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Active Precertified Firms - Sorted by Firm Name

Active Precertified Firm Page Links ( Updated January 18, 2022 at 9:00:05 P.M. )
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Renewal Status JANUARY 7, 2022 ( ACTIVE )
Firm Name KOMATSU/RANGEL, INC., DBA KOMATSU ARCHITECTURE
Mailing Address 3880 HULEN STREET, SUITE 300
FORT WORTH, TX 76107-7274
Firm Phone (817)332-1914

Areas of Certification
16.1.1 Architecture



Renewal Status MARCH 29, 2021 ( ACTIVE )
Firm Name KSA ENGINEERS, INC.
Mailing Address 140 E TYLER ST STE 600
LONGVIEW, TX 75601
Firm Phone (903)236-7700

Areas of Certification
1.2.1 Systems Planning
2.13.1 Hazardous Materials Initial Site Assessment
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway Design
5.2.1 Bridge Design
7.5.1 Intelligent Transportation Systems
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
15.2.1 Design Survey
15.2.2 Construction Survey
15.3.5 Horizontal and Vertical Control



Renewal Status MARCH 3, 2021 ( ACTIVE )
Firm Name KTA-TATOR, INC.
Mailing Address 145 ENTERPRISE DRIVE
PITTSBURGH, PA 15275-1214
Firm Phone (412)788-1300

Areas of Certification
6.5.1 Non-Destructive Testing
12.2.1 Plant Inspection And Testing
12.3.1 Coatings Inspection and Material Testing Project Manager
12.3.2 Coatings Inspection and Material Testing Task Leader



Renewal Status MAY 19, 2021 ( ACTIVE )
Firm Name KUO & ASSOCIATES, INC.
Mailing Address 10300 WESTOFFICE DRIVE STE 800
HOUSTON, TX 77042
Firm Phone (713)975-8769

Areas of Certification
4.2.1 Roadway Design
5.2.1 Bridge Design
8.1.1 Signing, Pavement Marking, And Channelization
8.3.1 Signalization
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 6, 2021 ( ACTIVE )
Firm Name KYSU GROUP, PLLC
Mailing Address PO BOX 181725
ARLINGTON, TX 76096-1725
Firm Phone (972)567-2877

Areas of Certification
1.2.1 Systems Planning
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
8.6.1 Rail-Highway Design
11.1.1 Roadway Construction Management And Inspection



Renewal Status FEBRUARY 11, 2021 ( ACTIVE )
Firm Name L&G CONSULTING ENGINEERS, INC.
Mailing Address 2100 W EXPRESSWAY 83
MERCEDES, TX 78570
Firm Phone (956)565-9813

Areas of Certification
1.5.1 Feasibility Studies
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 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
2.12.1 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
5.2.1 Bridge Design
6.1.1 Routine Bridge Inspection Team Leader
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
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 7, 2022 ( ACTIVE )
Firm Name LAKESIDE ENGINEERS, LLC
Mailing Address 909 N MAYFAIR ROAD, SUITE 100
WAUWATOSA, WI 53226
Firm Phone (262)789-8200

Areas of Certification
1.5.1 Feasibility Studies
4.2.1 Roadway Design
7.1.1 Traffic Engineering Studies



Renewal Status FEBRUARY 4, 2021 ( ACTIVE )
Firm Name LAMB-STAR ENGINEERING, LLC
Mailing Address 5700 W. PLANO PARKWAY, SUITE 1000
PLANO, TX 75093
Firm Phone (214)440-3600

