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Active Precertified Firms - Sorted by Firm Name

Active Precertified Firm Page Links ( Updated February 17, 2019 at 9:00:06 P.M. )
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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 APRIL 20, 2018 ( ACTIVE )
Firm Name T. BAKER SMITH, LLC
Mailing Address 12825 TRINITY DRIVE
HOUSTON, TX 77477
Firm Phone (281)637-4323

Areas of Certification
1.4.1 Land Planning/Engineering
2.4.1 Nationwide Permit
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway Design
8.6.1 Rail-Highway Design
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
15.2.1 Design Survey
15.2.2 Construction Survey
15.3.5 Horizontal and Vertical Control



Renewal Status JANUARY 26, 2018 ( ACTIVE )
Firm Name T. SMITH INSPECTION & TESTING, LLC.
Mailing Address 2211 CENTURY CENTER BLVD
IRVING, TX 75062
Firm Phone (214)563-3003

Areas of Certification
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



Renewal Status APRIL 23, 2018 ( ACTIVE )
Firm Name T.Y. LIN INTERNATIONAL
Mailing Address 345 CALIFORNIA STREET, SUITE 2300
SAN FRANCISCO, CA 94104
Firm Phone (703)402-3853

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
6.1.1 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
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
10.5.1 Bridge Scour Evaluations And Analysis
11.1.1 Roadway Construction Management And Inspection
11.2.1 Bridge Construction Management And Inspection



Renewal Status MAY 29, 2018 ( 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 8, 2018 ( ACTIVE )
Firm Name TALON DRILLING, LP DBA LLANO-PERMIAN
Mailing Address 921 N. BIVINS
AMARILLO, TX 79107
Firm Phone (806)467-0607

Areas of Certification
2.13.1 Hazardous Materials Initial Site Assessment



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
12.2.1 Plant Inspection And Testing



Renewal Status FEBRUARY 4, 2019 ( ACTIVE )
Firm Name TARGUS ASSOCIATES, LLC
Mailing Address 1900 DIPLOMAT DRIVE
DALLAS, TX 75234
Firm Phone (972)247-7229

Areas of Certification
2.4.1 Nationwide Permit
2.6.2 Impact Evaluation Assessments
2.13.1 Hazardous Materials Initial Site Assessment
17.6.1 Hazardous Building Materials Assessment (Asbestos)



Renewal Status JANUARY 8, 2019 ( ACTIVE )
Firm Name TEAGUE NALL AND PERKINS, INC.
Mailing Address 5237 N. RIVERSIDE DRIVE, SUITE 100
FORT WORTH, TX 76137
Firm Phone (817)336-5773

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
4.5.1 Constructability Review
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
8.6.1 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
10.5.1 Bridge Scour Evaluations And Analysis
10.8.1 FEMA Regulations and Permits
11.1.1 Roadway Construction Management And Inspection
11.2.1 Bridge Construction Management And Inspection
11.3.1 Construction Superintendent
11.7.1 Construct. Schedule Support-Sched of Roadway Design
14.3.1 Transportation Foundation Studies
15.1.1 Right of Way Surveys
15.2.1 Design Survey
15.2.2 Construction Survey
15.3.5 Horizontal and Vertical Control
17.1.1 Structural 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 DECEMBER 14, 2018 ( ACTIVE )
Firm Name TEAL ENGINEERING SERVICES, INC.
Mailing Address 2000 DENISON, SUITE 103
DENTON, TX 76201
Firm Phone (940)637-1076

Areas of Certification
1.3.1 Subarea/Corridor Planning
1.5.1 Feasibility Studies
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
8.3.1 Signalization
8.4.1 ITS Control Systems Analysis, Design & Implementation



Renewal Status APRIL 13, 2018 ( ACTIVE )
Firm Name TEAM CONSULTANTS INC.
Mailing Address 4087 SHILLING WAY
DALLAS, TX 75237
Firm Phone (214)331-4395

Areas of Certification
2.13.1 Hazardous Materials Initial Site Assessment
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
14.4.1 Building Foundation Studies



Renewal Status SEPTEMBER 10, 2018 ( ACTIVE )
Firm Name TEAM FULMER ENGINEERING SERVICES COMPANY
Mailing Address 4101 LOMA ROSADA
EL PASO, TX 79934
Firm Phone (915)433-6428

