Public engineering firm directory

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Advanced Professional Engineering Consultants

Corona, CA

Built for real world project delivery

WebsitePhone1 office5 credentialsFounded 2005Updated Jun 2026

Service detail: Mechanical Engineering & HVAC Design

Service: Mechanical Engineering & HVAC DesignService: HVAC System Design and Air DistributionService: Cooling Systems and Chilled Water DesignIndustry: CommercialIndustry: RetailType: MEP+46 more

Advenser

Trevose, PA

VDC / BIM / CAD Services & Consulting

WebsitePhone8 officesFounded 2007Size Estimate: 100-999 employeesUpdated Jun 2026

Service detail: VDC & BIM Services

Service: VDC & BIM ServicesService: Architectural BIM ServicesService: Structural BIMIndustry: HealthcareIndustry: InfrastructureType: Architecture & Engineering+32 more

Agbara Engineering

West Palm Beach, FL

Powering Progress, Empowering Communities

Website1 office8 leaders1 credentialsUpdated Jun 2026

Service detail: Transmission Line Engineering

Service: Transmission Line EngineeringService: Design and PlanningService: Upgrades and ExpansionIndustry: Power Transmission & DistributionIndustry: Electric UtilitiesType: Power & Utility Engineering+19 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

Ai-Alt Structural Engineering PLLC

New York, NY

Our Work Exemplifies Successful Implementations of Advanced Technologies + Human Design Ingenuities

Website1 office12 projects1 leadersFounded 2018Updated Jun 2026

Project: Fordham University McShane Student Center

Service: Structural EngineeringService: Reinforced Concrete Analysis and DesignService: Steel Frame EngineeringIndustry: EducationIndustry: ResidentialType: Structural Engineering+18 more

Alampalli Engineering, PLLC

Albany, NY

Key to reliable engineering, business and software solutions

WebsitePhone1 office1 leaders9 credentialsUpdated Jun 2026

Service detail: Infrastructure and Engineering

Service: Infrastructure and EngineeringService: Infrastructure Asset ManagementService: Structural MonitoringIndustry: InfrastructureIndustry: GovernmentType: Civil Engineering+25 more

Alares LLC

Sarasota, FL

Great experiences build great results

WebsitePhone2 offices4 projects1 leaders1 credentialsFounded 2007

Project: Hospital Campus Seismic Risk Assessments

Service: Architectural DesignService: Healthcare Facility DesignService: Commercial and Institutional ArchitectureIndustry: HealthcareIndustry: Life SciencesType: Architecture & Engineering+30 more

Albert A. Webb Associates

Strength through History and Innovation

Website6 projectsFounded 1945Updated Jun 2026

Project: CVWD - North Indio Regional Flood Control Channel

Service: Land DevelopmentService: Planning and EntitlementService: Water ResourcesIndustry: CommercialIndustry: EducationType: Civil Engineering+31 more

Albertson Engineering Inc.

Rapid City, SD

Structural Engineers of The Black Hills and Great Plains

WebsitePhone4 offices6 projects2 credentialsFounded 1999Size Estimate: 20+ employees

Project: Arc of Dreams

Service: Structural DesignService: Building Information ModelingService: Design-Bid-Build DeliveryIndustry: CommercialIndustry: HealthcareType: Structural Engineering+21 more

Aldac Components Inc.

Modesto, CA

A Structural Systems Manufacturer, Not a Commodity Supplier

WebsitePhone1 office6 projectsUpdated Jun 2026

Project: Old Auburn Rd

Service: Truss Design & ManufacturingService: Roof Truss Design & FabricationService: Floor Truss Design & FabricationIndustry: Multifamily ResidentialIndustry: HospitalityType: Structural Engineering+12 more

Algebra AEC, LLC

Cleveland, OH

MEP & Sustainability Consulting

WebsitePhone1 office18 projects1 leadersFounded 2014Size Estimate: 5-30 employees

Project: Cleveland Clinic / CWRU - Health Education Campus

Service: MEP EngineeringService: HVAC EngineeringService: Plumbing EngineeringIndustry: HealthcareIndustry: EducationType: MEP+33 more

Allana Buick & Bers, Inc.

Palo Alto, CA

Making Buildings Perform Better

WebsitePhone1 office3 leaders14 credentials3 publicationsFounded 1987

Service detail: Building Envelope

Service: Building EnvelopeService: Curtain Wall & GlazingService: Roofing & WaterproofingIndustry: CommercialIndustry: ResidentialType: Architecture & Engineering+25 more

Alliance Engineers & Project Consultants

Beaumont, TX

Multidisciplined EPCM

WebsitePhone1 office5 projects1 leadersSize Estimate: 50-200 employeesUpdated Jun 2026

Project: Bringing Ground-Breaking Water-from-Air Technology to Market

Service: Project DevelopmentService: Phased Front-End LoadingService: Front-End Engineering DesignIndustry: Carbon CaptureIndustry: ChemicalsType: Automation & Controls+43 more

Alliant Engineering, Inc.

Alliant Engineering, Inc. Alliant blends project delivery excellence with a passion for innovation, managing projects from inception to completion with national expertise and deep local knowledge. Alliant's diverse team of engineers, landscape architects, planners, construction managers, environmental specialists, and surveyors brings multi-disciplinary collaboration to complex public infrastructure and private development projects.

