Find the right engineering partner.

Mechanical System Design and Feasibility and Pre-Design Studies.

Irvine, CA

Building Systems Engineering

Manassas, VA

Service + Expertise + Innovation

San Francisco, CA+2

Mechanical Engineering and HVAC System Design.

Portland, OR

Advancing Engineering in the Built Environment

Spokane, WA

Integrating Engineering Solutions for the Built Environment

San Diego, CA+1

Innovative Engineering for a Sustainable World

Innovative MEP Solutions - Built to Perform, Designed to Last

Mechanical Engineering and HVAC Systems Design.

Columbia, MO

Mechanical Engineering and HVAC Design.

New Orleans, LA

Designing Engineering Solutions for Tomorrow

San Francisco, CA+2

Engineering for Sustainable Systems

Jamaica, NY

Designed to Endure

Minneapolis, MN+1

Highly-Functional, Efficient, and Sustainable MEP Design

Romeoville, IL+1

MEP design for residential, commercial, and franchise projects

Miami, FL+1

Experience The NEI Difference

Honesdale, PA+2

Engineering that works in the REAL WORLD

Totowa, NJ

HVAC Design and Healthcare HVAC Systems.

Alameda, CA

The MEP partner Southern California builds with.

Passionate Pursuit of Perfection

Fairfax, VA

Your First Resource for MEP Engineering

Sacramento, CA

Architecture & Engineering. Designed for Florida's Coast.

Pineland, FL