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AIG Technical Services, LLC

Houston, TX

AIG Technical Services, LLC is a Houston-based engineering consulting practice specializing in transportation infrastructure. It offers a multi-disciplinary blend of planning, engineering, and program management services for various transportation projects, ranging from local improvements to large-scale corridor developments across Texas. The practice focuses on delivering cost-effective and safe solutions by collaborating closely with public agency clients to address complex engineering and planning challenges.

WebsitePhone2 offices6 projects5 leaders9 credentialsUpdated Jun 2026

Project: SH 146 Ferry Road to I-10 Schematic and Environmental Study

Service: Transportation PlanningService: Formulates Long-term StrategiesService: Corridor Concepts For Multimodal Transportation NetworksIndustry: Highways & RoadsIndustry: TransitType: Civil Engineering+16 more

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Azimuth, Incorporated

Morgantown, WV

Supporting the Defense of Our Nation

WebsitePhone3 offices5 projects2 leaders6 credentialsFounded 1988

Project: Diver6 Tracking and Safety System

Service: Electronic EngineeringService: Ruggedized Systems DesignService: Real-Time Embedded SolutionsIndustry: DefenseIndustry: FederalType: Defense Engineering+23 more

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CHA Consulting, Inc.

Albany, NY

Finding a better way.

Website1 office10 leaders3 credentialsFounded 1952Size Estimate: 2,100 employeesUpdated Jun 2026

Service detail: Transportation Solutions

Service: Transportation SolutionsService: Accelerated Bridge Construction (ABC) Design & ConsultingService: Bridge Design & AnalysisIndustry: TransportationIndustry: Highways & RoadsType: Architecture & Engineering+182 more

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Chen Ryan Associates, Inc.

San Diego, CA

Innovative Mobility Solutions For Our Changing World

WebsitePhone2 officesFounded 2011Size Estimate: 50-100 employeesUpdated Jun 2026

Service detail: Civil and Traffic Engineering Design

Service: Civil and Traffic Engineering DesignService: Park and Recreation DesignService: Bicycle and Pedestrian DesignIndustry: GovernmentIndustry: TransportationType: Civil Engineering+36 more

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Civotec LLC

Houston, TX

Where Insight Matters

WebsitePhone3 offices3 credentialsFounded 2022Size Estimate: 1-25 employeesUpdated Jun 2026

Service detail: Traffic Impact Analysis

Service: Traffic Impact AnalysisService: Traffic Impact Studies & AnalysesService: Trip Generation & DistributionIndustry: Land DevelopmentIndustry: InfrastructureType: Civil Engineering+40 more

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Croy Engineering

Marietta, GA

Engineering the Extra Mile

WebsitePhone3 offices6 projectsFounded 2005Size Estimate: 100+ employeesUpdated Jun 2026

Project: Chattahoochee Technical College Aviation Training Academy

Service: AviationService: Airport Development & ExpansionService: Initial DevelopmentIndustry: AviationIndustry: AirportsType: Civil Engineering+50 more

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HBC Engineering Company

Miami, FL

Engineering solutions that move communities forward.

WebsitePhone6 offices10 projects1 leadersFounded 2006Size Estimate: 80+ employees

Project: CDWWTP Oxygen Production Facility

Service: Aviation EngineeringService: Airfield Pavement DesignService: Pavement Testing and EvaluationIndustry: TransportationIndustry: BridgesType: Civil Engineering+106 more

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Humber Design Group, Inc.

Portland, OR

Urban Civil Engineering

WebsitePhone1 office5 projects5 leaders3 credentialsFounded 2014

Project: Bridge Housing/Williams & Dame, The Vera

Service: Site Civil EngineeringService: Civil engineering plans, specifications, and detailsService: Conceptual design alternativesIndustry: Affordable HousingIndustry: CommercialType: Civil Engineering+58 more

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Keller Engineers of New Jersey, LLC

Haddonfield, NJ

Multi-disciplined civil engineering services

WebsitePhone1 office1 leadersFounded 2017Size Estimate: 1-25 employeesUpdated Jun 2026

Service detail: Transportation Planning

Service: Transportation PlanningService: Transportation DesignService: Passenger Rail and TransitIndustry: GovernmentIndustry: FederalType: Civil Engineering+23 more

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Landis Evans + Partners, Inc.

Active Transportation, Safe Communities, Working Designs, Smart Plans.

