Find engineering consulting firms by capability and location.

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

Engineering for an Integrated World

Project: Denver Central Business District - Traffic Signal Retiming

Engineering with integrity & purpose.

Project: The Virginia Vanguard

Serving S. Oregon and N. California Since 1983

Project: Klamath Irrigation District - C-Flume Replacement

Engineering design, construction support and construction inspection services for transportation infrastructure

Project: Route 440 Ramp Over Route 35 Bridge Deck Replacement

Consultants, engineers, and trusted advisors improving infrastructure and quality of life.

Project: NYS Thruway Bridges Biennial Inspection

Safety focused. Mobility Driven.

Service detail: Roadway Design

Apex Engineering Group brings clarity and confidence to complex engineering projects.

Project: City of Detroit Lakes, MN Municipal Engineering Services

Making Change Possible

Service detail: Civil Engineering

Providing practical design and implementation expertise to create viable transportation engineering solutions.

Project: I-95 Resurfacing, Bridge Rehabilitation and Safety Improvements

Engineering | Surveying | Solutions

Project: Intersection Improvements at Highway 18 and Louis Wilson Drive

Traffic Engineering, Intelligent Transportation Systems

Project: TDOT I-440 Design-Build

Civil, structural, and surveying engineering solutions for public infrastructure and private developments

Project: Quincy Approach Spans (Fore River Bridge)

Mobility & Technology in Transportation

Project: Petco Park Gallagher Square 20th Anniversary

Engineers, Architects, Surveyors & Grant Writers

Project: Milwaukee Readiness Center

Creating infrastructure for 70 years.

Project: Village of Oak Park Right-of-Way Permitting Services

Quality, integrity, and technical expertise providing innovative engineering solutions for traffic, transportation planning, and design.

Project: Palisene Traffic Impact Analysis

Where Insight Matters

Service detail: Traffic Impact Analysis

Compass Infrastructure Group, LLC is a civil engineering design and project management practice based in Columbus, Ohio. It specializes in bridge and retaining-wall design, roadway and drainage design, traffic signal and system design, bridge and culvert inspection, survey and right-of-way plans, traffic studies, constructability analysis, maintenance of traffic, interchange studies, pedestrian and bicycle facilities, and transportation-related services.

Service detail: Bridge and Structural Engineering

Planning + Operations + Design

Project: Seattle Multimodal Terminal at Colman Dock

One Vision. One Team. One Call.

Service detail: Transportation

Transportation Engineering, Traffic Engineering, and Transportation Planning

Project: IDOT District 1 Databank Management Consultant (IHIS)

Expertise in traffic engineering, accident reconstruction, and highway safety

Service detail: Crash Reconstruction

Engineering a Better Tomorrow

Project: Metra Consolidated Control Facility