Find engineering consulting firms by capability and location.

ASA Engineering & Surveying, LLC is a South Georgia engineering consultancy based in Valdosta, established in 1988, offering civil engineering, environmental engineering, land surveying, and aerial mapping services. Over 85% of business comes from repeat clients across commercial, residential, industrial, and governmental sectors. ASA is Georgia Department of Transportation Pre-Qualified, recognized by the Georgia EPD for exemplary erosion control and environmental plans, and holds FAA Part 107 certification for drone-based aerial mapping.

Service detail: Civil Engineering

Integrated Engineering, Environmental, and IT Solutions for Efficiency, Safety, and Sustainability

Project: Redstone Arsenal Facility Audits & Energy Systems

Adams Environmental Engineering Group (AEEG) is a full-service environmental engineering and contracting firm based in the Mid-Atlantic region, providing consulting, design, remediation, and site assessment services for commercial, industrial, and residential clients. AEEG holds Professional Engineering licenses in Maryland, the District of Columbia, Virginia, and 11 additional states, bringing more than 20 years of experience to environmental projects throughout the region.

Service detail: Environmental Site Assessments

Advantus Engineers is a Pittsburgh-based engineering consulting practice founded in 2004, specializing in building commissioning, sustainability consulting, MEP assessments, construction quality assurance, and environmental compliance. It serves public, institutional, and commercial clients across the Pittsburgh region. Over more than two decades, the practice has supported LEED certifications, water quality programs, and on-call MEP engineering for clients including the Pittsburgh Water and Sewer Authority and the David L. Lawrence Convention Center.

Project: Western Butler County Authority Administration Building

Your success is our success.

Project: Kunia Country Farms

Create a Better Tomorrow, Today.

Project: Valley Boulevard Pedestrian Improvements

Top civil engineering company in the Delaware Valley

Project: Harrah's Chester Racetrack and Casino

Plan. Design. Build. Greatness.

Project: Industrial Stormwater Compliance

Inspired Civil Engineering Design

Service detail: Green Infrastructure Design

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

Service detail: Substation Design and Relaying

Your Go-To Engineering Consulting Partner

Project: SK Innovation EV Battery Site

Endesco, Inc. is a multi-discipline civil engineering design, consulting, and construction management firm founded in 1997 and headquartered in Rockville, Maryland. It specializes in water resources, transportation planning and traffic engineering, roadway and lighting design, environmental studies, GIS, and project and construction management, primarily serving state DOTs, transit authorities, counties, cities, and federal agencies across the Washington, DC/Baltimore metro region and beyond.

Project: Transform I-66 Outside the Beltway (Express Lanes), Northern Virginia

Engineered Solutions to Environmental Challenges

Service detail: Environmental Permitting and Compliance

Engineering & Land Management Services

Project: Springettsbury Township Fire House

G.D. Houtman & Son, Inc. is a Media, Pennsylvania civil engineering and land surveying company serving southeastern Pennsylvania since 1945. The family-owned practice supports site engineering, land surveying, municipal engineering, subdivision plans, commercial land development, residential subdivisions, drainage studies, stormwater management design, sanitary sewer collection and conveyance systems, erosion and sediment control, PennDOT highway occupancy permit plans, retaining-wall design, water line extension plans, NPDES permits, land disturbance permits, bid packages, and construction stakeout.

Project: French Creek Golf Course

Quality results, timely service.

Service detail: Geotechnical Engineering

Keep it simple - Do it right - Get it done

Project: Amwell Township East Hillsboro Road Bridge Replacement Project

Community foundations built with optimism

Project: US-23 Flex Route Phase 2 Project

Urban Civil Engineering

Project: Bridge Housing/Williams & Dame, The Vera

Reinforcing Your Vision

Project: Royersford Commons Apartments

Full-Service Consulting Engineering Firm

Project: Willow Walk

Celebrating over 50 years of excellence.

Project: Mobile Area Water and Sewer System Engineering Services

Shaping Communities Together

Project: Mission Tower North

Engineering design, management, and consulting services for the complete project life cycle.

Project: San Fermin Solar Farm