Find the right engineering partner.

Nuclear Operations and Engineering Services.

Innovative products, expert consulting, and R&D for the next chapter in nuclear energy

Reston, VA

Reliable. Innovative. Sustainable.

Columbia, MD+2

Solutions That Fit

Goodyear, AZ

Providing inventive architecture and engineering solutions for a better future

Lubbock, TX+3

Consulting Engineers

San Antonio, TX

We make buildings come to life

Albuquerque, NM+2

Partnering to Provide Real-World Solutions

Novi, MI+5

Engineering and technical services for federal government agencies and defense programs

Huntsville, AL

Lean and Agile MEP Engineering Services

Huntsville, AL

Designing Tomorrow, Embracing Today

Bangor, ME+3

Experience The NEI Difference

Honesdale, PA+2

MEP Engineering Design and Mechanical Engineering.

Germantown, MD+1

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

Portland, OR+4

Building Relationships through Affordable Engineering Excellence

St. Louis, MO

Future Focused Engineering

Washington, DC

Experts in Nuclear Professional & Technical Services

Wheat Ridge, CO+6

Rooted in Alaska, focused on its future

Anchorage, AK+2

Versatile. Professional. Attentive.

El Paso, TX

Architecture and Full Architectural Design Services For New Facilities.

we are the only ones who do what we do

Philadelphia, PA

Energy by Design

Charlottesville, VA+2

Transforming challenges into opportunities since 1983.

Sparta, NJ+2

Bringing Your Buildings to Life

Omaha, NE+5