Find engineering consulting firms by capability and location.

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

Harmonizing the built environment with the natural.

Service detail: Land Development

Celebrating 70 Years of Engineering and Design

Project: Route 1 Improvements

Applying the Latest Technology

Service detail: Civil Engineering

Multidisciplinary engineering and support services in the Baltimore-Washington area

Project: WMATA Bus System Renovations

Innovative Engineering Solutions Since 1980

Project: I-75 (SR93A) Reconstruction, Hillsborough County

AKRF is a multidisciplinary consulting and engineering firm with more than 400 employees across 16 offices and remote locations nationwide. It provides integrated environmental, planning, engineering, and technical services to clients in land development, transportation, energy, and water sectors. AKRF's expertise spans environmental impact assessment, civil engineering, traffic and transportation planning, acoustics, geotechnical engineering, water resources, site remediation, landscape architecture, and climate resilience and adaptation.

Service detail: Environmental Services

Practical Solutions. Designed to Last.

Service detail: Civil Engineering

Serving S. Oregon and N. California Since 1983

Project: Klamath Irrigation District - C-Flume Replacement

Innovative Lean Engineering

Service detail: Engineering Services

Civil Engineering Consulting You Can Trust

Service detail: Geotechnical Engineering

We shape a better world

Project: LGA Delta Terminal C

Dams, Levees, Severe Flooding, and Geotechnical Services

Project: Inundation Mapping, Hazard Assessments and Emergency Action Plans for Forest Service Dams

Aucoin & Associates, Inc. (A&A) is a civil, environmental, and transportation engineering and land surveying firm founded in Eunice, Louisiana in March 1951 by Lindsey J. Aucoin. Serving the Central Gulf Coast from offices in Eunice and Lake Charles, A&A provides professional engineering, planning, and surveying services across Louisiana, Texas, and Mississippi. Licensed engineers and surveyors hold credentials in Louisiana, Texas, Mississippi, and Arkansas. The practice serves municipal, state, and federal agencies, parish governments, and private clients including major oil and gas pipeline operators, with project work spanning coastal restoration, transportation infrastructure, municipal utilities, land development, and solid waste engineering.

Service detail: Civil Engineering

The Experience to Listen. The Power to Solve.

Project: Rome Water Pollution Control Facility Anaerobic Digestion and Combined Heat and Power Improvements

Value Focused. Community Minded. Quality Driven.

Project: Weber Road at I-55 Diverging Diamond Interchange

CDM Smith is an engineering, construction, and environmental consulting firm headquartered in Boston, Massachusetts, with over 7,000 colleagues and 120+ offices worldwide. With 79 years of impact (founded circa 1947 as Camp, Dresser & McKee), it delivers engineering, construction, and environmental services spanning water and wastewater infrastructure, environmental remediation, transportation, energy, and federal and commercial facilities. CDM Smith's practices include drinking water, conveyance, wastewater, stormwater, environmental emerging contaminants, geotechnical and tunnels, MEP and fire protection, architecture, automation, transportation, energy, and climate resilience. It operates Trinnex, a wholly-owned software subsidiary offering the dataCAST SaaS platform and advanced analytics for environmental and infrastructure data management.

Project: PFAS Data to Decisions - U.S. Air Force (Dover AFB)

Client committed, project focused, solution driven.

Project: USH 51, Milwaukee Street, and STH 30 Interchange Reconstructions

Building Community. Delivering Results.

Project: Aventura Mall

Engineering. Planning. Consulting.

Project: Oregon Public Library

Consulting Engineers. Field Surveyors.

Project: The Knox Student Housing

Caputo and Wick Ltd is a New England based consulting practice specializing in classic civil engineering, land surveying, and environmental permitting services. Serving public agencies, non-profit organizations, developers, contractors, and other design professionals, it provides comprehensive support from project conception to completion. Operating since 1977, it has executed thousands of design projects of varying size and complexity, utilizing an in-house multidisciplinary team of land surveyors, structural, civil, and transportation engineers, and CAD technicians.

Project: Narragansett Indian Health Center Site Design

Community Infrastructure, Architectural & Environmental Services

Project: iMark Molding Site Design

Chapman Technical Group is a full-service engineering, architectural, landscape architectural, and geospatial consulting firm founded in 1984 by Harvey R. Chapman. Operating from offices in St. Albans and Buckhannon, West Virginia, it has built a reputation for high-quality design delivered on schedule and within budget, earning recognition from the American Council of Engineering Companies, the American Institute of Architects, the American Society of Landscape Architects, and the West Virginia Department of Transportation. Acquired by the Lexington, Kentucky-based A/E firm GRW in 2013, the practice now offers multidisciplinary services spanning water and wastewater infrastructure, transportation, aviation, recreation, and civic facilities across West Virginia and the broader region.

Project: Glade Creek Water Treatment Plant