Website9 projectsFounded 1980Updated Jun 2026

Project: LEO at San Antonio

Service: Transportation Planning & EngineeringService: Active Transportation PlansService: Complete Streets Multimodal LOSIndustry: GovernmentIndustry: FederalType: Transportation Engineering+34 more

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Lokahi LLC

Scottsdale, AZ

Connecting People and Places Through the Journey

WebsitePhone2 offices10 leaders10 credentialsFounded 2019Updated Jun 2026

Service detail: Traffic and Transportation Engineering

Service: Traffic and Transportation EngineeringService: Traffic and Parking StudiesService: Traffic Signal and Roadway DesignIndustry: TransportationIndustry: Land DevelopmentType: Transportation Engineering+10 more

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Madrid CPWG

Bartow, FL

Full-Service Design, Engineering, Geotechnical Firm

WebsitePhone1 office5 projects8 leaders7 credentialsFounded 1992

Project: Lake Lawne Stormwater Facility Design

Service: Civil EngineeringService: Municipal ServicesService: Land DevelopmentIndustry: GovernmentIndustry: TransportationType: Civil Engineering+54 more

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Metropolitan Engineering Group, PLLC

Fairfax, VA

Innovative civil and transportation engineering solutions in the National Capital Region.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Transportation Engineering Services

Service: Transportation Engineering ServicesService: Independent Design Review and Technical OversightService: Project Development and Alternative AnalysisIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+21 more

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Prudent Engineering, LLP

East Syracuse, NY

Transforming Infrastructure with Passion and Kindness

WebsitePhone1 office12 projects3 leaders6 credentialsSize Estimate: 25-50 employees

Project: Court Street Dam Rehabilitation Engineer of Record Services

Service: Bridge and Structural DesignService: Superstructure and Substructure DesignsService: Water Control Structure DesignsIndustry: GovernmentIndustry: TransportationType: Civil Engineering+52 more

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RK&K

Baltimore, MD

Responsive People. Creative Solutions.

WebsitePhone1 office11 projects7 leaders6 credentials1 publications

Project: BikeHoward Howard County Bicycle Master Plan

Service: Alternative DeliveryService: Construction Management at Risk (CMAR)Service: Design-BuildIndustry: GovernmentIndustry: TransportationType: Civil Engineering+83 more

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RY Engineering Inc.

Aliso Viejo, CA

Transportation and Traffic Engineering Solutions for California Public Agencies

WebsitePhone1 office1 credentialsUpdated Jun 2026

Service detail: Signal Timing and System Operations

Service: Signal Timing and System OperationsService: Timing Plan DevelopmentService: System OptimizationIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+15 more

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Red Plains Professional, Inc.

Red Plains Professional, Inc. is a civil engineering and planning consultancy founded in 1997, serving tribal governments, public agencies, and private clients across Washington, Oklahoma, Utah, Idaho, and New Mexico. Red Plains delivers transportation planning, engineering design, GIS and asset management, land development, grant writing, and construction management, with deep specialization in Tribal Transportation Program (TTP) planning and NTTFI inventory. Long-term client relationships and customized deliverables are the foundation of every engagement.

Website10 projects22 leaders4 credentialsFounded 1997Updated Jun 2026

Project: Zuni Pueblo Transportation Safety Plan and Roadway Safety Audit

Service: Engineering DesignService: Transportation DesignService: Hydraulic & Stormwater DesignIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+43 more

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Reid Middleton, Inc.

Everett, WA

People Engineering for People.

WebsitePhone3 offices1 projects1 credentialsFounded 1953Size Estimate: 600 employees

Project: Burj Khalifa Seismic Design

Service: Airport EngineeringService: Civil EngineeringService: Roadway and Utility InfrastructureIndustry: AviationIndustry: AirportsType: Civil Engineering+32 more

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TJW Engineering

Every Project Matters. Every Solution is Built with Purpose.

Website6 projects3 leaders4 credentialsFounded 2010Updated Jun 2026

Project: North Downtown Bellflower Parking Analysis

Service: Traffic Engineering & OperationsService: Traffic Signal Design & OperationsService: Active Transportation Analysis & DesignIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+29 more

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Toole Design

Silver Spring, MD

Groundbreaking Work That Moves People

Website18 offices4 projects4 leadersFounded 2003Size Estimate: 300-500 employeesUpdated Jun 2026

Project: AASHTO Guide for the Development of Bicycle Facilities

Service: EngineeringService: Conceptual DesignService: Construction AdministrationIndustry: GovernmentIndustry: FederalType: Civil Engineering+40 more

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Wetherill Engineering, Inc.

Raleigh, NC

Providing quality work through dedication, thoroughness, and technical excellence.

WebsitePhone3 offices4 projects3 leaders1 credentialsFounded 1993

Project: Wilcox Bridge Inspections and Repair Recommendations

Service: Transportation / Roadway EngineeringService: Roadway designService: Highway and freeway designIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+50 more

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