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
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
10.2.1 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
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 3, 2018 ( ACTIVE )
Firm Name TED CHANG
Mailing Address 2820 S. PADRE ISLAND DR STE 183
CORPUS CHRISTI, TX 78415
Firm Phone (361)857-8779

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



Renewal Status JANUARY 2, 2018 ( ACTIVE )
Firm Name TEDSI INFRASTRUCTURE GROUP, INC.
Mailing Address 1201 E. EXPRESSWAY 83
MISSION, TX 78572
Firm Phone (956)424-7898

Areas of Certification
1.2.1 Systems Planning
1.3.1 Subarea/Corridor Planning
1.4.1 Land Planning/Engineering
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway Design
4.4.1 Freeway Interchanges
5.2.1 Bridge Design
6.1.1 Routine 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
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
15.2.2 Construction Survey
15.3.5 Horizontal and Vertical Control



Renewal Status JANUARY 3, 2018 ( ACTIVE )
Firm Name TEG ENGINEERING, LLC
Mailing Address 1505 44TH STREET, SW, SUITE B
WYOMING, MI 49509
Firm Phone (616)261-8630

Areas of Certification
5.2.1 Bridge Design
11.2.1 Bridge Construction Management And Inspection



Renewal Status JANUARY 29, 2019 ( ACTIVE )
Firm Name TEJAS SURVEYING, INC.
Mailing Address 1810 FIRST OAKS ST., SUITE 220
RICHMOND, TX 77406-1666
Firm Phone (281)240-9099

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 22, 2019 ( ACTIVE )
Firm Name TERRA ASSOCIATES INC.
Mailing Address 1445 NORTH LOOP WEST, SUITE 450
HOUSTON, TX 77008
Firm Phone (713)993-0333

Areas of Certification
4.2.1 Roadway Design
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



Renewal Status JANUARY 15, 2019 ( ACTIVE )
Firm Name TERRA FLIGHT AERIAL IMAGING, INC.
Mailing Address PO BOX 12327
SPRING, TX 77391-2327
Firm Phone (281)370-1236

Areas of Certification
15.3.1 Aerial Photogrammetry



Renewal Status FEBRUARY 24, 2018 ( ACTIVE )
Firm Name TERRA TESTING, LLC
Mailing Address P.O. BOX 16605
LUBBOCK, TX 79490
Firm Phone (806)793-4767

Areas of Certification
2.13.1 Hazardous Materials Initial Site Assessment
12.1.1 Asphaltic Concrete Production
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 MARCH 23, 2018 ( ACTIVE )
Firm Name TERRA-SOLVE, INC.
Mailing Address 3216 COMMANDER DRIVE STE 103
CARROLLTON, TX 75006
Firm Phone (214)402-8907

Areas of Certification
2.5.1 Geological Assessment for Edwards Aquifer Recharge Zone
2.13.1 Hazardous Materials Initial Site Assessment



Renewal Status JANUARY 8, 2019 ( ACTIVE )
Firm Name TERRACON CONSULTANTS, INC.
Mailing Address 5307 INDUSTRIAL OAKS BLVD STE 160
AUSTIN, TX 78735
Firm Phone (512)442-1122

Areas of Certification
1.3.1 Subarea/Corridor Planning
1.5.1 Feasibility Studies
2.1.1 Traffic Noise 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
2.10.1 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
5.2.1 Bridge Design
6.1.1 Routine Bridge Inspection Team Leader
6.1.2 Routine Bridge Inspection Project Manager
6.4.1 Underwater Bridge Inspection Team Leader
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
11.6.1 Construction Schedule Support-General
11.8.1 Construct Schedule Support-Sched Bridge & 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
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
17.6.1 Hazardous Building Materials Assessment (Asbestos)



Renewal Status JANUARY 2, 2018 ( ACTIVE )
Firm Name TERRASOND LIMITED
Mailing Address 539 N. CARANCAHUA STREET, SUITE 2200
CORPUS CHRISTI, TX 78401
Firm Phone (361)881-1780

Areas of Certification
15.1.1 Right of Way Surveys



Renewal Status JANUARY 8, 2019 ( ACTIVE )
Firm Name TETRA SURVEYS LLC
Mailing Address PO BOX 66190
HOUSTON, TX 77266-6190
Firm Phone (713)470-0079

