Public engineering firm directory
Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.
1,306 results
Showing 1-24 of 1,306
Sustainable Transportation Engineering Planning & Design
Project: USAID Emergency and Resilience Food Security Infrastructure Review
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.
Project: O'Hare Terminal 3, Concourse L Expansion
Your Trusted Engineering Partner
Service detail: Land Development
Best Engineering Solutions to Build Your Dreams
Project: DFW Airport Southwest End Around Taxiway - Drainage Design
Colorado Civil, Structural, & Land Surveying Experts
Project: Love's Travel Stop & RV Park Designs
Air. Land. Water.
Service detail: Air Quality and Environmental Compliance
Engineering Excellence for a Sustainable Future
Service detail: Systems Engineering & Integration
Harmonizing the built environment with the natural.
Service detail: Land Development
Distinguished Transportation & Site Engineering
Service detail: Traffic Engineering
Moving Our Communities Infrastructure Forward
Project: Gateway Park
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.
Service detail: Traffic Studies
Celebrating 70 Years of Engineering and Design
Project: Route 1 Improvements
Applying the Latest Technology
Service detail: Civil Engineering
Providing Engineering Solutions for Sustainable Infrastructure
Project: Lummus Park Waterfront Redevelopment
Full service planning and design.
Project: Pacific Industries Manufacturing Facility
Civil and Structural Engineers Montana
Project: Flathead Lake Engineered Septic System
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.
Service detail: Planning & Engineering Consulting
Multidisciplinary engineering and support services in the Baltimore-Washington area
Project: WMATA Bus System Renovations
Engineering with Soul
Project: Historic Orange Mound Neighborhood Infrastructure
Civil & Structural Engineering, Design Services, General Contracting, and Construction Management
Project: Washington Avenue Streetscape Project
Engineering for an Integrated World
Project: Denver Central Business District - Traffic Signal Retiming
Specialized electrical engineering for aviation, transportation, and facilities projects
Service detail: Electrical Systems Design
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.
Service detail: Planning and Design
Civil Services with a Forward-Thinking Approach
Project: VIA Park and Ride at Stone Oak