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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2IM Group, LLC

Chicago, IL

2IM Group, LLC is a Chicago-based civil, environmental, and transportation engineering practice. Now part of MacKay, it continues to deliver technical solutions across highways, roads, streets, aviation, rail, transit, utilities, and stormwater management systems while offering expanded resources and broader geographic reach.

WebsitePhone1 office5 projects
Service: Highways, Roads, and StreetsService: Roadway geometryIndustry: TransportationType: Civil Engineering+31 more

2M Associates, LLC

Dallas, TX

Best Engineering Solutions to Build Your Dreams

WebsitePhone1 office5 projects
Service: Water and Wastewater DesignService: Hydrologic/hydraulic AnalysisIndustry: Water SupplyType: Civil Engineering+59 more

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

5020 Engineering Resource Group, Incorporated

Civil, Water Resources, and Environmental Engineering Services

Website4 leaders1 credentialsFounded 2022
Service: Water and Wastewater EngineeringService: Water and Wastewater Conveyance SystemsIndustry: Water ResourcesType: Civil Engineering+21 more

7 Oaks Engineering

Silverton, OR

Harmonizing the built environment with the natural.

WebsitePhone2 offices4 leaders
Service: Land DevelopmentService: Due Diligence and Feasibility StudiesIndustry: CommercialType: Civil Engineering+26 more

A&M Consulting Engineers

Visalia, CA

Moving Our Communities Infrastructure Forward

WebsitePhone2 offices3 projects
Service: Water ResourcesService: Hydraulic AnalysisIndustry: GovernmentType: Civil Engineering+46 more

AB Consultants, Inc.

Lanham, MD

Multidisciplinary engineering and support services in the Baltimore-Washington area

WebsitePhone2 offices1 projects
Service: Land PlanningService: Zoning StudiesIndustry: GovernmentType: Civil Engineering+84 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

ACG LLC Consulting Engineers

Fairfax, VA

ACG LLC Consulting Engineers is a civil engineering firm based in Fairfax, Virginia, with over 80 years of combined staff experience in civil engineering and land development. The team specializes in civil engineering, land planning, surveying, and structural services for residential and commercial projects in the Washington Metropolitan Area, with direct involvement in every stage of a project from design through completion.

WebsitePhone1 office3 leaders
Service: Civil EngineeringService: SurveyingIndustry: CommercialType: Civil Engineering+6 more

ADC Engineering

Hanahan, SC

ADC's Track Record Speaks for Itself

WebsitePhone3 offices17 projects
Service: Civil EngineeringService: Site PlanningIndustry: AviationType: Aviation Engineering+68 more

AEG - A SOCOTEC Company

Mechanicsburg, PA

Engineering, Surveying, and Inspections

WebsitePhone1 office3 projects
Service: Geotechnical EngineeringService: Geotechnical Engineering and Foundation DesignIndustry: TransportationType: Geotechnical Engineering+66 more

AQA Engineering

Duluth, GA

AQA Engineering (A Quality Approach) is a professional civil engineering firm in Duluth, Georgia, specializing in certified site plans, erosion control, stormwater management, and hydrology services for residential and commercial projects. AQA serves clients across Cobb, Fulton, Gwinnett, DeKalb, Cherokee, Forsyth, and surrounding Georgia counties.

WebsitePhone1 officeUpdated Jun 2026
Service: Certified Site PlansService: Impervious Area CalculationsIndustry: ResidentialType: Civil Engineering+15 more

AVI, PC

Cheyenne, WY

Engineering Excellence

WebsitePhone2 offices9 projects
Service: TransportationService: Roadway DesignIndustry: GovernmentType: Civil Engineering+53 more

AXE Engineering Services

Bellingham, WA

Cutting Through Project Barriers.

WebsitePhone2 offices8 leaders
Service: Civil EngineeringService: Stormwater & Drainage PlansIndustry: ResidentialType: Civil Engineering+14 more

Abercrombie & Associates, Inc.

Cincinnati, OH

Civil Engineering and Land Surveying

WebsitePhone1 office5 projects
Service: Civil EngineeringService: Roadway and utility design for private and public developmentsIndustry: CommercialType: Civil Engineering+36 more

Acorn Engineering, Inc.

