Public engineering firm directory

Find engineering consulting firms by capability and location.

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Clark & Enersen

Lincoln, NE

Clark & Enersen is a full-service multidisciplinary architecture and engineering practice founded in 1946 in Lincoln, Nebraska. With more than 80 years of practice, Clark & Enersen brings together architects, engineers, interior designers, and landscape architects under one roof to deliver integrated design solutions for clients across the country and internationally. The practice operates eight office locations and maintains a team of over 180 professionals across disciplines including architecture, civil, structural, mechanical, and electrical engineering.

Website1 officeFounded 1946Updated Jun 2026

Service detail: Architecture

Service: ArchitectureService: ProgrammingService: Schematic DesignIndustry: HealthcareIndustry: Life SciencesType: Architecture & Engineering+30 more

Cook, Flatt & Strobel Engineers

Topeka, KS

One Vision. One Team. One Call.

Website7 officesFounded 1961Updated Jun 2026

Service detail: Transportation

Service: TransportationService: Roadway and Highway DesignService: Complete StreetsIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+37 more

Crain Atlantis, Inc.

Deerfield Beach, FL

We Design It. We Build It. We Believe In It.

Website2 offices8 projects4 leaders5 credentialsFounded 1974Updated Jun 2026

Project: Royal Creek Tennis Club

Service: ArchitectureService: Master Planning & Site PlanningService: Programming & Space PlanningIndustry: EducationIndustry: CommercialType: Architecture & Engineering+27 more

Crane Associates, P.C.

Somerville, NJ

Architectural, Electrical & Mechanical Design

WebsitePhone1 office16 projectsFounded 1962Updated Jun 2026

Project: Montclair State University

Service: Architectural EngineeringService: New ConstructionService: Commercial ConstructionIndustry: GovernmentIndustry: EducationType: Architecture & Engineering+49 more

Curry-Wille & Associates Consulting Engineers P.C.

Ames, IA

Engineering your system for the future

WebsitePhone1 office3 leaders15 credentialsFounded 1959Size Estimate: 1-9 employees

Service detail: Agricultural Engineering

Service: Agricultural EngineeringService: Livestock Facility DesignService: Grain and Feed HandlingIndustry: AgricultureIndustry: ResidentialType: Civil Engineering+21 more

Custom Engineering Solutions

Alpharetta, GA

An electrical, civil, and structural engineering corporation offering comprehensive utility and power services.

WebsitePhone2 offices3 leaders6 credentialsUpdated Jun 2026

Service detail: Substation Design and Relaying

Service: Substation Design and RelayingService: Physical Substation LayoutService: Protection and Control Panel DesignIndustry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Civil Engineering+39 more

Cyntergy

Tulsa, OK

It's Relationships We Build

Website1 office15 projects22 leadersFounded 1997Updated Jun 2026

Project: U.S. Pentagon

Service: Civil EngineeringService: Site DevelopmentService: Grading and EarthworkIndustry: CommercialIndustry: IndustrialType: Architecture & Engineering+44 more

DLZ Corporation

Columbus, OH

Innovative Ideas | Exceptional Design | Unmatched Client Service

WebsitePhone1 office9 projects3 leaders5 credentialsSize Estimate: 500+ employees

Project: SR 161 at Maple Canyon Avenue

Service: Transportation EngineeringService: Interchange and Highway DesignService: Bridge Design and RestorationIndustry: Highways & RoadsIndustry: TransportationType: Architecture & Engineering+73 more

Davidson Architecture + Engineering, LLC

Overland Park, KS

Davidson Architecture + Engineering (DA+E) is a full-service design firm specializing in industrial and retail development, providing architecture, civil engineering, interior architecture, and master planning services. Founded in 1995 and based in Overland Park, Kansas, DA+E has completed projects across the Kansas City Metro Area, over 33 US states, and internationally, with a team of four professional engineers and eight registered architects.

WebsitePhone1 office8 leadersFounded 1995Size Estimate: 22 employeesUpdated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Civil EngineeringService: Interior ArchitectureIndustry: IndustrialIndustry: RetailType: Architecture & Engineering+3 more

Defense Planning Group

Huntsville, AL

Integrated Solutions for Mission Success

WebsitePhone1 office2 leadersUpdated Jun 2026

Service detail: Master Planning & Programming

Service: Master Planning & ProgrammingService: Program ManagementService: Military Construction (MILCON) SupportIndustry: DefenseIndustry: GovernmentType: Defense Engineering+15 more

Delta Engineers, Architects, & Surveyors

Endwell, NY

We Are Your Trusted Partner

Website5 offices3 leaders1 credentialsFounded 1976Updated Jun 2026

Service detail: Architectural and Planning Services

Service: Architectural and Planning ServicesService: Pre-Design and ProgrammingService: Master PlanningIndustry: CommercialIndustry: EducationType: Architecture & Engineering+57 more

Dewberry

Fairfax, VA

Family Owned. Client Centric. Community Driven.

WebsitePhone1 office38 projects4 leaders1 credentials2 publications

Project: New York City Housing Authority Clinton Houses Stormwater Resilience

Service: ArchitectureService: Architectural DesignService: Interior DesignIndustry: FederalIndustry: TransportationType: Architecture & Engineering+54 more

DiClemente Siegel Design Inc.

