Find the right engineering partner.

The Experts You Need On Every Project

New York, NY+2

Expert engineering services in mechanical, electrical, plumbing, structural, and process design

Engineer Exceptional & Equitable Environments for Everyone.

San Antonio, TX+2

Excellence. Innovation. Service.

Cherry Hill, NJ+13

Building on a Legacy

New York, NY

Your 3rd party commissioning service provider who makes your building outperform others

Newberg, OR

Practical energy efficiency and renewable solutions

Pittsburg, CA+1

Licensed Professional MEP and Fire Protection Engineers

Smithtown, NY

Personal. Professional.

Lynchburg, VA

Delivering Excellence in Engineering and Project Solutions

Clarksburg, MD

Professional HVAC, Plumbing, and Fire Protection Engineering Services

Thoughtful Engineering. Shared Success.

Austin, TX+2

HVAC Design and Commercial and institutional HVAC systems.

Atlanta, GA

Experience The NEI Difference

Honesdale, PA+2

We Bring Your Ideas to Reality

Baton Rouge, LA+1

Mechanical Engineering and HVAC system design.

Wheat Ridge, CO

Engineering solutions to enhance communities

Greensboro, NC+6

Creating environments of learning, living, working, and connecting through high quality professional design

Tacoma, WA

Creating solutions. Helping people. Improving our world.

Albany, NY+1

Ensuring success with an experienced team of engineers.

New York, NY

Smart Engineering. Sound Solutions.

Catonsville, MD

Large Firm Experience, Small Firm Attention