Portland, ME

Civil Engineering, Surveying, and Landscape Architecture in Maine

WebsitePhone3 offices3 projects
Service: Civil EngineeringService: Site Development DesignIndustry: ResidentialType: Civil Engineering+40 more

Adico, LLC

Friendswood, TX

Texas Civil Engineering Professionals

WebsitePhone1 office3 projects
Service: Civil EngineeringService: Site DevelopmentIndustry: EducationType: Civil Engineering+42 more

Adobe Associates, Inc.

Santa Rosa, CA

Recognized as one of the top Civil Engineering and Land Surveying firms in the North Bay, Adobe Associates, Inc. provides Civil Engineering, Land Surveying, Land Planning, and Wastewater and Septic Design services for the development of private and public projects. Since 1982, Adobe Associates has helped thousands of clients maximize the value of their projects by finding potential opportunities others often miss, creating practical, accurate design solutions, and guiding projects through the regulatory process. Adobe Associates is a family business built on honesty, integrity, and dependability, with project experience spanning residential development, commercial, affordable housing, hospitality, agricultural, and public infrastructure work across Northern California.

WebsitePhone1 office7 projects
Service: Civil EngineeringService: Feasibility StudiesIndustry: ResidentialType: Civil Engineering+39 more

Advanced Engineering Group

Princeton, NJ

Advanced Engineering Group provides professional engineering and environmental consulting services from its office in Princeton, New Jersey. Established in 1993, AEG offers site and civil engineering, environmental services, and project and construction services. The firm's specialists deliver strategic site planning, wetlands delineation, erosion and sedimentation control, stormwater management, and end-to-end construction management for public works and private development.

WebsitePhone1 officeFounded 1993
Service: Site and Civil EngineeringService: Environmental ServicesIndustry: GovernmentType: Civil Engineering+4 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

All County and Associates, Inc.

Gilbertsville, PA

All County and Associates, Inc. (ACA) is a full-service civil engineering, land surveying, and environmental permitting firm established in 1992 and located in Gilbertsville, Pennsylvania. ACA serves clients across fifteen counties in eastern Pennsylvania, covering Berks, Bucks, Carbon, Chester, Delaware, Lackawanna, Lancaster, Lehigh, Luzerne, Montgomery, Monroe, Northampton, Pike, Schuylkill, and southern Wayne counties. The practice serves architects, builders, contractors, developers, homeowners, home inspectors, and real estate agents with a focus on helping clients navigate permitting and regulatory processes.

WebsitePhone1 officeFounded 1992
Service: Civil EngineeringService: Subdivision & Land Development DesignIndustry: ResidentialType: Civil Engineering+20 more

Alpha & Omega Group, PC

Raleigh, NC

Begin with the End in mind

WebsitePhone1 office3 leaders
Service: Civil-Site EngineeringService: Site Planning and DesignIndustry: GovernmentType: Civil Engineering+48 more

Alpha Omega Engineering

Boise, ID

Alpha Omega Engineering is a civil engineering firm based in Boise, Idaho, specializing in land development. Founded in 2006 and owned and operated by Mike Liimakka, a civil engineer practicing in Idaho's Treasure Valley since 1998, Alpha Omega brings over 30 years of civil consulting experience to commercial, hospitality, and residential projects across the region and nationwide. Its portfolio spans large multi-acre retail developments, big-box retail sites, multi-phase commercial projects, and residential subdivisions ranging from 3-lot projects to 510-lot communities. Clients include national retail brands such as Tractor Supply, Target, and Albertsons and hospitality names including Marriott, Hilton, and Hampton Inns.

WebsitePhone1 office3 projects
Service: Site Evaluation and FeasibilityService: Site Feasibility StudiesIndustry: Land DevelopmentType: Civil Engineering+23 more

Ambiotec Civil Engineering Group, Inc.

Brownsville, TX

Civil engineering & environmental group

WebsitePhone2 offices7 projects
Service: Land DevelopmentService: Feasibility studies & site assessmentsIndustry: Land DevelopmentType: Civil Engineering+48 more