Areas of Certification
15.1.1 Right of Way Surveys



Renewal Status APRIL 11, 2018 ( ACTIVE )
Firm Name TETRA TECH, INC.
Mailing Address 2901 WILCREST DRIVE, SUITE 400
HOUSTON, TX 77042
Firm Phone (832)251-6026

Areas of Certification
2.13.1 Hazardous Materials Initial Site Assessment
4.2.1 Roadway Design
11.1.1 Roadway Construction Management And Inspection
11.2.1 Bridge Construction Management And Inspection



Renewal Status JANUARY 10, 2019 ( ACTIVE )
Firm Name TEXAS QUALITY DRILLING, LLC DBA TQD GROUP
Mailing Address 2220 CHEMSEARCH BLVD., STE. 108
CHEMSEARCH, TX 75062
Firm Phone (972)579-1465

Areas of Certification
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
12.1.2 Portland Cement Concrete
12.1.3 Materials Engineering
12.2.1 Plant Inspection And Testing
14.1.1 Soil Exploration
14.2.1 Geotechnical Testing



Renewal Status JANUARY 17, 2019 ( ACTIVE )
Firm Name TEXAS TRANSPORTATION SOLUTIONS, INC.
Mailing Address 1701 S. MAYS ST, J173
ROUND ROCK, TX 78664
Firm Phone (512)657-8168

Areas of Certification
4.2.1 Roadway Design
5.2.1 Bridge Design
5.3.1 Multi-Level Interchange Design
14.3.1 Transportation Foundation Studies



Renewal Status JANUARY 3, 2018 ( ACTIVE )
Firm Name TEXAS URBAN LOW IMPACT DEVELOPMENT LLC DBA WHITE OAK ENGINEERS & PLANNERS
Mailing Address 2499 JUDIWAY ST. #925984
HOUSTON, TX 77018
Firm Phone (713)470-7444

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
5.2.1 Bridge 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
11.2.1 Bridge Construction Management And Inspection



Renewal Status JANUARY 21, 2019 ( ACTIVE )
Firm Name TFB ENGINEERING, LLC
Mailing Address 12825 VILLA MILANO DRIVE
FORT WORTH, TX 76126-6114
Firm Phone (817)946-6086

Areas of Certification
6.1.1 Routine Bridge Inspection Team Leader
10.5.1 Bridge Scour Evaluations And Analysis



Renewal Status JANUARY 14, 2019 ( ACTIVE )
Firm Name TGE RESOURCES, INC.
Mailing Address 8048 NORTHCOURT ROAD
HOUSTON, TX 77040
Firm Phone (713)744-5805

Areas of Certification
1.1.1 Policy Planning
1.5.1 Feasibility Studies
2.4.2 Clean Water Act Sec. 404 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



Renewal Status MARCH 23, 2018 ( ACTIVE )
Firm Name THE ATLANTIC GROUP
Mailing Address 2223 DRAKE AVENUE SW, SUITE 200
HUNTSVILLE, AL 35805
Firm Phone (256)971-9991

Areas of Certification
15.3.1 Aerial Photogrammetry



Renewal Status MARCH 26, 2018 ( ACTIVE )
Firm Name THE CK GROUP, INC.
Mailing Address 4108 AMON CARTER BLVD. 206
FORT WORTH, TX 76155
Firm Phone (817)545-8700

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
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
9.1.1 Bicycle And Pedestrian Facility Development
10.1.1 Hydrologic Studies
11.1.1 Roadway Construction Management And Inspection
12.1.2 Portland Cement Concrete
14.1.1 Soil Exploration
14.2.1 Geotechnical Testing



Renewal Status JANUARY 7, 2019 ( ACTIVE )
Firm Name THE GOODMAN CORPORATION
Mailing Address 3200 TRAVIS ST. SUITE 200
HOUSTON, TX 77006-3636
Firm Phone (713)951-7951

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
2.13.1 Hazardous Materials Initial Site Assessment
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway Design
17.5.1 Civil Engineering
18.3.1 Utility Adjustment Coordination



Renewal Status AUGUST 27, 2018 ( ACTIVE )
Firm Name THE LENTZ GROUP INC.
Mailing Address NO MAILING ADDRESS FOUND.
Firm Phone