Areas of Certification
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
2.4.2 Clean Water Act Sec. 404 Permits
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
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
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
10.5.1 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
12.1.3 Materials Engineering
12.1.4 Asphaltic Concrete Placement
12.1.5 Portland Cement Concrete Placement
12.1.7 Embankment/Subgrade/Backfill/Base Placement
12.2.1 Plant Inspection And Testing
14.3.1 Transportation Foundation Studies
15.1.1 Right of Way Surveys
15.2.1 Design Survey
15.2.2 Construction Survey
15.3.2 Terrestrial Photogrammetry
15.3.3 Terrestrial LIDAR
15.3.4 Mobile and Airborne LiDAR
15.3.5 Horizontal and Vertical Control
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 7, 2022 ( ACTIVE )
Firm Name LAND-MARK PROFESSIONAL SURVEYING INCORPORATED
Mailing Address 1420 BESSEMER DR.
EL PASO, TX 79936
Firm Phone (915)598-1300

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 27, 2021 ( ACTIVE )
Firm Name LANDESIGN SERVICES, INC.
Mailing Address 10090 W HIGHWAY 29
LIBERTY HILL, TX 78642
Firm Phone (512)238-7901

Areas of Certification
15.1.1 Right of Way Surveys
15.2.1 Design Survey
15.2.2 Construction Survey
15.3.2 Terrestrial Photogrammetry
15.3.3 Terrestrial LIDAR
15.3.4 Mobile and Airborne LiDAR
15.3.5 Horizontal and Vertical Control



Renewal Status JANUARY 18, 2022 ( ACTIVE )
Firm Name LANDHAWK CONSULTING LLC
Mailing Address 804 SOUTH RICHMOND DR
PHARR, TX 78577
Firm Phone (956)463-6729

Areas of Certification
2.6.4 Biological Evaluations/Assessments



Renewal Status JANUARY 3, 2022 ( ACTIVE )
Firm Name LANDMARK SURVEYING, LP
Mailing Address 2205 E 5TH ST.
AUSTIN, TX 78702
Firm Phone (512)328-7411

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 14, 2021 ( ACTIVE )
Firm Name LANDTEC ENGINEERS LLC
Mailing Address 1700 ROBERT ROAD, SUITE 101
MANSFIELD, TX 76063
Firm Phone (817)572-2818

Areas of Certification
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 29, 2021 ( ACTIVE )
Firm Name LANDTECH, INC.
Mailing Address 2525 NORTH LOOP WEST STE 300
HOUSTON, TX 77008
Firm Phone (713)861-7068

Areas of Certification
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



Renewal Status NOVEMBER 15, 2021 ( ACTIVE )
Firm Name LANGAN ENGINEERING AND ENVIRONMENTAL SERVICES, INC.
Mailing Address 300 KIMBALL DRIVE
PARSIPPANY, NJ 07054
Firm Phone (571)366-6814

Areas of Certification
1.1.1 Policy Planning
1.2.1 Systems Planning
2.13.1 Hazardous Materials Initial Site Assessment
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway Design
8.1.1 Signing, Pavement Marking, And Channelization
8.6.1 Rail-Highway Design
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 27, 2021 ( ACTIVE )
Firm Name LARRY GUTHRIE
Mailing Address 6184 STATE HIGHWAY 185 EAST
SEADRIFT, TX 77983
Firm Phone (301)509-5539

Areas of Certification
6.1.1 Routine Bridge Inspection Team Leader
6.2.1 Complex Bridge Inspection Team Leader
6.4.1 Underwater Bridge Inspection Team Leader



Renewal Status JANUARY 14, 2022 ( ACTIVE )
Firm Name LATITUDES ENVIRONMENTAL, LLC
Mailing Address 2050 NORTH LOOP W STE 225
HOUSTON, TX 77018-8111
Firm Phone (713)636-9501

Areas of Certification
1.4.1 Land Planning/Engineering
2.3.1 Wetland Delineation
2.4.1 Nationwide Permit
2.4.2 Clean Water Act Sec. 404 Permits
2.13.1 Hazardous Materials Initial Site Assessment



Renewal Status JANUARY 7, 2022 ( ACTIVE )
Firm Name LDG ENTERPRISES, LLC DBA GDJ ENGINEERING
Mailing Address 2805 FOUNTAIN PLAZA BLVD., SUITE A
EDINBURG, TX 78539
Firm Phone (956)639-2404

