Public engineering firm directory

Find engineering consulting firms by capability and location.

Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.

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3D Design & Engineering

Houston, TX

Innovation, Integrity & Quality - All of your A&E, Surveying and Utility Locating needs under one roof.

WebsitePhone1 office4 projects
Service: A&E ServicesService: Site Feasibility StudiesIndustry: Oil & GasType: Architecture & Engineering+32 more

3Dent Technology, LLC

Houston, TX

Offshore Engineering and Consulting

WebsitePhone1 officeUpdated Jun 2026
Service: Offshore Engineering & ConsultingService: Concept & Basic DesignIndustry: Oil & GasType: Structural Engineering+7 more

ABAM Engineers Inc.

Houston, TX

Driving Innovation and Digitization in Engineering

WebsitePhone2 officesUpdated Jun 2026
Service: Civil and Infrastructure EngineeringService: Site Analysis and DesignIndustry: CommercialType: Civil Engineering+40 more

ACR Engineering, Inc.

Austin, TX

ACR Engineering, Inc. is an Austin-based mechanical, electrical, plumbing (MEP), and energy engineering practice established in 1980. The practice specializes in energy management, HVAC and control systems design, commissioning, and energy saving performance contracting. Its engineers collaborate directly with building owners from initial concept through construction and commissioning to optimize efficiency and minimize operating costs.

WebsitePhone3 offices4 projects
Service: Energy Management and ConsultingService: Energy Cost Control and Performance ContractingIndustry: GovernmentType: MEP+12 more

AED Energy Services

Wyomissing, PA

Designing America's Energy Lifelines

WebsitePhone4 offices9 leaders
Service: Chemical and Process DesignService: Documentation and AnalysisIndustry: Oil & GasType: Chemical Engineering+66 more

AG3 Group, LLC

San Antonio, TX

Civil Services with a Forward-Thinking Approach

WebsitePhone8 offices14 projects
Service: Civil EngineeringService: Transportation DesignIndustry: GovernmentType: Civil Engineering+27 more

AG|CM

Corpus Christi, TX

Professional Project Management Group

WebsitePhone5 offices4 projects
Service: Program ManagementService: Master Planning & ProgrammingIndustry: HealthcareType: Owner's Engineer+26 more

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 projects
Service: Transportation PlanningService: Formulates Long-term StrategiesIndustry: Highways & RoadsType: Civil Engineering+18 more

ARCXIS

Houston, TX

From Start to Finish, One Number to Call.

WebsitePhone1 office10 credentials
Service: Inspection ServicesService: Engineering ServicesIndustry: ResidentialType: MEP+10 more

Accelerate Engineering, LLC

Houston, TX

Crafting sustainable solutions that enrich lives

WebsitePhone1 office2 leaders
Service: Transportation EngineeringService: Roadway DesignIndustry: TransportationType: Civil Engineering+24 more

Agha Engineering, LLC

Houston, TX

Engineering Innovation Forward

WebsitePhone1 office8 projects
Service: Transportation EngineeringService: Roadway DesignIndustry: TransportationType: Civil Engineering+26 more

Agility Engineering

Houston, TX

Delivering public infrastructure efficiently, economically, and sustainably.

WebsitePhone1 officeUpdated Jun 2026
Service: Civil EngineeringService: Construction DesignIndustry: InfrastructureType: Civil Engineering+25 more

Aiken Engineering Company

Houston, TX

Aiken Engineering designs and evaluates specialized equipment and components for critical service applications.

WebsitePhone1 officeUpdated Jun 2026
Service: Engineering AnalysisService: Finite Element AnalysisIndustry: Oil & GasType: Mechanical Engineering+17 more

All-Terra Engineering, Inc.

Houston, TX

All-Terra Engineering, Inc. is a full-service construction materials testing (CMT) and geotechnical engineering laboratory based in Houston, Texas, founded in 2006 by President Haddis Tewolde, P.E. Backed by a senior team with more than 50 years of combined experience, All-Terra operates an A2LA-accredited laboratory and serves public agencies, developers, contractors, and universities across the Greater Houston area. Core services include construction materials testing, geotechnical engineering, and forensic evaluation of concrete.

WebsitePhone1 office1 leaders
Service: Construction Materials Testing (CMT)Service: Concrete TestingIndustry: GovernmentType: Geotechnical Engineering+31 more

Allen Engineering and Science

Jackson, MS

Allen Engineering and Science is an environmental, civil, and structural engineering practice serving private and public clients across the southeastern United States. Founded in 1993 as Eco-Systems and renamed in 2013, the company combines engineering, environmental science, planning, and construction management for oil and gas, manufacturing, energy, chemical, solid waste, real estate, and public-sector programs.

WebsitePhone6 offices5 leaders
Service: EngineeringService: Civil EngineeringIndustry: Oil & GasType: Civil Engineering+28 more

Alliance Geotechnical Group, Inc.

Dallas, TX

Accredited Laboratory Testing.

WebsitePhone6 offices21 leaders
Service: Geotechnical EngineeringService: Subsurface ExplorationIndustry: GovernmentType: Geotechnical Engineering+37 more

Allpoints Surveying Group

Houston, TX

Trusted Advisor

Website1 office3 credentialsFounded 1996
Service: SurveysService: Boundary SurveyIndustry: ResidentialType: Land Surveying+21 more

Ally General Solutions, LLC

Houston, TX

Building now for tomorrow

Website1 office8 projects7 leaders
Service: Civil EngineeringService: Highways and Airports EngineeringIndustry: TransportationType: Civil Engineering+33 more

Amani Engineering, Inc.

Houston, TX

One Stop Service

WebsitePhone1 officeUpdated Jun 2026
Service: Civil Engineering DesignService: SurveyingIndustry: GovernmentType: Civil Engineering+7 more

Ammonite Resources

Houston, TX

Ammonite Resources provides geotechnical and economic advisory services for the petroleum and mineral industries worldwide. Established in 1982, it assists clients with investment due diligence, strategic planning, international contract negotiations, corporate finance, and acquisitions and divestitures. It is headquartered in Connecticut with a network of associate offices across the United States, Canada, and the United Kingdom.

Website9 offices25 leadersFounded 1982
Service: Investment Due DiligenceService: First-Pass Opportunity ReviewsIndustry: Oil & GasType: Geotechnical Engineering+21 more

Anchor QEA

Seattle, WA

Transforming Our Environment and Communities, with Integrity and Vibe

WebsitePhone28 offices4 projects
Service: EngineeringService: Civil EngineeringIndustry: Power GenerationType: Civil Engineering+48 more

Arrington Automation Inc.

Littleton, CO

Your Resource for Control System Engineering and System Integration

WebsitePhone2 officesFounded 2015
Service: Controls EngineeringService: Control System DesignIndustry: Automation & ControlsType: Automation & Controls+1 more

Ascend Consulting & Engineering PLLC

Houston, TX

Engineering Water Systems Beyond Expectation

WebsitePhone1 office1 leaders
Service: Project ManagementService: Scope and Budget ControlIndustry: Stormwater & Flood ControlType: Civil Engineering+36 more

Asei Engineering Inc

Phoenix, AZ

More than engineering

WebsitePhone2 offices11 leaders
Service: MechanicalService: PlumbingIndustry: CommercialType: MEP+10 more