Website8 leadersFounded 1995Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Transportation Planning & DesignService: Roadway DesignIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+17 more

Alliant Systems

Portland, OR

Alliant Systems is an integrated mechanical engineering and construction firm headquartered in Portland, Oregon, with offices in Eugene and Bend, Oregon, and Seattle, Washington. Founded approximately 25 years ago, Alliant provides in-house mechanical systems engineering, mechanical construction, HVAC and plumbing service, building automation, and energy consulting for commercial, institutional, and light-industrial clients across Oregon and Washington. The firm is known for a true design-build process that integrates engineers, project managers, and field personnel from concept through commissioning, and all principal engineers are LEED-certified.

WebsitePhone4 offices1 leadersUpdated Jun 2026

Service detail: Mechanical Systems Engineering

Service: Mechanical Systems EngineeringService: Design-Build Mechanical EngineeringService: BIM & Virtual Design and Construction (VDC)Industry: CommercialIndustry: HealthcareType: MEP+11 more

Allied Companies L L C

Washington, DC

Program Integration for Complex Infrastructure at Scale.

Website2 offices1 leadersUpdated Jun 2026

Service detail: Environmental Consulting

Service: Environmental ConsultingService: Addressing Regulatory RequirementsService: Sustainability Challenges To Mitigate ImpactIndustry: WastewaterIndustry: Water SupplyType: Environmental Engineering+26 more

Alpha Terra Engineering

San Antonio, TX

Architecture Engineering Environment

WebsitePhone1 office5 projects1 leaders3 credentialsFounded 1997

Project: Overton-Brooks VAMC Parking Garage Addition

Service: Architectural and Engineering DesignService: Full-service Facility RenovationsService: New Construction DesignIndustry: GovernmentIndustry: FederalType: Architecture & Engineering+25 more

Ambitech Engineering Corporation

Ambitech Engineering Corporation is a full-service provider of engineering design services with deep expertise in Front-End Loading (FEL/FEED) work. For clients wanting an integrated delivery model, Ambitech's position as part of Zachry Group gives clients the option to transition from FEED into a fully integrated, construction-led EPC model. It has 35 years of experience serving the Energy & Chemical, Food & Beverage, Pharma & Biotech, and Manufacturing industries.

WebsiteUpdated Jun 2026

Service detail: Front-End Loading / FEED Engineering

Service: Front-End Loading / FEED EngineeringService: Engineering Design ServicesService: EPC Transition SupportIndustry: Oil & GasIndustry: ChemicalsType: Process Engineering+5 more

Andrew Brock Consulting Engineer LLC

Toledo, OH

Andrew Brock Consulting Engineer LLC is a structural, civil, and specialty delegated engineering practice headquartered in Toledo, Ohio. Serving clients throughout the Midwest and Western states, it provides engineer-of-record services for K-12 and post-secondary schools, industrial facilities, warehouses, hospitals, and commercial developments. The practice has specialized expertise in heavy seismic, high-wind, and Risk Category III and IV facility design, employing 3D building information modeling (BIM) to coordinate seamlessly with architects, contractors, and other consultants.

Website1 office5 leaders3 credentials1 publicationsSize Estimate: 3-10 employeesUpdated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Structural Engineer of Record ServicesService: Specialty Delegated EngineeringIndustry: EducationIndustry: IndustrialType: Structural Engineering+25 more

Apex Structural Engineering

Creve Coeur, MO

Innovate. Design. Build.

WebsitePhone2 offices4 leadersUpdated Jun 2026

Service detail: Accelerated Project Delivery (APD)

Service: Accelerated Project Delivery (APD)Service: Building Design & AnalysisService: Connection Design & Stair EngineeringIndustry: CommercialIndustry: ResidentialType: Structural Engineering+8 more

Apital Inc.

New York City, NY

Steering The Rail Industry To A Digital And Sustainable Future

Website1 officeUpdated Jun 2026

Service detail: Rail Signaling and Train Control Systems

Service: Rail Signaling and Train Control SystemsService: CBTC/PTC System Design and DeploymentService: System Engineering and VerificationIndustry: RailIndustry: TransitType: Transportation Engineering+25 more

Arora Engineers

Chadds Ford, PA

Rethinking Infrastructure

WebsitePhone1 officeFounded 1986Updated Jun 2026

Service detail: Planning and Design

Service: Planning and DesignService: Engineering Planning And Design Across AviationService: TransportationIndustry: AviationIndustry: AirportsType: Aviation Engineering+18 more

Asset Environments

Omaha, NE

Building+Business Solutions

WebsitePhone1 office17 projects6 leaders8 credentialsSize Estimate: 1-10 employees

Project: 730 3rd Avenue C-PACE Study

Service: Financial SolutionsService: PACE Financing StudiesService: 45L Tax Credit CertificationIndustry: CommercialIndustry: HospitalityType: Design-Build+15 more

Associated Consulting Engineering, Inc.

Sioux Falls, SD

Associated Consulting Engineering, Inc. (ACEI) is a consulting engineering firm based in Sioux Falls, South Dakota, providing mechanical and electrical systems design since 1987. ACEI offers integrated MEP engineering services for the design of plumbing, fire protection, HVAC, building automation, lighting, power, sound, and communication systems for public and private clients across a broad spectrum of residential, commercial, industrial, and institutional project types. The team is professionally registered in South Dakota, North Dakota, Iowa, Wisconsin, Nebraska, and Minnesota, with additional state licensing available upon request.

WebsitePhone1 officeFounded 1987Updated Jun 2026

Service detail: Mechanical Design

Service: Mechanical DesignService: HVACService: PlumbingIndustry: ResidentialIndustry: Multifamily ResidentialType: MEP+33 more