Areas of Certification
1.3.1 Subarea/Corridor Planning
1.8.1 Public Involvement
2.1.1 Traffic Noise Analysis
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
2.12.1 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
8.1.1 Signing, Pavement Marking, And Channelization
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
11.4.1 Environmental Inspections
18.2.1 Subsurface Utility Engineering
18.3.1 Utility Adjustment Coordination
18.6.1 Utility Management & Coordination Oversight



Renewal Status FEBRUARY 26, 2021 ( ACTIVE )
Firm Name LEADERSHIP TRAFFIC SERVICES
Mailing Address 1504 WHITAKER WAY
GLENN HEIGHTS, TX 75154-8777
Firm Phone (214)985-9630

Areas of Certification
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
8.1.1 Signing, Pavement Marking, And Channelization
8.2.1 Illumination
8.3.1 Signalization
11.1.1 Roadway Construction Management And Inspection



Renewal Status APRIL 9, 2021 ( ACTIVE )
Firm Name LEE ENGINEERING, L.L.C.
Mailing Address 3030 LBJ FREEWAY, SUITE 1660
DALLAS, TX 75234
Firm Phone (972)248-3006

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
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 12, 2022 ( ACTIVE )
Firm Name LEGACY ENGINEERING GROUP, PLLC
Mailing Address 7800 W INTERSTATE 10, SUITE 830
SAN ANTONIO, TX 78230
Firm Phone (956)645-8134

Areas of Certification
1.2.1 Systems Planning
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
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
9.1.1 Bicycle And Pedestrian Facility Development



Renewal Status MARCH 1, 2021 ( ACTIVE )
Firm Name LICON ENGINEERING COMPANY, INC.
Mailing Address 2101 E MISSOURI AVE., SUITE B
EL PASO, TX 79903
Firm Phone (915)781-1532

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 DECEMBER 28, 2021 ( ACTIVE )
Firm Name LIM & ASSOCIATES, INC.
Mailing Address 1112 N. ZANG BLVD., SUITE 200
DALLAS, TX 75203
Firm Phone (214)215-2418

Areas of Certification
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway Design
10.1.1 Hydrologic Studies
10.2.1 Roadway 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 10, 2021 ( ACTIVE )
Firm Name LINA T. RAMEY AND ASSOCIATES, INC.
Mailing Address 3320 BELT LINE RD
FARMERS BRANCH, TX 75234
Firm Phone (214)979-1144

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
1.8.1 Public Involvement
2.2.1 Air Quality Analysis
2.5.1 Geological Assessment for Edwards Aquifer Recharge Zone
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
4.5.1 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
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
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
11.7.1 Construct. Schedule Support-Sched of Roadway Design
11.8.1 Construct Schedule Support-Sched Bridge & Interchange Proj
14.3.1 Transportation Foundation Studies
15.1.1 Right of Way Surveys
15.2.1 Design Survey
15.2.2 Construction Survey
15.3.2 Terrestrial Photogrammetry
15.3.3 Terrestrial LIDAR
15.3.4 Mobile and Airborne LiDAR
15.3.5 Horizontal and Vertical Control
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 29, 2021 ( ACTIVE )
Firm Name LINWOOD E HOWELL, JR., P.E.
Mailing Address 1845 CORONADO HILLS
AUSTIN, TX 78752
Firm Phone (512)371-1022

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



Renewal Status FEBRUARY 17, 2021 ( ACTIVE )
Firm Name LJA ENGINEERING, INC.
Mailing Address 3600 W SAM HOUSTON PARKWAY S, SUITE 600
HOUSTON, TX 77042
Firm Phone (713)953-5200

