Find the right engineering partner.

Specialized electrical engineering for aviation, transportation, and facilities projects

South Elgin, IL

Architecture and Educational Facility Design.

Hillsboro, IL+5

In Pursuit of Clean Energy

Chicago, IL

Acoustic, Audiovisual & Technology Design Consultants

New York, NY+7

Founded in practicality. Driven by sustainability.

Chicago, IL+1

Developing People. Creating Solutions. Shaping the Horizon.

Mason City, IA+7

Civil Engineering, Surveying & Construction Management

Schaumburg, IL+1

Clear Thinking

Brookfield, WI+1

Professional Land Surveyor & Engineer in Illinois, Iowa, and Wisconsin

Aledo, IL

Transportation Engineering and Structural Engineering.

Chicago, IL+3

Sustainable Transportation Engineering Planning & Design

Loves Park, IL

Your Engineering Partner

Louisville, KY+5

Exceptional Engineering. Innovative Construction Services. Dedicated to Our People.

St. Louis, MO+6

Quality and responsive civil engineering, land surveying, and landscape design

Loves Park, IL

We Own It.

Pittsburgh, PA+13

Civil Engineering and Design for Municipal and Public Projects

St. Charles, IL

Innovative Engineering Solutions

Crystal Lake, IL

When others say no, we say "Here's How"

New York, NY+4

Your first call for inspections, project design and management.

Bloomington, IL

The Future Starts Now

Syracuse, NY+2

Mechanical Engineering and Heating.

Champaign, IL

Geotechnical Engineering and Environmental Services.

Springfield, IL+4

Experience The NEI Difference

Honesdale, PA+2

Moving your project forward through engineering and testing

Elgin, IL