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Active Precertified Firms - Sorted by Firm Name

Active Precertified Firm Page Links ( Updated June 17, 2019 at 9:00:04 P.M. )
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Renewal Status FEBRUARY 28, 2019 ( 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 Nationwide Permit
2.4.2 Clean Water Act Sec. 404 Permits
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway Design
6.1.1 Routine Bridge Inspection Team Leader
7.1.1 Traffic Engineering Studies
7.3.1 Traffic Signal Timing
8.1.1 Signing, Pavement Marking, And Channelization
8.3.1 Signalization
8.6.1 Rail-Highway Design
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
15.3.5 Horizontal and Vertical Control



Renewal Status MAY 8, 2019 ( ACTIVE )
Firm Name SCHEIBE CONSULTING LLC
Mailing Address 11612 BEE CAVE RD., BLDG. 1, STE. 240
AUSTIN, TX 78738
Firm Phone (512)263-0418

Areas of Certification
2.4.1 Nationwide 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
10.7.1 Riverine Hydraulic Design
17.5.1 Civil Engineering



Renewal Status MARCH 4, 2019 ( 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
14.4.1 Building Foundation Studies



Renewal Status FEBRUARY 13, 2019 ( 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 Nationwide Permit
2.4.2 Clean Water Act Sec. 404 Permits
2.4.3 U.S. Coast G. & U.S. Army Corps of Engr. Permits
2.6.2 Impact Evaluation Assessments
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 APRIL 17, 2019 ( ACTIVE )
Firm Name SCIENTECH ENGINEERS, INC
Mailing Address 701 SHEPHERD, SUITE 200
HOUSTON, TX 77007
Firm Phone (713)977-6090

Areas of Certification
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway Design
4.4.1 Freeway Interchanges
5.2.1 Bridge Design
5.3.1 Multi-Level Interchange Design
6.1.1 Routine Bridge Inspection Team Leader
6.1.2 Routine Bridge Inspection Project Manager
6.2.1 Complex Bridge Inspection Team Leader
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 15, 2019 ( 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
6.1.2 Routine Bridge Inspection Project Manager



Renewal Status JANUARY 7, 2019 ( 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 25, 2019 ( 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
16.2.1 Building and Facilities Architecture



Renewal Status JANUARY 31, 2019 ( 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 Nationwide Permit
2.5.1 Geological Assessment for Edwards Aquifer Recharge Zone
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway Design
4.4.1 Freeway Interchanges
4.5.1 Constructability Review
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
8.6.1 Rail-Highway Design
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 12, 2019 ( 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
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway Design
4.4.1 Freeway Interchanges
5.2.1 Bridge Design
5.3.1 Multi-Level Interchange Design
6.1.1 Routine Bridge Inspection Team Leader
6.1.2 Routine Bridge Inspection Project Manager
6.2.1 Complex Bridge Inspection Team Leader
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
19.1.1 Value Engineering



Renewal Status MAY 10, 2019 ( 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 Nationwide Permit
2.13.1 Hazardous Materials Initial Site Assessment



Renewal Status JANUARY 2, 2019 ( 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
16.1.1 Architecture



Renewal Status APRIL 11, 2019 ( 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
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway Design
4.4.1 Freeway Interchanges
5.2.1 Bridge 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
8.2.1 Illumination
8.3.1 Signalization
8.4.1 ITS Control Systems Analysis, Design & Implementation
8.6.1 Rail-Highway Design
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 FEBRUARY 1, 2019 ( ACTIVE )
Firm Name SHALOM SERVICES CORPORATION
Mailing Address 1507 QUAIL RIDGE DR.
CEDAR HILL, TX 75104
Firm Phone (972)750-0761

Areas of Certification
3.2.1 Route Studies & Schematic 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 APRIL 29, 2019 ( 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
15.2.1 Design Survey
15.2.2 Construction Survey
15.3.5 Horizontal and Vertical Control
15.5.1 State Land Surveying



Renewal Status JANUARY 7, 2019 ( 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
15.5.1 State Land Surveying



Renewal Status JANUARY 31, 2019 ( 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
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway 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
8.6.1 Rail-Highway Design
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 MARCH 29, 2019 ( 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 JANUARY 8, 2019 ( 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 APRIL 4, 2019 ( 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
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway Design
5.2.1 Bridge Design
8.1.1 Signing, Pavement Marking, And Channelization