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 Nationwide Permit
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
2.7.1 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
3.2.1 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
10.6.1 Coastal Hydraulic Design
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
11.3.1 Construction Superintendent
11.4.1 Environmental Inspections
11.6.1 Construction Schedule Support-General
11.7.1 Construct. Schedule Support-Sched of Roadway Design
12.1.2 Portland Cement Concrete
12.1.3 Materials Engineering
12.1.4 Asphaltic Concrete Placement
12.1.5 Portland Cement Concrete Placement
12.1.6 Embankment/Subgrade/Backfill/Base Production
12.1.7 Embankment/Subgrade/Backfill/Base Placement
12.2.1 Plant Inspection And Testing
14.1.1 Soil Exploration
14.2.1 Geotechnical Testing
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
16.3.1 Landscape Architecture
17.1.1 Structural Engineering
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 MARCH 5, 2021 ( ACTIVE )
Firm Name LJA ENVIRONMENTAL SERVICES, LLC
Mailing Address 14701 ST. MARY'S LANE, SUITE 400
HOUSTON, TX 77079
Firm Phone (281)589-0898

Areas of Certification
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
2.6.2 Impact Evaluation Assessments
2.6.4 Biological Evaluations/Assessments
2.13.1 Hazardous Materials Initial Site Assessment
2.14.1 Environmental Document Preparation



Renewal Status MARCH 19, 2021 ( ACTIVE )
Firm Name LJA RAIL, LLC
Mailing Address 3600 W SAM HOUSTON PKWY S, SUITE 600
HOUSTON, TX 77042
Firm Phone (713)953-5030

Areas of Certification
1.3.1 Subarea/Corridor Planning
8.6.1 Rail-Highway Design
11.1.1 Roadway Construction Management And Inspection
11.2.1 Bridge Construction Management And Inspection
17.5.1 Civil Engineering
18.2.1 Subsurface Utility Engineering
18.3.1 Utility Adjustment Coordination



Renewal Status MARCH 29, 2021 ( ACTIVE )
Firm Name LJA SURVEYING, INC.
Mailing Address 3600 W SAM HOUSTON PKWY S, SUITE 175
HOUSTON, TX 77042
Firm Phone (713)380-4423

Areas of Certification
6.1.1 Routine Bridge Inspection Team Leader
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
18.2.1 Subsurface Utility Engineering
18.4.1 Utility Engineering



Renewal Status JANUARY 17, 2022 ( ACTIVE )
Firm Name LJB INC.
Mailing Address 2500 NEWMARK DRIVE
MIAMISBURG, OH 45342
Firm Phone (832)492-2936

Areas of Certification
4.2.1 Roadway Design
5.2.1 Bridge Design
6.1.1 Routine Bridge Inspection Team Leader
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
10.3.1 Bridge Hydraulic Design
10.5.1 Bridge Scour Evaluations And Analysis



Renewal Status JANUARY 21, 2021 ( ACTIVE )
Firm Name LLEWELYN-DAVIES SAHNI II, LLC
Mailing Address 720 N POST OAK RD, SUITE 278
HOUSTON, TX 77024
Firm Phone (713)850-1500

Areas of Certification
1.3.1 Subarea/Corridor Planning
1.4.1 Land Planning/Engineering
1.8.1 Public Involvement
4.6.1 3-D Design Visualization Services
16.1.1 Architecture



Renewal Status JANUARY 11, 2022 ( ACTIVE )
Firm Name LMB ENGINEERING, INC.
Mailing Address 11999 KATY FREEWAY, SUITE 560
HOUSTON, TX 77079
Firm Phone (281)558-5577

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



Renewal Status JANUARY 20, 2021 ( ACTIVE )
Firm Name LNV, LLC
Mailing Address 801 NAVIGATION, SUITE 300
CORPUS CHRISTI, TX 78408
Firm Phone (361)883-1984

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
2.3.1 Wetland Delineation
2.4.1 Nationwide Permit
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
4.5.1 Constructability Review
5.2.1 Bridge Design
5.5.1 Bridge & Non-Bridge Class Culvert and Inlet Design
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
10.4.3 Pump Stations-Structures
10.5.1 Bridge Scour Evaluations And Analysis
11.1.1 Roadway Construction Management And Inspection
11.4.1 Environmental Inspections
11.7.1 Construct. Schedule Support-Sched of Roadway Design
14.1.1 Soil Exploration
14.2.1 Geotechnical Testing
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
17.5.1 Civil Engineering
18.3.1 Utility Adjustment Coordination
18.4.1 Utility Engineering



