Find the right engineering partner.

Experience The NEI Difference

Honesdale, PA+2

Engineering. Architecture. Surveying.

Longview, TX+1

Solving complex MEP/FP engineering challenges since 1961.

Woburn, MA

MEP Design & Consulting Solutions

Powering Your Next Victory

Saint Paul, MN

Engineering Performance. Delivering Innovation.

San Diego, CA

Partnering to Provide Real-World Solutions

Novi, MI+5

Engineers who are great communicators.

Seattle, WA+2

Mission-Driven Innovation for Defense and National Security

Higher Standards. Better Results.

Cincinnati, OH+3

Better systems, better places.

Boston, MA+2

Electrical Engineering and Mechanical Engineering.

Little Rock, AR

At the Forefront of Design for Our Changing World

Building Engineering and Mechanical Engineering.

Trusted. Experienced. Multidisciplined.

Johnstown, PA+4

Engineering Consultants Serving the Architectural Engineering Industry

Fort Lauderdale, FL+1

Designing Tomorrow, Embracing Today

Bangor, ME+3

Fueled by boundless curiosity, we solve complex engineering and architectural challenges.

Portland, ME

Creating enduring value by balancing the practical with the extraordinary.

Patchogue, NY+1

It's more than architecture, it's about building your legacy.

Charleston, WV+3

Beyond Design. Creating a Better Experience.

Ferdinand, IN

Architectural Design and Interior Design.

Engineering that Transforms Architecture.

Arlington, VA

Mechanical Engineering and HVAC Systems.

Lenexa, KS+14