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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ACL, Inc.

Engineering for an Integrated World

Website1 projects3 leadersFounded 2015Updated Jun 2026

Project: Denver Central Business District - Traffic Signal Retiming

Service: Roadway EngineeringService: Conceptual Planning and Preliminary DesignService: Roadway DesignIndustry: TransportationIndustry: Highways & RoadsType: Transportation Engineering+23 more

AEGIS Engineering, LLC

Mill Creek, WA

Expert fire protection engineering and building code consulting solutions

WebsitePhone3 offices1 leaders1 credentialsFounded 2006Updated Jun 2026

Service detail: Code Compliance

Service: Code ComplianceService: Hazard AnalysisService: Inspection & CommissioningIndustry: CommercialIndustry: EducationType: Fire Protection Engineering+40 more

ATCS, Inc.

Engineering Innovative Solutions

Website9 leadersUpdated Jun 2026

Service detail: Environmental Planning

Service: Environmental PlanningService: Air & Noise AbatementService: Transportation DesignIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+26 more

Ackerman Consulting Group, LLC

Scottsdale, AZ

Built for Rural and Tribal Broadband

WebsitePhone2 offices2 projects10 leadersSize Estimate: 10-49 employeesUpdated Jun 2026

Project: Rural Area Broadband Support Network (RABSN)

Service: Telecom Consulting ServicesService: Business Planning & Financial AnalysisService: Grant Writing & RFP SupportIndustry: TelecommunicationsIndustry: GovernmentType: Telecom / RF Engineering+13 more

Acumen Building Enterprise, Inc.

Oakland, CA

Improving Mobility and Access

Website1 office8 projects6 leaders3 credentialsFounded 1994Size Estimate: 50-199 employees

Project: Link21 Program's New Transbay Rail Crossing

Service: Systems EngineeringService: Database Design & MaintenanceService: Fare CollectionIndustry: TransitIndustry: TransportationType: Civil Engineering+14 more

Adaptive X Labs

Advanced Engineering Development For Transportation

WebsiteUpdated Jun 2026

Service detail: Concept Ideation

Service: Concept IdeationService: Problem Framing and Use-Case DefinitionService: Early CAD ModelingIndustry: AutomotiveIndustry: TransportationType: Transportation Engineering+6 more

Adico, LLC

Friendswood, TX

Texas Civil Engineering Professionals

WebsitePhone1 office3 projectsUpdated Jun 2026

Project: Iowa Colony City Engineer

Service: Civil EngineeringService: Site DevelopmentService: Land Development & Master PlanningIndustry: EducationIndustry: CommercialType: Civil Engineering+40 more

Agha Engineering, LLC

Houston, TX

Engineering Innovation Forward

WebsitePhone1 office8 projects9 leaders2 credentialsSize Estimate: 60 employees

Project: Burnett Bayland Park

Service: Transportation EngineeringService: Roadway DesignService: Bike and Pedestrian PlanningIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+24 more

Agility Engineering

Houston, TX

Delivering public infrastructure efficiently, economically, and sustainably.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Construction DesignService: Hydraulic and Hydrology ModelingIndustry: InfrastructureIndustry: GovernmentType: Civil Engineering+23 more

Aguirre & Fields

Sugar Land, TX

Engineering Innovators

WebsitePhone4 offices3 projectsFounded 1999Updated Jun 2026

Project: SH 130

Service: Transportation EngineeringService: Streets and HighwaysService: Bridges and Retaining WallsIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+23 more

AirLandSeah

All domain mobility

Website1 projects1 leaders3 credentials1 publicationsUpdated Jun 2026

Project: FAA UAS Detection and Mitigation Aviation Rulemaking Committee

Service: Aviation and Defense Advisory ServicesService: Strategic Development and IntelligenceService: Regulatory and Lifecycle AdvisoryIndustry: FederalIndustry: GovernmentType: Aerospace Engineering+6 more

Airde Elevated Thinking LLC

Egg Harbor Township, NJ

Moving at the Speed of Business

Website1 office5 projects2 leadersFounded 2021Size Estimate: 1-10 employeesUpdated Jun 2026

Project: Cape-Atlantic UAS Test Range

Service: Advanced Air Mobility (AAM) Concepts and SolutionsService: Urban Air Mobility (UAM) / Urban Traffic Management (UTM) / Enhanced Traffic Management (ETM)Service: Cooperative OperationsIndustry: AviationIndustry: FederalType: Aviation Engineering+23 more

Albacore Aerospace LLC

Melbourne, FL

High-Performance VTOL Aircraft & Launch Vehicles

Website1 office2 projectsUpdated Jun 2026

Project: Aquilon VTOL Jet Interceptor

Service: VTOL Aircraft Design & PrototypingService: Aquilon VTOL Jet InterceptorService: Skorpion Compact VTOL QuadplaneIndustry: AerospaceIndustry: DefenseType: Aerospace Engineering+18 more

Allgeier, Martin and Associates, Inc.

Joplin, MO

It's not just business...it's personal.

WebsitePhone6 offices17 projects20 leaders39 credentialsFounded 1954

Project: Route 66 Bridge

Service: Civil EngineeringService: BridgesService: IntersectionsIndustry: GovernmentIndustry: WastewaterType: Civil Engineering+33 more

Alvi Associates, Inc.