Renewal Status JANUARY 17, 2022 ( ACTIVE )
Firm Name LOCKWOOD, ANDREWS & NEWNAM, INC.
Mailing Address 2925 BRIARPARK DRIVE, SUITE 400
HOUSTON, TX 77042
Firm Phone (713)821-0265

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
1.8.1 Public Involvement
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
2.12.1 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
4.5.1 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
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
10.5.1 Bridge Scour Evaluations And Analysis
10.6.1 Coastal Hydraulic Design
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
11.4.1 Environmental Inspections
11.7.1 Construct. Schedule Support-Sched of Roadway Design
11.8.1 Construct Schedule Support-Sched Bridge & Interchange Proj
14.3.1 Transportation Foundation Studies
15.3.5 Horizontal and Vertical Control
16.1.1 Architecture
16.2.1 Building and Facilities Architecture
17.1.1 Structural Engineering
17.2.1 Mechanical Engineering
17.3.1 Plumbing Engineering
17.4.1 Electrical Engineering
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



Renewal Status JANUARY 12, 2021 ( ACTIVE )
Firm Name LONE STAR ENGINEERING
Mailing Address 314 CREEK LOOP RD
BASTROP, TX 78602
Firm Phone (210)846-8085

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



Renewal Status JANUARY 7, 2022 ( ACTIVE )
Firm Name LONESTAR PROGRAM CONTROLS GROUP, LLC
Mailing Address 803 HAVEN POINT LOOP
NEW BRAUNFELS, TX 78132
Firm Phone (214)412-8312

Areas of Certification
1.8.1 Public Involvement
4.5.1 Constructability Review
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
11.7.1 Construct. Schedule Support-Sched of Roadway Design
11.8.1 Construct Schedule Support-Sched Bridge & Interchange Proj
12.1.3 Materials Engineering
12.1.5 Portland Cement Concrete Placement
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, 2022 ( ACTIVE )
Firm Name LONESTAR STATE ENVIRONMENTAL SERVICES, LP
Mailing Address 12407 N. MOPAC EXPWY. STE. 250 #364
AUSTIN, TX 78758
Firm Phone (512)922-2429

Areas of Certification
17.6.1 Hazardous Building Materials Assessment (Asbestos)
17.6.2 Hazardous Building Materials Assessment (Lead)



Renewal Status AUGUST 4, 2021 ( ACTIVE )
Firm Name LOPEZ SALAS ARCHITECTS, INC.
Mailing Address 237 W TRAVIS STREET, STE 201
SAN ANTONIO, TX 78205
Firm Phone (210)734-4448

Areas of Certification
16.1.1 Architecture
16.2.1 Building and Facilities Architecture



Renewal Status MARCH 23, 2021 ( ACTIVE )
Firm Name LOUIS BERGER DCE, LLC
Mailing Address 12801 N CENTRAL EXPY STE 1565
DALLAS, TX 75243
Firm Phone (469)680-6333

Areas of Certification
1.5.1 Feasibility Studies
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway Design
4.4.1 Freeway Interchanges
10.3.1 Bridge Hydraulic Design



Renewal Status JANUARY 10, 2022 ( ACTIVE )
Firm Name LOWE ENGINEERS, LLC
Mailing Address 990 HAMMOND DRIVE SUITE 990
ATLANTA, GA 30328
Firm Phone (205)222-1034

Areas of Certification
1.3.1 Subarea/Corridor Planning
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
7.3.1 Traffic Signal Timing
7.5.1 Intelligent Transportation Systems
8.1.1 Signing, Pavement Marking, And Channelization
8.4.1 ITS Control Systems Analysis, Design & Implementation
11.1.1 Roadway Construction Management And Inspection
11.6.1 Construction Schedule Support-General
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
17.5.1 Civil Engineering
18.2.1 Subsurface Utility Engineering
18.4.1 Utility Engineering



