
1st Self Consulting, LLC
Loves Park, ILSustainable Transportation Engineering Planning & Design
Project: USAID Emergency and Resilience Food Security Infrastructure Review
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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

Colorado Civil, Structural, & Land Surveying Experts
Project: Love's Travel Stop & RV Park Designs

Your Partner in Civil Engineering & Community Planning
Project: Sandy Vision and Comprehensive Plan
Air. Land. Water.
Service detail: Air Quality and Environmental Compliance
Engineering Excellence for a Sustainable Future
Service detail: Systems Engineering & Integration

Benefit from an innovative and diverse range of surveying and engineering experience.
Project: Admiration Foods Facility

Engineering Excellence Delivering High-Quality Engineering, Surveying & Consulting Services to the Rocky Mountain Region
Service detail: Civil Engineering

Harmonizing the built environment with the natural.
Service detail: Land Development

Proper Execution with Precision
Project: Gordie Howe International Bridge

Environmental, Cultural, and Water Resources Engineering
Service detail: Environmental Engineering
A Squared Plus Engineering Support Group, LLC (A2+ESG) is an engineering practice that specializes in mechanical, electrical, plumbing, and information transportation system design. It delivers planning, engineering support, system analysis, and inspections for commercial, residential, industrial, and institutional facilities, including specialized experience in public safety and correctional environments.
Project: Corola EMS Paramedic - Station 1

Specializing in geotechnical, structural, and civil engineering excellence
Project: Big Beaver Bridge

Moving Our Communities Infrastructure Forward
Project: Gateway Park

Your Engineering Solutions... Start to Finish.
Service detail: Roadway, Highway, and Intersection Improvements

Celebrating 70 Years of Engineering and Design
Project: Route 1 Improvements

Applying the Latest Technology
Service detail: Civil Engineering
Leaders in professional engineering for over 40 years
Project: Passamaquoddy Water Treatment Plant

Providing Professional Engineering Services
Service detail: Water and Wastewater Engineering

Providing Engineering Solutions for Sustainable Infrastructure
Project: Lummus Park Waterfront Redevelopment

Leaders in Design, Construction, and Environmental Services
Project: RDU Airport Terminal 2 Expansion

Full service planning and design.
Project: Pacific Industries Manufacturing Facility
Civil and Structural Engineers Montana
Project: Flathead Lake Engineered Septic System