Find the right engineering partner.

Experience The NEI Difference

Honesdale, PA+2

A Full-Service Consulting Engineering Firm

Great Falls, MT+8

Innovative and efficient mechanical, HVAC, and plumbing engineering services

Fort Collins, CO+1

In the Business of Designing High Performance Building Systems

Easton, MD+1

Custom electrical, mechanical, and plumbing engineering solutions

Edwardsville, IL

Solutions Driven. People Focused.

Pittsfield, MA+2

Innovators in Structural Engineering & MEP Solutions

Port Charlotte, FL

Precision - Performance - Partnership

San Ramon, CA

Elevating standards with every project we engineer

Dedicated to Delivering Sound Engineering Advice

Honolulu, HI

Multi-Market MEP firm, client-focused, results-driven.

Austin, TX+1

Making spaces comfortable since 1989

San Luis Obispo, CA+1

Proven Performance through MEP Expertise

Miami, FL+2

Elevating Engineering Standards

Brooklyn, NY

Stewardship through Design

Salem, OR

Bringing buildings to life.

Atlanta, GA+3

We Deliver

Atlanta, GA

Engineering the Amazing

Atlanta, GA+16

Commercial building systems engineered for architects, developers, and owners.

Engineering Environments

Lafayette, LA+1

Your One-Stop Shop for MEP and Structural Engineering

Los Angeles, CA+7

Making Bold Visions Work

Wilton, CT+1