Renewal Status FEBRUARY 19, 2019 ( 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 APRIL 13, 2019 ( ACTIVE )
Firm Name SKYLINE ENGINEERING & CONSTRUCTION INC
Mailing Address 903 E PRIMROSE MEADOWS CIR
PEARLAND, TX 77584
Firm Phone (713)201-8926

Areas of Certification
4.2.1 Roadway Design
4.5.1 Constructability Review
10.5.1 Bridge Scour Evaluations And Analysis
11.1.1 Roadway Construction Management And Inspection
11.5.1 Construction Scheduling Project Manager
11.6.1 Construction Schedule Support-General
11.7.1 Construct. Schedule Support-Sched of Roadway Design
11.8.1 Construct Schedule Support-Sched Bridge & Interchange Proj
12.1.3 Materials Engineering
17.5.1 Civil Engineering



Renewal Status FEBRUARY 28, 2019 ( ACTIVE )
Firm Name SL ENGINEERING, LLC
Mailing Address 5050 BEAR CLAW LANE
ROCKWALL, TX 75032
Firm Phone (214)213-3954

Areas of Certification
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



Renewal Status JANUARY 28, 2019 ( 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
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway Design
6.1.1 Routine Bridge Inspection Team Leader
7.1.1 Traffic Engineering Studies
8.1.1 Signing, Pavement Marking, And Channelization
8.3.1 Signalization
8.6.1 Rail-Highway Design
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



Renewal Status MARCH 13, 2019 ( 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 Nationwide 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 7, 2019 ( 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
2.15.1 Historical Research Of Extant Bldgs, Struct, Landsc., & Obj.
2.15.2 Historical Surveys & Doc. of Bldgs, Struct, Landsc., & Obj.



Renewal Status FEBRUARY 26, 2019 ( ACTIVE )
Firm Name SOLAR SURVEYING, LLC
Mailing Address 5421 BRYSTONE DR
HOUSTON, TX 77041
Firm Phone (832)781-4697

Areas of Certification
15.1.1 Right of Way Surveys
15.2.1 Design Survey
15.2.2 Construction Survey
15.3.5 Horizontal and Vertical Control



Renewal Status MARCH 21, 2019 ( ACTIVE )
Firm Name SOLARAY ENGINEERING, INC.
Mailing Address 2727 LBJ FREEWAY, SUITE 525
DALLAS, TX 75234
Firm Phone (972)247-1516

Areas of Certification
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway 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
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 MAY 17, 2019 ( ACTIVE )
Firm Name SOUTHWEST RESEARCH INSTITUTE
Mailing Address 6220 CULEBRA ROAD
SAN ANTONIO, TX 78238
Firm Phone (210)522-2230

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 4, 2019 ( 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
3.2.1 Route Studies & Schematic 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 JANUARY 7, 2019 ( 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 13, 2019 ( 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
1.2.1 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 Nationwide Permit
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway Design
4.4.1 Freeway Interchanges
5.2.1 Bridge Design
5.3.1 Multi-Level Interchange 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
8.2.1 Illumination
8.3.1 Signalization
8.4.1 ITS Control Systems Analysis, Design & Implementation
8.6.1 Rail-Highway Design
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 15, 2019 ( ACTIVE )
Firm Name SPAW INTERNATIONAL
Mailing Address HCR2 BOX 329H
PALACIOS, TX 77465-9102
Firm Phone (361)972-2485

Areas of Certification
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway 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 3, 2019 ( 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 Nationwide 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
2.6.2 Impact Evaluation Assessments
2.13.1 Hazardous Materials Initial Site Assessment
2.14.1 Environmental Document Preparation



Renewal Status MAY 2, 2019 ( ACTIVE )
Firm Name SPOONER AND ASSOCIATES, INC.
Mailing Address 309 BYERS STREET, SUITE 100
EULESS, TX 76039
Firm Phone (817)685-8448

Areas of Certification
15.1.1 Right of Way Surveys
15.2.1 Design Survey
15.2.2 Construction Survey
15.3.5 Horizontal and Vertical Control



Renewal Status APRIL 15, 2019 ( 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
15.2.1 Design Survey
15.2.2 Construction Survey
15.3.5 Horizontal and Vertical Control



Renewal Status JANUARY 7, 2019 ( ACTIVE )
Firm Name STANLEY MORRIS ENGINEERING
Mailing Address 907 EAST BROADWAY
SWEETWATER, TX 79556
Firm Phone (325)235-8616

