Find the right engineering partner.

We Are Engineering

Norfolk, VA

Mechanical Engineering and HVAC System Design.

Columbus, OH

Responsible Consulting Engineers Serving All of Indiana and the Midwest

Indianapolis, IN

We Plan, Design and Consult to Create Healthy and Thriving Communities

Nashville, TN+1

Consulting Mechanical Engineers

Tucson, AZ

Structural Engineering and MEP Engineering.

Jacksonville, FL

Mechanical Engineering and Heating, Ventilation, and Air Conditioning (HVAC) Systems.

Fairfax, VA

Lean and Agile MEP Engineering Services

Huntsville, AL

We Make Building Projects a Better Value

Sewickley, PA+1

Mechanical Engineering and Split HVAC Systems.

Huntsville, AL

We invent, define & craft innovative experiences

Boston, MA

HVAC, Plumbing and Fire Protection Systems Engineering Service

San Francisco, CA

Zero Energy Building Systems.

Cedar Rapids, IA+2

Licensed MEP Engineering Done Right

Baton Rouge, LA

Engineering Excellence Across the DMV

Rockville, MD

Full-Service MEP/FP Engineering

New York, NY

MEP - Energy - Planning - Facility Assessment - Project Management

Edinburg, TX

Engineering Excellence Since 2008

Cookeville, TN

Mechanical Engineering and Electrical Engineering.

Fast. Accurate. Reliable.

Experience The NEI Difference

Honesdale, PA+2

Elevating Engineering Standards

Brooklyn, NY

Mechanical, Electrical, and Plumbing Design Services

Provo, UT+1

Solving complex MEP/FP engineering challenges since 1961.

Woburn, MA