Areas of Certification
1.8.1 Public Involvement



Renewal Status JANUARY 3, 2019 ( ACTIVE )
Firm Name THE MURILLO COMPANY
Mailing Address 10325 LANDSBURY DR #400
HOUSTON, TX 77099
Firm Phone (469)563-9039

Areas of Certification
11.1.1 Roadway Construction Management And Inspection
11.2.1 Bridge Construction Management And Inspection
12.1.3 Materials Engineering



Renewal Status JANUARY 14, 2019 ( ACTIVE )
Firm Name THE RIOS GROUP, INC.
Mailing Address 7400 SAND ST.
FT WORTH, TX 76118
Firm Phone (817)345-7500

Areas of Certification
11.1.1 Roadway Construction Management And Inspection
18.2.1 Subsurface Utility Engineering
18.3.1 Utility Adjustment Coordination
18.4.1 Utility Engineering



Renewal Status MARCH 21, 2018 ( ACTIVE )
Firm Name THE TRAFFIC GROUP, INC.
Mailing Address 9900 FRANKLIN SQUARE DRIVE - SUITE H
BALTIMORE, MD 21236-5915
Firm Phone (410)931-6600

Areas of Certification
3.2.1 Route Studies & Schematic Design
7.3.1 Traffic Signal Timing



Renewal Status FEBRUARY 5, 2019 ( ACTIVE )
Firm Name THE TRANSTEC GROUP, INC
Mailing Address 6111 BALCONES DRIVE
AUSTIN, TX 78731
Firm Phone (512)451-6233

Areas of Certification
4.2.1 Roadway Design
11.1.1 Roadway Construction Management And Inspection



Renewal Status OCTOBER 16, 2018 ( ACTIVE )
Firm Name THE WHIDDON GROUP, LLC
Mailing Address 1310 ROARING FRK
LEANDER, TX 78641
Firm Phone (936)520-9834

Areas of Certification
18.2.1 Subsurface Utility Engineering



Renewal Status JANUARY 9, 2019 ( ACTIVE )
Firm Name THOMPSON ENGINEERING, INC.
Mailing Address P.O. BOX 9637
MOBILE, AL 36691
Firm Phone (251)666-2443

Areas of Certification
1.4.1 Land Planning/Engineering
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
11.1.1 Roadway Construction Management And Inspection
14.1.1 Soil Exploration
14.2.1 Geotechnical Testing



Renewal Status JANUARY 30, 2018 ( ACTIVE )
Firm Name THOMPSON-HAMILTON ENGINEERING, LLC
Mailing Address NO MAILING ADDRESS FOUND.
Firm Phone

Areas of Certification
2.5.1 Geological Assessment for Edwards Aquifer Recharge Zone
10.1.1 Hydrologic Studies
10.2.1 Roadway Hydraulic Design



Renewal Status FEBRUARY 7, 2019 ( ACTIVE )
Firm Name TITANIUM ENVIRONMENTAL SERVICES, LLC
Mailing Address PO BOX 4029
LONGVIEW, TX 75606-4029
Firm Phone (903)234-8443

Areas of Certification
1.6.1 Major Investment Studies
2.3.1 Wetland Delineation
2.4.1 Nationwide Permit
2.4.2 Clean Water Act Sec. 404 Permits
2.6.2 Impact Evaluation Assessments
2.13.1 Hazardous Materials Initial Site Assessment
2.14.1 Environmental Document Preparation



Renewal Status FEBRUARY 6, 2018 ( ACTIVE )
Firm Name TLC ENGINEERING, INC.
Mailing Address 8204 WESTGLEN DRIVE
HOUSTON, TX 77063
Firm Phone (713)868-6900

Areas of Certification
1.1.1 Policy 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
2.13.1 Hazardous Materials Initial Site Assessment
7.1.1 Traffic Engineering Studies
8.6.1 Rail-Highway Design
10.4.1 Storm Water Pump Station-Hydraulic Design
11.1.1 Roadway Construction Management And Inspection
17.5.1 Civil Engineering



Renewal Status MARCH 29, 2018 ( ACTIVE )
Firm Name TOLUNAY ENGINEERING GROUP, INC. (TEG)
Mailing Address 19407 PARK ROW DRIVE, SUITE 100
HOUSTON, TX 77084
Firm Phone (281)815-4866