Areas of Certification
1.4.1 Land Planning/Engineering
8.1.1 Signing, Pavement Marking, And Channelization
8.6.1 Rail-Highway Design
10.1.1 Hydrologic Studies
10.2.1 Roadway Hydraulic Design
10.4.1 Storm Water Pump Station-Hydraulic Design
15.1.1 Right of Way Surveys
15.2.1 Design Survey
15.2.2 Construction Survey
15.3.5 Horizontal and Vertical Control



Renewal Status FEBRUARY 8, 2019 ( 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
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway Design
4.4.1 Freeway Interchanges
5.2.1 Bridge Design
5.3.1 Multi-Level Interchange Design
6.1.1 Routine Bridge Inspection Team Leader



Renewal Status JANUARY 11, 2019 ( 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 Nationwide Permit
2.4.2 Clean Water Act Sec. 404 Permits
2.4.3 U.S. Coast G. & U.S. Army Corps of Engr. Permits
2.6.2 Impact Evaluation Assessments
2.7.1 Sec. 4(F)/6(F) Evaluations
2.10.1 Archaeological Surveys, Doc., Excavation, Testing Rpts
2.12.1 Socio-Economic And Environmental Justice Analyses
2.13.1 Hazardous Materials Initial Site Assessment
2.14.1 Environmental Document Preparation
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway Design
4.4.1 Freeway Interchanges
4.5.1 Constructability Review
4.6.1 3-D Design Visualization Services
5.2.1 Bridge Design
5.3.1 Multi-Level Interchange 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 Leader
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
8.6.1 Rail-Highway Design
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
14.4.1 Building Foundation Studies
15.1.1 Right of Way Surveys
15.2.1 Design Survey
15.2.2 Construction Survey
15.3.3 Terrestrial LIDAR
15.3.5 Horizontal and Vertical Control
15.5.1 State Land Surveying
18.2.1 Subsurface Utility Engineering
18.3.1 Utility Adjustment Coordination
18.4.1 Utility Engineering
18.6.1 Utility Management & Coordination Oversight



Renewal Status MAY 22, 2019 ( ACTIVE )
Firm Name STAR ENGINEERING GROUP, INC.
Mailing Address PO BOX 643
HELOTES, TX 78023-0643
Firm Phone (210)871-4133

Areas of Certification
4.2.1 Roadway Design
5.2.1 Bridge Design
6.1.1 Routine Bridge Inspection Team Leader
6.1.2 Routine Bridge Inspection Project Manager
6.2.1 Complex Bridge Inspection Team Leader
10.2.1 Roadway Hydraulic Design
10.5.1 Bridge Scour Evaluations And Analysis
14.3.1 Transportation Foundation Studies



Renewal Status JANUARY 7, 2019 ( ACTIVE )
Firm Name STATISTICAL RESEARCH, INC.
Mailing Address 6099 E. SPEEDWAY BLVD.
TUCSON, AZ 85712
Firm Phone (505)323-8300

Areas of Certification
2.10.1 Archaeological Surveys, Doc., Excavation, Testing Rpts
2.15.1 Historical Research Of Extant Bldgs, Struct, Landsc., & Obj.
2.15.2 Historical Surveys & Doc. of Bldgs, Struct, Landsc., & Obj.



Renewal Status FEBRUARY 21, 2019 ( ACTIVE )
Firm Name STEVENS TECHNICAL SERVICES, INC.
Mailing Address 14531 FM 529, SUITE 160
HOUSTON, TX 77095
Firm Phone (713)828-4742

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
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway 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
8.6.1 Rail-Highway Design
9.1.1 Bicycle And Pedestrian Facility Development
18.2.1 Subsurface Utility Engineering



Renewal Status JANUARY 15, 2019 ( 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
12.1.2 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



Renewal Status MAY 16, 2019 ( ACTIVE )
Firm Name STOA INTERNATIONAL ARCHITECTS, INC.
Mailing Address 6001 SAVOY DRIVE, SUITE 100
HOUSTON, TX 77036
Firm Phone (713)995-8784

Areas of Certification
16.1.1 Architecture



Renewal Status MARCH 8, 2019 ( ACTIVE )
Firm Name STRAND ASSOCIATES, INC.
Mailing Address 910 WEST WINGRA DRIVE
MADISON, WI 53715-1943
Firm Phone (608)251-4843

