
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
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

Environmental, Cultural, and Water Resources Engineering
Service detail: Environmental Engineering

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

Multidisciplinary engineering and support services in the Baltimore-Washington area
Project: WMATA Bus System Renovations
Driving Innovation and Digitization in Engineering
Service detail: Civil and Infrastructure Engineering

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

Geotechnical engineering, material testing, special inspections, and drilling services in Arizona
Service detail: Geotechnical Engineering

We Bridge The Gap Between Operations and Technology.
Service detail: Systems Engineering