Areas of Certification
2.13.1 Hazardous Materials Initial Site Assessment
14.1.1 Soil Exploration
14.2.1 Geotechnical Testing
14.3.1 Transportation Foundation Studies
14.4.1 Building Foundation Studies



Renewal Status FEBRUARY 6, 2019 ( ACTIVE )
Firm Name TOLUNAY-WONG ENGINEERS, INC.
Mailing Address 10710 S. SAM HOUSTON PKWY. W., STE 100
HOUSTON, TX 77031
Firm Phone (713)722-7064

Areas of Certification
1.5.1 Feasibility Studies
12.1.1 Asphaltic Concrete Production
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 2, 2018 ( ACTIVE )
Firm Name TOOLE DESIGN GROUP, LLC
Mailing Address 8484 GEORGIA AVENUE STE 800
SILVER SPRING, MD 20910
Firm Phone (301)927-1900

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
7.1.1 Traffic Engineering Studies
8.1.1 Signing, Pavement Marking, And Channelization
9.1.1 Bicycle And Pedestrian Facility Development



Renewal Status JANUARY 9, 2019 ( ACTIVE )
Firm Name TOWILL, INC.
Mailing Address 2300 CLAYTON ROAD, SUITE 1200
CONCORD, CA 94520-2176
Firm Phone (719)355-1150

Areas of Certification
15.2.1 Design Survey
15.2.2 Construction Survey
15.3.1 Aerial Photogrammetry
15.3.5 Horizontal and Vertical Control



Renewal Status JANUARY 2, 2019 ( ACTIVE )
Firm Name TRAF-IQ, INC.
Mailing Address 14811 ST. MARY'S LANE, SUITE 180
HOUSTON, TX 77079
Firm Phone (832)399-1100

Areas of Certification
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
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



Renewal Status JANUARY 16, 2018 ( ACTIVE )
Firm Name TRAFF DATA & ASSOCIATES
Mailing Address P.O.BOX 963
SUGAR LAND, TX 77487
Firm Phone (713)446-8167

Areas of Certification
1.3.1 Subarea/Corridor Planning
1.4.1 Land Planning/Engineering
7.1.1 Traffic Engineering Studies
8.1.1 Signing, Pavement Marking, And Channelization



Renewal Status JANUARY 31, 2019 ( ACTIVE )
Firm Name TRAFFIC ENGINEERS, INC.
Mailing Address 801 CONGRESS STE 325
HOUSTON, TX 77002-1767
Firm Phone (713)270-8145

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
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



Renewal Status JANUARY 30, 2018 ( ACTIVE )
Firm Name TRANSCEND ENGINEERS & PLANNERS, LLC
Mailing Address 13518 FAWN LILY DR
CYPRESS, TX 77429
Firm Phone (832)492-4499

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
3.2.1 Route Studies & Schematic 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
8.6.1 Rail-Highway Design



Renewal Status JANUARY 7, 2019 ( ACTIVE )
Firm Name TRANSPORTATION AND MUNICIPAL ENGINEERS, LLC
Mailing Address 808 SHADY CREEK COURT
CLEBURNE, TX 76033
Firm Phone (817)645-6122

Areas of Certification
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
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
15.2.1 Design Survey
15.2.2 Construction Survey



Renewal Status JANUARY 2, 2019 ( ACTIVE )
Firm Name TRANSYSTEMS CORPORATION DBA TRANSYSTEMS CORPORATION CONSULTANTS
Mailing Address 500 W. 7TH ST, SUITE 1100
FT WORTH, TX 76102
Firm Phone (817)339-8950

Areas of Certification
1.1.1 Policy 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
2.4.1 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
2.7.1 Sec. 4(F)/6(F) Evaluations
2.10.1 Archaeological Surveys, Doc., Excavation, Testing Rpts
2.12.1 Socio-Economic And Environmental Justice Analyses
2.14.1 Environmental Document Preparation
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway Design
4.4.1 Freeway Interchanges
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
6.1.2 Routine Bridge Inspection Project Manager
6.2.1 Complex Bridge Inspection Team Leader
6.2.2 Complex Bridge Inspection Project Manager
6.3.1 Tunnel Inspection Team Leader
6.3.2 Tunnel Inspection Project Manager
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
10.4.3 Pump Stations-Structures
11.1.1 Roadway Construction Management And Inspection
11.2.1 Bridge Construction Management And Inspection
11.3.1 Construction Superintendent
11.6.1 Construction Schedule Support-General
14.3.1 Transportation Foundation Studies
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 10, 2019 ( ACTIVE )
Firm Name TRC ENVIRONMENTAL CORPORATION
Mailing Address 505 EAST HUNTLAND DR STE 250
AUSTIN, TX 78752
Firm Phone (512)329-6080