Renewal Status JANUARY 11, 2022 ( ACTIVE )
Firm Name LUPHER, LLC
Mailing Address 5421 BRYSTONE DRIVE
HOUSTON, TX 77041
Firm Phone (281)501-8718

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 31, 2021 ( ACTIVE )
Firm Name LUSTER NATIONAL, INC.
Mailing Address 38 MILLER AVENUE, SUITE 14
MILL VALLEY, CA 94941
Firm Phone (415)381-5031

Areas of Certification
2.13.1 Hazardous Materials Initial Site Assessment
11.3.1 Construction Superintendent
11.4.1 Environmental Inspections



Renewal Status FEBRUARY 2, 2021 ( ACTIVE )
Firm Name LW SURVEY COMPANY
Mailing Address 8400 N SAM HOUSTON PARKWAY W SUITE 100
HOUSTON, TX 77064
Firm Phone (281)897-9962

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



Renewal Status JANUARY 10, 2022 ( ACTIVE )
Firm Name LYNN CLARK ASSOCIATES, INC. DBA LCA ENVIRONMENTAL, INC.
Mailing Address P O BOX 29469
DALLAS, TX 75229-0469
Firm Phone (972)241-6680

Areas of Certification
2.3.1 Wetland Delineation
2.4.1 Nationwide Permit
2.4.2 Clean Water Act Sec. 404 Permits
2.5.1 Geological Assessment for Edwards Aquifer Recharge Zone
2.13.1 Hazardous Materials Initial Site Assessment
11.4.1 Environmental Inspections
17.6.1 Hazardous Building Materials Assessment (Asbestos)
17.6.2 Hazardous Building Materials Assessment (Lead)



Renewal Status MARCH 2, 2021 ( ACTIVE )
Firm Name M. EVANS CONSULTING
Mailing Address 2100 EDGEMERE ROAD
BIG SPRING, TX 79720
Firm Phone (512)771-3456

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



Renewal Status JANUARY 12, 2021 ( ACTIVE )
Firm Name MADELINE ANZ SLAY ARCHITECTURE, PLLC
Mailing Address 123 ALTGELT AVE
SAN ANTONIO, TX 78201
Firm Phone (210)736-3009

Areas of Certification
16.1.1 Architecture



Renewal Status JANUARY 26, 2021 ( ACTIVE )
Firm Name MAESTAS & ASSOCIATES, LLC
Mailing Address 8122 DATAPOINT, SUITE 840
SAN ANTONIO, TX 78229
Firm Phone (210)366-1988

Areas of Certification
2.4.1 Nationwide Permit
2.4.2 Clean Water Act Sec. 404 Permits
2.5.1 Geological Assessment for Edwards Aquifer Recharge Zone
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
10.7.1 Riverine Hydraulic Design
10.8.1 FEMA Regulations and Permits
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
15.3.4 Mobile and Airborne LiDAR
15.3.5 Horizontal and Vertical Control
17.5.1 Civil 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 3, 2021 ( ACTIVE )
Firm Name MALDONADO-BURKETT, LLP
Mailing Address 2312 WESTERN TRAILS BLVD, SUITE C-303
AUSTIN, TX 78745
Firm Phone (512)916-1386

Areas of Certification
1.1.1 Policy 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
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
10.4.2 Pump Stations-Electrical
11.1.1 Roadway Construction Management And Inspection
16.3.1 Landscape Architecture



Renewal Status JANUARY 5, 2022 ( ACTIVE )
Firm Name MARK E. KELLMANN, ARCHITECT
Mailing Address 376 MUSTANG CIR.
SAN ANTONIO, TX 78232
Firm Phone (210)494-9373