Areas of Certification
1.3.1 Subarea/Corridor Planning
1.4.1 Land Planning/Engineering
1.5.1 Feasibility Studies
2.3.1 Wetland Delineation
2.4.1 Nationwide Permit
2.4.2 Clean Water Act Sec. 404 Permits
2.7.1 Sec. 4(F)/6(F) Evaluations
2.12.1 Socio-Economic And Environmental Justice Analyses
2.14.1 Environmental Document Preparation
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway Design
4.4.1 Freeway Interchanges
5.2.1 Bridge 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
8.6.1 Rail-Highway Design
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
15.1.1 Right of Way Surveys
15.2.1 Design Survey
15.2.2 Construction Survey



Renewal Status JANUARY 2, 2019 ( ACTIVE )
Firm Name STREAM WATER GROUP, INC.
Mailing Address 9401 LBJ FREEWAY, SUITE 104
DALLAS, TX 75243
Firm Phone (972)898-5685

Areas of Certification
2.4.1 Nationwide Permit
2.4.2 Clean Water Act Sec. 404 Permits
4.2.1 Roadway Design
4.5.1 Constructability Review
8.1.1 Signing, Pavement Marking, And Channelization
17.5.1 Civil Engineering
18.2.1 Subsurface Utility Engineering
18.3.1 Utility Adjustment Coordination
18.4.1 Utility Engineering



Renewal Status JUNE 11, 2019 ( ACTIVE )
Firm Name STRIDDE, CALLINS AND ASSOCIATES, INC.
Mailing Address NO MAILING ADDRESS FOUND.
Firm Phone

Areas of Certification
17.2.1 Mechanical Engineering
17.4.1 Electrical Engineering



Renewal Status JANUARY 7, 2019 ( ACTIVE )
Firm Name STRINTEG CORPORATION
Mailing Address 2209 COOPER LAKE RD SE
SMYRNA, GA 30080
Firm Phone (404)804-4324

Areas of Certification
6.1.1 Routine Bridge Inspection Team Leader
6.1.2 Routine Bridge Inspection Project Manager
6.2.1 Complex Bridge Inspection Team Leader
6.2.2 Complex Bridge Inspection Project Manager



Renewal Status MARCH 7, 2019 ( ACTIVE )
Firm Name STRUCTURAL DIAGNOSTICS, INC.
Mailing Address 1822 DALY DR.
CORPUS CHRISTI, TX 78412
Firm Phone (361)877-3897

Areas of Certification
6.1.1 Routine Bridge Inspection Team Leader
6.1.2 Routine Bridge Inspection Project Manager



Renewal Status FEBRUARY 8, 2019 ( ACTIVE )
Firm Name STRUCTURAL ENGINEERING ASSOCIATES, INC.
Mailing Address 3838 N.W. LOOP 410
SAN ANTONIO, TX 78229
Firm Phone (210)735-9202

Areas of Certification
1.5.1 Feasibility Studies
2.4.2 Clean Water Act Sec. 404 Permits
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway Design
5.2.1 Bridge Design
5.2.1 Bridge Design
5.2.1 Bridge Design
5.3.1 Multi-Level Interchange Design
5.5.1 Bridge & Non-Bridge Class Culvert and Inlet Design
6.1.1 Routine Bridge Inspection Team Leader
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
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
14.5.1 Evaluation & Design of Geotechnical Related Structures



Renewal Status FEBRUARY 11, 2019 ( ACTIVE )
Firm Name SUMMIT SURVEYING, INC.
Mailing Address 2040 DEERBROOK DRIVE
TYLER, TX 75703
Firm Phone (903)561-9544

Areas of Certification
15.1.1 Right of Way Surveys
15.2.1 Design Survey
15.2.2 Construction Survey
15.3.5 Horizontal and Vertical Control



Renewal Status JANUARY 7, 2019 ( ACTIVE )
Firm Name SURGIS OF TEXAS CORPORATION
Mailing Address 12274 BANDERA RD. STE 123
HELOTES, TX 78023
Firm Phone (210)367-5843

Areas of Certification
15.1.1 Right of Way Surveys
15.2.1 Design Survey
15.2.2 Construction Survey
15.3.5 Horizontal and Vertical Control



Renewal Status FEBRUARY 15, 2019 ( ACTIVE )
Firm Name SURVEYING AND MAPPING, LLC
Mailing Address 4801 SOUTHWEST PARKWAY, BUILDING TWO, SUITE 100
AUSTIN, TX 78735
Firm Phone (512)447-0575

