Find the right engineering partner.

Build Your Dream with DES

Dawsonville, GA

High-performance HVAC experts.

Roanoke, VA

Building Stronger, Smarter Communities Together.

Baton Rouge, LA

Partnerships Through Engineering

Chadds Ford, PA

The highest standards in archaeological and cultural studies.

Kailua, HI+3

Construction Engineering and Inspection (CEI) and Materials Testing.

Detroit, MI+3

Surveying and Topographical Surveys.

Your Partner in Engineering Excellence

Fort Myers, FL

Commercial and Utility Scale Renewable Energy Engineers

Sacramento, CA

Deliver High Performing Complex Buildings

Fairfax, VA+9

On Time, In Budget, Right the First Time

Chattanooga, TN

Geotechnical Engineering and Subsurface Investigations.

Bellevue, WA

Structural Engineering and Mechanical Engineering.

West Hills, CA

A Professional Land Surveying Company

Idaho Falls, ID

Acoustics, Noise & Vibration

San Francisco, CA+3

Local engineering excellence for New Mexico and Colorado.

Albuquerque, NM

Simplifying Complexity and Empowering Solutions

Belcamp, MD

Charting True North in Engineering

Arlington, VA

The Expertise You Need For Your Engineered Building Systems.

Raleigh, NC

Innovative mechanical, electrical, plumbing, and energy engineering design

San Marcos, CA

Civil, Structural, and Power Utility Engineering Services

Rapid City, SD

Project Solutions, Rooted In Experience.

Hobbs, NM+1

Professional Civil Engineering, Land Surveying, and Construction Management

Honolulu, HI

Community Values. Inspired Futures.

Missoula, MT+4