Areas of Certification
16.1.1 Architecture



Renewal Status FEBRUARY 12, 2021 ( ACTIVE )
Firm Name MARK W. WHITELEY, P.E., INC.
Mailing Address P.O. BOX 5492
BEAUMONT, TX 77706
Firm Phone (409)892-0421

Areas of Certification
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
8.3.1 Signalization
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 18, 2021 ( ACTIVE )
Firm Name MARMON MOK, LP
Mailing Address 1020 NE LOOP 410, SUITE 201
SAN ANTONIO, TX 78209
Firm Phone (210)270-2207

Areas of Certification
16.1.1 Architecture
16.2.1 Building and Facilities Architecture



Renewal Status MARCH 13, 2021 ( ACTIVE )
Firm Name MARSHALL LANCASTER & ASSOCIATES, INC.
Mailing Address 1864 NORWOOD DR, STE E
HURST, TX 76054
Firm Phone (817)268-8000

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 AUGUST 3, 2021 ( ACTIVE )
Firm Name MARTIN Y. HSU, PE, CVS & ASSOCIATES, INC.
Mailing Address 9289 MIRA LINDA ROAD
LAS VEGAS, NV 89148
Firm Phone (214)223-4139

Areas of Certification
19.1.1 Value Engineering



Renewal Status JULY 19, 2021 ( ACTIVE )
Firm Name MARTINEZ GEOSPATIAL, INC.
Mailing Address 2915 WATERS ROAD SUITE 100
EAGAN, MN 55121
Firm Phone (651)686-8424

Areas of Certification
15.3.1 Aerial Photogrammetry
15.3.4 Mobile and Airborne LiDAR



Renewal Status MARCH 4, 2021 ( ACTIVE )
Firm Name MARTINEZ, GUY & MAYBIK, INC.
Mailing Address 6000 S. STAPLES, SUITE 207
CORPUS CHRISTI, TX 78413
Firm Phone (361)814-3070

Areas of Certification
4.2.1 Roadway Design
5.2.1 Bridge 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
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 9, 2022 ( ACTIVE )
Firm Name MAS-TEK ENGINEERING & ASSOCIATES, INC.
Mailing Address 10625 NEWKIRK STREET SUITE 800
DALLAS, TX 75220
Firm Phone (972)709-7384

Areas of Certification
12.1.2 Portland Cement Concrete
12.1.3 Materials Engineering
12.1.5 Portland Cement Concrete Placement
12.1.7 Embankment/Subgrade/Backfill/Base Placement
12.2.1 Plant Inspection And Testing
14.2.1 Geotechnical Testing



Renewal Status AUGUST 3, 2021 ( ACTIVE )
Firm Name MAVERICK ENGINEERING, INC.
Mailing Address 400 MANN STREET, SUITE 200
CORPUS CHRISTI, TX 78401
Firm Phone (361)696-3500

Areas of Certification
4.2.1 Roadway Design
6.1.1 Routine Bridge Inspection Team Leader
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 AUGUST 9, 2021 ( ACTIVE )
Firm Name MAYO-WRIGHT CONSULTANTS LLC
Mailing Address 123 SHENANDOAH CT
FORNEY, TX 75126
Firm Phone (972)346-5203

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 ( ACTIVE )
Firm Name MBCO ENGINEERING, LLC
Mailing Address 1505 HWY 6 SOUTH, SUITE 180
HOUSTON, TX 77077
Firm Phone (281)760-1656

Areas of Certification
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
7.1.1 Traffic Engineering Studies
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
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
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 AUGUST 5, 2021 ( ACTIVE )
Firm Name MCDONOUGH ENGINEERING CORPORATION
Mailing Address 5625 SCHUMACHER
HOUSTON, TX 77057
Firm Phone (713)975-9990

Areas of Certification
3.2.1 Route Studies & Schematic Design
4.2.1 Roadway Design
5.2.1 Bridge Design
9.1.1 Bicycle And Pedestrian Facility Development
10.1.1 Hydrologic Studies
10.2.1 Roadway 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




Updated January 18, 2022

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