Southfield, MI

Engineering & Architecture

WebsitePhone2 offices2 leadersFounded 1969Updated Jun 2026

Service detail: Architectural Design

Service: Architectural DesignService: Space PlanningService: Interior DesignIndustry: HealthcareIndustry: CommercialType: Architecture & Engineering+68 more

DiDonato Associates Engineering and Architecture, P.C.

Buffalo, NY

Responsive. Honest. Accurate.

WebsitePhone1 office7 projects10 leaders14 credentialsFounded 1965

Project: Main Street Revitalization - Cars Sharing Main

Service: Civil EngineeringService: Roadway Rehabilitation / Complete StreetsService: Site / Civil DesignIndustry: AviationIndustry: AirportsType: Civil Engineering+53 more

Dunaway Associates

Fort Worth, TX

Trusted client advisors committed to improving lives in the communities we serve.

WebsitePhone7 offices7 projects1 leaders4 credentials3 publications

Project: Lee Aquatic Park

Service: Civil EngineeringService: Comprehensive planning and master land use plansService: Due diligence and feasibility studiesIndustry: GovernmentIndustry: EducationType: Civil Engineering+56 more

E&C Engineers & Consultants Inc.

Houston, TX

Innovative MEP Solutions Since 1994

WebsitePhone1 office4 projects5 leadersFounded 1994Updated Jun 2026

Project: University of Texas Health Science Center Houston - Public Health Education and Research

Service: MEP DesignService: ProgrammingService: Assessment ReportsIndustry: HealthcareIndustry: EducationType: MEP+9 more

Elan Design Lab, Inc.

Minneapolis, MN

Elan Design Lab, Inc. is a Minneapolis-based civil engineering and landscape architecture practice founded in 2014 by Marcie Weslock, PE and Steve Johnston, PE. It serves the construction and development marketplace, including regional, state, and federal agencies, counties and municipalities, school systems, national corporations, contractors, developers, and property owners. Its approach starts with site listening and analysis, then applies engineering and landscape architecture expertise to create smart sites through sound engineering. Elan holds Professional Engineer licenses in Minnesota and twelve additional states, Professional Landscape Architect licenses, and LEED AP sustainability credentials.

WebsitePhone1 office1 projects3 leaders4 credentialsFounded 2014

Project: Mendota Plaza

Service: Site Analysis, Planning and DesignService: Document ReviewService: Zoning and Land Use Plan InterpretationIndustry: CommercialIndustry: EducationType: Civil Engineering+19 more

Electrical Advantage Engineering

Ceres, CA

Professional electrical engineering and design solutions tailored to unique project goals

WebsitePhone1 office4 projects1 leadersFounded 2019Updated Jun 2026

Project: Valley Springs Health Wellness Center

Service: Electrical DesignService: Power Distribution DesignService: Lighting and Controls Systems DesignIndustry: HealthcareIndustry: CommercialType: Electrical Engineering+14 more

GSG Architecture, Inc.

Unique spaces | Amazing places

WebsiteFounded 1970Updated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Interior DesignService: PlanningIndustry: HealthcareIndustry: GovernmentType: Architecture & Engineering+9 more

Greenway Engineering, Inc.

Winchester, VA

Experienced. Knowledgeable. Local.

WebsitePhone1 office1 projectsFounded 1971Size Estimate: 25-50 employeesUpdated Jun 2026

Project: National Museum of Intelligence and Special Operations

Service: Civil EngineeringService: Site Selection, Preparation, and DevelopmentService: Feasibility Studies and LayoutsIndustry: ResidentialIndustry: CommercialType: Civil Engineering+64 more

HDR

Bellevue, WA

Designing smart to make today better and tomorrow brighter

Website1 office10 projects10 leadersSize Estimate: 14,000+ employeesUpdated Jun 2026

Project: NASA Goddard Space Flight Center Instrument Development Facility

Service: Architectural and Engineering DesignService: Lighting DesignService: Tenant ImprovementIndustry: AerospaceIndustry: SpaceType: Architecture & Engineering+59 more

HFS Company

San Antonio, TX

Helping Our Clients Achieve Tomorrow's Projects Today

WebsitePhone1 office15 projects11 leaders9 credentialsFounded 2003

Project: USACE and DHA Project Support Across Europe

Service: A-E Design ServicesService: Facility DesignService: Infrastructure PlanningIndustry: GovernmentIndustry: FederalType: Architecture & Engineering+17 more

HSR Associates, Inc.

La Crosse, WI

HSR Associates, Inc. is a full-service architecture, engineering, and interior design firm in La Crosse, Wisconsin, providing professional services for education and medical facilities, civic and government projects, and commercial enterprises. The firm offers in-house MEP engineering alongside architecture, interior design, site planning, facility planning, pre-referendum planning, and construction administration. HSR is licensed in four states and is known for a high rate of repeat clients and sustainable, BIM-driven project delivery.

WebsitePhone1 office3 projects1 credentialsUpdated Jun 2026

Project: Vernon Health MRI Relocation Addition

Service: ArchitectureService: MEP EngineeringService: Interior DesignIndustry: EducationIndustry: HealthcareType: Architecture & Engineering+8 more

Haley Ward, Inc.

Bangor, ME

Engineering | Environmental | Architecture | Surveying | Planning

WebsitePhone1 office5 leadersUpdated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Master PlanningService: Space PlanningIndustry: GovernmentIndustry: EducationType: Civil Engineering+76 more