Areas of Certification
1.5.1 Feasibility Studies
2.3.1 Wetland Delineation
2.4.1 Nationwide Permit
2.4.2 Clean Water Act Sec. 404 Permits
2.4.3 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
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway Design
4.4.1 Freeway Interchanges
5.2.1 Bridge Design
6.1.1 Routine Bridge Inspection Team Leader
6.2.1 Complex Bridge Inspection Team Leader
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
8.4.1 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
10.5.1 Bridge Scour Evaluations And Analysis
11.1.1 Roadway 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
14.4.1 Building Foundation Studies
15.1.1 Right of Way Surveys
15.2.1 Design Survey
15.2.2 Construction Survey



Renewal Status JANUARY 18, 2019 ( ACTIVE )
Firm Name TREVINO WATER ENGINEERING, LLC
Mailing Address 116 BLUE ROCK COURT
VICTORIA, TX 77904
Firm Phone (512)775-9994

Areas of Certification
10.1.1 Hydrologic Studies
10.2.1 Roadway Hydraulic Design
10.3.1 Bridge Hydraulic Design



Renewal Status FEBRUARY 5, 2019 ( ACTIVE )
Firm Name TRW ENGINEERS, INC DBA TSC ENGINEERING
Mailing Address 10970 STANCLIFF ROAD
HOUSTON, TX 77099
Firm Phone (713)784-7777

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
2.14.1 Environmental Document Preparation
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
8.3.1 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
10.5.1 Bridge Scour Evaluations And Analysis
11.1.1 Roadway Construction Management And Inspection
15.1.1 Right of Way Surveys
15.2.1 Design Survey
15.2.2 Construction Survey
15.3.5 Horizontal and Vertical Control
18.2.1 Subsurface Utility Engineering



Renewal Status JANUARY 7, 2019 ( ACTIVE )
Firm Name TSI LABORATORIES, INC.
Mailing Address 1810 SOUTH LAURENT ST.
VICTORIA, TX 77901
Firm Phone (361)578-6933

Areas of Certification
12.1.2 Portland Cement Concrete
14.2.1 Geotechnical Testing



Renewal Status JANUARY 11, 2019 ( ACTIVE )
Firm Name TTL CORP
Mailing Address P.O. BOX 1537
CYPRESS, TX 77410-1537
Firm Phone (713)501-6993

Areas of Certification
1.3.1 Subarea/Corridor Planning
1.4.1 Land Planning/Engineering
2.4.1 Nationwide Permit
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
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



Renewal Status FEBRUARY 7, 2018 ( ACTIVE )
Firm Name TTL, INC.
Mailing Address 1405 CENTRAL PARKWAY NORTH
SAN ANTONIO, TX 78232
Firm Phone (210)888-6100

Areas of Certification
2.5.1 Geological Assessment for Edwards Aquifer Recharge Zone
2.13.1 Hazardous Materials Initial Site Assessment
4.2.1 Roadway Design
11.1.1 Roadway 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



Renewal Status MARCH 15, 2018 ( ACTIVE )
Firm Name TUCK MAPPING SOLUTIONS, INC.
Mailing Address P.O. BOX 760
BIG STONE GAP, VA 24219
Firm Phone (276)523-4669

Areas of Certification
15.3.1 Aerial Photogrammetry



Renewal Status FEBRUARY 4, 2019 ( ACTIVE )
Firm Name TUKAY ASSOCIATES INC.
Mailing Address P.O.BOX 940724
HOUSTON, TX 77094
Firm Phone (281)752-0009

Areas of Certification
1.2.1 Systems Planning
1.4.1 Land Planning/Engineering
4.2.1 Roadway Design
10.1.1 Hydrologic Studies
10.2.1 Roadway Hydraulic Design
10.3.1 Bridge Hydraulic Design
10.4.3 Pump Stations-Structures




Updated February 17, 2019

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