Areas of Certification
4.2.1 Roadway Design
8.1.1 Signing, Pavement Marking, And Channelization
15.1.1 Right of Way Surveys
15.2.1 Design Survey
15.2.2 Construction Survey
15.3.1 Aerial Photogrammetry
15.3.2 Terrestrial Photogrammetry
15.3.3 Terrestrial LIDAR
15.3.4 Mobile and Airborne LiDAR
15.3.5 Horizontal and Vertical Control
15.5.1 State Land Surveying
18.2.1 Subsurface Utility Engineering
18.3.1 Utility Adjustment Coordination
18.4.1 Utility Engineering
18.6.1 Utility Management & Coordination Oversight



Renewal Status APRIL 29, 2019 ( ACTIVE )
Firm Name SURVEYING SOLUTIONS, INC.
Mailing Address 4471 M-61
STANDISH, MI 48658
Firm Phone (989)846-6601

Areas of Certification
15.1.1 Right of Way Surveys
15.2.1 Design Survey
15.2.2 Construction Survey



Renewal Status JANUARY 9, 2019 ( ACTIVE )
Firm Name SURVTEX, LLC
Mailing Address 600 W. WHITESTONE BLVD.
CEDAR PARK, TX 78613
Firm Phone (512)249-8875

Areas of Certification
15.1.1 Right of Way Surveys
15.2.1 Design Survey
15.2.2 Construction Survey
15.3.5 Horizontal and Vertical Control



Renewal Status MAY 14, 2019 ( ACTIVE )
Firm Name SWASHBUCKLING L.L.C.
Mailing Address 1784 HIDDEN BROOK DR.
GRAND PRAIRIE, TX 75050
Firm Phone (972)955-5635

Areas of Certification
14.1.1 Soil Exploration
14.2.1 Geotechnical Testing
14.3.1 Transportation Foundation Studies
14.5.1 Evaluation & Design of Geotechnical Related Structures



Renewal Status JANUARY 2, 2019 ( ACTIVE )
Firm Name SWCA, INCORPORATED
Mailing Address 20 E THOMAS RD, STE 1700
PHOENIX, AZ 85012
Firm Phone (602)274-3831

Areas of Certification
1.4.1 Land Planning/Engineering
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 Nationwide 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
2.6.2 Impact Evaluation Assessments
2.6.4 Biological Evaluations/Assessments
2.7.1 Sec. 4(F)/6(F) Evaluations
2.10.1 Archaeological Surveys, Doc., Excavation, Testing Rpts
2.12.1 Socio-Economic And Environmental Justice Analyses
2.13.1 Hazardous Materials Initial Site Assessment
2.14.1 Environmental Document Preparation
2.15.1 Historical Research Of Extant Bldgs, Struct, Landsc., & Obj.
2.15.2 Historical Surveys & Doc. of Bldgs, Struct, Landsc., & Obj.



Renewal Status MARCH 20, 2019 ( ACTIVE )
Firm Name T.Y. LIN INTERNATIONAL
Mailing Address 345 CALIFORNIA STREET, SUITE 2300
SAN FRANCISCO, CA 94104
Firm Phone (415)291-3731

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
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway Design
4.4.1 Freeway Interchanges
5.2.1 Bridge Design
5.3.1 Multi-Level Interchange Design
6.2.1 Complex Bridge Inspection Team Leader
7.1.1 Traffic Engineering 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
8.3.1 Signalization
9.1.1 Bicycle And Pedestrian Facility Development
10.1.1 Hydrologic Studies
10.2.1 Roadway 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 APRIL 10, 2019 ( ACTIVE )
Firm Name T-CORE ENGINEERS, LLC
Mailing Address 2907 REDSKY PASS
SAN ANTONIO, TX 78259
Firm Phone (210)900-2448

Areas of Certification
2.4.1 Nationwide Permit
4.2.1 Roadway Design
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 16, 2019 ( ACTIVE )
Firm Name TAM CONSULTING SERVICES LLC
Mailing Address 4520 JENKINS DRIVE
PLANO, TX 75024
Firm Phone (469)562-2178

Areas of Certification
2.1.1 Traffic Noise Analysis
2.2.1 Air Quality Analysis
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway Design
4.4.1 Freeway Interchanges
4.5.1 Constructability Review
7.1.1 Traffic Engineering Studies
8.1.1 Signing, Pavement Marking, And Channelization
8.3.1 Signalization
11.1.1 Roadway Construction Management And Inspection
11.2.1 Bridge Construction Management And Inspection
11.6.1 Construction Schedule Support-General
12.1.3 Materials Engineering
12.2.1 Plant Inspection And Testing




Updated June 17, 2019

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