Find engineering consulting firms by capability and location.

Bloom Companies, LLC is an engineering, architecture, and construction management practice founded in 1998 in Milwaukee, Wisconsin. Established by Mathew Tharaniyil, the organization initially focused on bridge and structural engineering, eventually expanding to cover transportation, architecture, electrical and controls, and design-build delivery. It has grown through key acquisitions, including Hay Dobbs in 2024 and Jendusa Design Build in 2025, and serves academic, municipal, transportation, industrial, and utility clients across multiple US offices and international locations.

Project: Historic West Kilbourn Avenue Bascule Bridge Rehabilitation

Creating Space Underground

Project: Champlain Hudson Power Express Trenchless Crossings

Your Strategic Engineering Partners

Project: Humboldt Park Health Wellness Center

The Leader In Energy Infrastructure

Project: 350MW Data Center Power Generation & Substation Facility

Civiltech Engineering is a transportation and civil engineering firm headquartered in Itasca, Illinois, providing innovative planning, design, and construction engineering solutions for transportation networks in the Chicagoland area and beyond since 1988. With offices in Itasca, Chicago, and Milwaukee, Civiltech delivers transportation design, traffic engineering, structural design, water resources, environmental studies, urban design, and program management services to public and private sector clients.

Service detail: Transportation Design

Engineering Quality of Life

Project: Illinois Tollway I-294 Bridge Reconstruction

One Vision. Shared Future.

Project: Central Tri-State Tollway Mile Long Bridge (I-294) Reconstruction

Engineering Resource Associates, Inc. (ERA) is a full-service civil engineering, structural design, environmental science, and surveying firm serving clients throughout Illinois, Indiana, and Wisconsin. Founded in 1990, ERA's professional planners, engineers, and scientists work together to integrate engineering design, environmental improvements, and aesthetic appeal across municipal, park district, forest preserve, county, state, commercial, and private projects.

Service detail: Environmental Science

collaborate | formulate | innovate

Project: Baird Center Expansion

Solving Complex Challenges in Natural and Built Environments

Project: Upper Roberts Meadow Reservoir Dam Breach and Stream Restoration Project

Architecture, Engineering, Technology

Project: O'Hare International Airport Terminal 5

Helping communities create sustainable infrastructure and environments

Project: Tower Lakes Watershed Study

Your Experts in Building Enclosure Solutions

Service detail: Building Enclosure Consulting

Planning, Engineering, Surveying, Landscape Architecture, Development Services

Project: Nativity Jesuit Academy Pedestrian Mall

KPFF exists to engineer opportunities that have a positive impact on people, places, and the planet.

Project: Portland International Airport (PDX), Terminal Core Redevelopment

No Job is Too Big.

Project: I-43 North South Freeway

Build on what we know.

Project: Sphere at the Venetian Resort

Structure That Shapes

Project: Globe Life Field

Pierce Engineers (PE) is a structural engineering firm headquartered in Milwaukee, Wisconsin, with additional offices in Madison, Chicago, and Denver. PE has developed diverse technical expertise over more than 30 years and maintains professional and/or structural engineering licenses nationally, serving clients throughout the United States from its Midwest offices.

Service detail: Structural Design

Forward thinking. Consensus driven. People focused.

Project: METRO Green Line LRT Extension, West Segment

Geotechnical & Environmental Consultants

Project: Lower Dungeness River Floodplain Restoration and Levee Realignment

TERRA Engineering, Ltd. is a multi-disciplinary engineering and consulting firm with offices in Chicago, Peoria, St. Louis, and Milwaukee. TERRA provides transportation engineering, structural engineering, site development, landscape architecture, traffic engineering, electrical engineering, water resources, surveying, GIS, municipal engineering, construction engineering, and public involvement services for public and private clients in the Midwest and on international projects.

Project: UChicago Campus South Walk

Engineering | Architecture | Planning

Project: Runway 14-32 Extension - Morris Municipal Airport

An Engineering Partner For Your Evolving Needs

Service detail: Engineering Design