zone
3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
3.4.1	Minor Bridge Layouts
3.5.1	Major Bridge Layouts
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
5.1.1	Minor Bridge Design
8.1.1	Signing, Pavement Marking, And Channelization
9.1.1	Bicycle And Pedestrian Facility Development
10.1.1	Hydrologic Studies
10.2.1	Roadway Hydraulic Design
10.3.1	Bridge Hydraulic Design
15.1.1	Right of Way Surveys
15.1.2	Parcel Plats
15.1.3	Legal Descriptions
15.1.4	Right Of Way Maps
15.2.1	Design Survey
15.4.1	Horizontal and Vertical Control For Aerial Mapping
15.5.1	State Land Surveying

Renewal Status	JANUARY 2, 2018 ( ACTIVE )
Firm Name	STEVENS TECHNICAL SERVICES, INC.
Mailing Address	14531 FM 529, SUITE 160
	HOUSTON, TX 77095
Firm Phone	(713)724-5870

Areas of Certification

1.1.1	Policy Planning
1.2.1	Systems Planning
1.3.1	Subarea/Corridor Planning
1.4.1	Land Planning/Engineering
1.5.1	Feasibility Studies
3.1.1	Route Studies & Schematic Design - Minor Roadways
3.2.1	Route Studies & Schematic Design
4.1.1	Minor Roadway Design
4.2.1	Roadway Design
4.4.1	Freeway Interchanges
7.1.1	Traffic Engineering Studies
7.2.1	Highway-Rail Grade Crossing Studies
7.3.1	Traffic Signal Timing
7.4.1	Traffic Control Systems Analysis, Design And Implementation
7.5.1	Intelligent Transportation Systems
8.1.1	Signing, Pavement Marking, And Channelization
8.2.1	Illumination
8.3.1	Signalization
8.4.1	ITS Control Systems Analysis, Design & Implementation
8.5.1	Highway-Rail Grade Crossings
9.1.1	Bicycle And Pedestrian Facility Development
18.2.1	Subsurface Utility Engineering

Renewal Status	JUNE 21, 2018 ( ACTIVE )
Firm Name	STL ENGINEERS & LABORATORIES
Mailing Address	1341 W. MOCKINGBIRD, SUITE 1200W
	DALLAS, TX 75247
Firm Phone	(214)630-3800

Areas of Certification

8.1.1	Signing, Pavement Marking, And Channelization
11.1.1	Roadway Construction Management And Inspection
11.2.1	Bridge Construction Management And Inspection
12.1.1	Asphaltic Concrete Production
12.1.2	Portland Cement Concrete
12.2.1	Plant Inspection And Testing
14.1.1	Soil Exploration
14.2.1	Geotechnical Testing
14.3.1	Transportation Foundation Studies

Updated September 25, 2018


© Copyright 2018, TxDOT All Rights Reserved.	Disclaimer \| Accessibility Policy \| Privacy and Security Policy \| Open Records \| TxDOT Contacts