Public engineering firm directory
Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.
1,485 results
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Sustainable Transportation Engineering Planning & Design
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.
Your Trusted Engineering Partner
Best Engineering Solutions to Build Your Dreams
Colorado Civil, Structural, & Land Surveying Experts
Your Partner in Civil Engineering & Community Planning
Air. Land. Water.
Engineering Excellence for a Sustainable Future
Designing Spaces. Engineering Solutions. Delivering Excellence
Specializing in geotechnical, structural, and civil engineering excellence
Distinguished Transportation & Site Engineering
Moving Our Communities Infrastructure Forward
A&R Engineering is a civil engineering firm specializing in traffic and transportation engineering, headquartered in Marietta, Georgia. A&R has served clients across Georgia, South Carolina, and Alabama for over 20 years, guiding projects from due diligence through construction completion. The team works with developers, architects, attorneys, and public agencies on retail, residential, industrial, mixed-use, educational, and medical developments, delivering traffic impact studies, intersection and signal design, permitting support, construction oversight, and expert witness services.
Your Engineering Solutions... Start to Finish.
Celebrating 70 Years of Engineering and Design
Applying the Latest Technology
Providing Engineering Solutions for Sustainable Infrastructure
AAAJ, LLC is a planning, engineering, and information technology consulting and research firm based in Fargo, North Dakota. The firm develops data-driven, evidence-based solutions for transportation, land development, sustainability, resilience, and policy challenges, serving public and private agencies, local and regional communities, and non-profit organizations at local through global scales.
Multidisciplinary engineering and support services in the Baltimore-Washington area
Engineering with Soul
Civil & Structural Engineering, Design Services, General Contracting, and Construction Management
Cost-effective, one-stop engineering, surveying, and planning services
AECOM is a trusted global infrastructure firm delivering professional services spanning cities, transportation, buildings, water, new energy, and the environment. Founded in 1990, with predecessor firms dating back over 120 years, AECOM is ranked #1 in general building, transportation, and water by Engineering News-Record (2025), listed at #259 on the Fortune 500, and generated $16.1 billion of revenue in fiscal year 2024. AECOM delivers planning, design, engineering, consulting, and program and construction management services throughout the full project lifecycle.
Engineering, Surveying, and Inspections