Find the right engineering partner.

At the intersection of engineering and design.

Portland, ME

Engineering, Design & Construction Services, Plus Advisory and Grant Support

Portland, OR+4

Building tomorrow's infrastructure, today

Flagstaff, AZ+1

Engineering Excellence Since 1898

Baltimore, MD

Making Communities Better

New York, NY

Hartford, CT-based Consulting Engineers Specializing in HVAC, Plumbing, Fire-Protection, Electrical, and Geo-Thermal Heat Pump Systems

Hartford, CT

Engineering Design for the Built Environment

We Are Your Trusted Partner

Endwell, NY+4

Engineering solutions that power mission success

King George, VA

People-forward engineering design and consulting services

Chicago, IL+4

Design, Build, and Sustain a Better World

Springville, NY+4

Making a Difference Through Engineering

Lakewood, CO+2

Optimal Environments for Life

Portland, OR+8

Designing Tomorrow, Embracing Today

Bangor, ME+3

Innovative & Efficient Engineering Solutions

Cleveland, TN+2

Full-Service Architectural and Engineering Services

Forest, VA

Superior Standards

Kennewick, WA

Experience The NEI Difference

Honesdale, PA+2

We make a difference

Houston, TX

Experts in Nuclear Operations and Waste Management Solutions

Hixson, TN

Solutions Driven. People Focused.

Pittsfield, MA+2

Engineering & Management

McLean, VA

Realize the Difference

Oklahoma City, OK+4

we are the only ones who do what we do

Philadelphia, PA