Towson, MD

Founded in 1979, Alvi Associates provides integrated multidisciplinary engineering services across structural, water resources, transportation, and geotechnical engineering for complex infrastructure projects. Based in Towson, Maryland, the practice has earned numerous national and state engineering awards and is recognized for first-of-its-kind solutions in the Mid-Atlantic region and beyond. Nearly all clients are repeat clients, reflecting decades-long relationships with government agencies, engineering consultants, law practices, and contractors.

WebsitePhone1 office8 projects12 credentials1 publicationsFounded 1979

Project: Forensic Investigation for Edenville Dam Failure

Service: Transportation StructuresService: Bridge Design and Superstructure ReplacementService: Bridge Inspection and Load RatingIndustry: Highways & RoadsIndustry: TransportationType: Civil Engineering+45 more

American Engineering

Charlotte, NC

Comprehensive civil engineering services from concept to construction.

WebsitePhone3 officesFounded 1974Updated Jun 2026

Service detail: Civil Site Engineering

Service: Civil Site EngineeringService: Site Design and DevelopmentService: Grading and Stormwater ManagementIndustry: Land DevelopmentIndustry: TransportationType: Civil Engineering+16 more

American Infrastructure Development, Inc.

Tampa, FL

Innovative Architectural and Engineering Solutions

WebsitePhone7 offices11 projects6 leadersFounded 2009Updated Jun 2026

Project: Henry E. Rohlsen International Airport (STX) - Terminal Improvements, Phase 1

Service: ArchitectureService: Airport Terminals, FBOs, and GA FacilitiesService: Hotels, Administrative Offices, and Public-Use BuildingsIndustry: AviationIndustry: AirportsType: Architecture & Engineering+26 more

Anderson Bogert

Marion, IA

Professional and relationship-based civil engineering and surveying.

WebsitePhone2 offices6 leaders5 credentialsFounded 1955Size Estimate: 10-49 employees

Service detail: Transportation Engineering

Service: Transportation EngineeringService: Roadway designService: Stormwater managementIndustry: GovernmentIndustry: ResidentialType: Civil Engineering+26 more

Anthem Consulting Engineers, PLLC

Orlando, FL

Safety focused. Mobility Driven.

Website1 office4 leaders2 credentialsFounded 2021Size Estimate: 1-25 employeesUpdated Jun 2026

Service detail: Roadway Design

Service: Roadway DesignService: Minor highway design (FDOT Work Group 3.1)Service: Major highway design (FDOT Work Group 3.2)Industry: Highways & RoadsIndustry: TransportationType: Transportation Engineering+72 more

Armstrong Glen, P.C.

Charlotte, NC

Armstrong Glen, P.C. is a civil engineering consulting practice that provides professional engineering services throughout North and South Carolina. Founded in 1997, it focuses on quality of service, reliability, and accuracy, remaining committed to listening to client needs. The practice primarily serves local municipalities and counties on multi-year, reoccurring contracts ranging from capital stormwater projects to on-call structural services.

WebsitePhone2 offices8 projectsFounded 1997Updated Jun 2026

Project: Celia Avenue Culvert Project

Service: StormwaterService: Stormwater Capital ImprovementsService: Pond RehabilitationIndustry: Stormwater & Flood ControlIndustry: Water SupplyType: Civil Engineering+26 more

Athavale, Lystad & Associates, Inc.

McLean, VA

Innovative Engineering Solutions for the Mid-Atlantic

WebsitePhone2 offices16 projects6 leadersFounded 1985Size Estimate: 1-25 employees

Project: Telegraph Road Bridge Rehabilitation and Widening

Service: Structural EngineeringService: Bridge DesignService: Pedestrian Bridge DesignIndustry: TransportationIndustry: GovernmentType: Civil Engineering+21 more

Athena Engineering

Peachtree Corners, GA

Smart Solutions. Practical Application.

WebsitePhone1 office2 leadersUpdated Jun 2026

Service detail: Geometric Design

Service: Geometric DesignService: Roadway and Corridor DesignService: Intersection and Roundabout DesignIndustry: TransportationIndustry: Highways & RoadsType: Transportation Engineering+22 more

Augmntr Inc

Berthoud, CO

Decisions at the speed of relevance

Website1 office1 projects2 leadersUpdated Jun 2026

Project: STTR Terrain Strength Prediction

Service: Systems Engineering and Sensor IntegrationService: Custom sensing and computing solutionsService: Fixed, ground-based, and airborne imaging systemsIndustry: DefenseIndustry: HealthcareType: Software Engineering+10 more

AvMet Applications, Inc.

AvMet Applications, Inc. is an aviation weather analytics and systems engineering firm founded in 2000. It serves as a prime contractor to the FAA Aviation Weather Group and specializes in quantifying and mitigating weather impacts on air traffic operations. Services include aviation weather and airspace operations analytics, modeling and simulation, program management, systems engineering, data solutions, and urban air mobility analysis. AvMet uses proprietary state-of-the-art analysis tools and fast-time simulation models to support government and commercial aviation organizations.

Website4 leaders1 credentialsFounded 2000Updated Jun 2026

Service detail: Aviation Weather & Airspace Operations Analytics

Service: Aviation Weather & Airspace Operations AnalyticsService: Modeling & SimulationService: Program Management & Systems EngineeringIndustry: AviationIndustry: FederalType: Aerospace Engineering+4 more