
Grotheer & Company
Professional Engineering
Washington, DC
Explore capabilities, project experience, and office locations to build your shortlist.

Professional Engineering
Washington, DC

Specialized Electronic Design, Systems Integration, and Test Engineering
Building services and multidisciplinary engineering consulting
New York, NY
Electrical Engineering and Electrical Power Distribution Design.
Chandler, AZ

Practical, sustainable engineering solutions for marine, industrial, and commercial projects.
Mobile, AL

Design Like You Mean It!
Williamsburg, VA+1
Custom ASIC Design & Space-Qualified Electronic Systems

Innovative designs and reliable solutions for your engineering needs.
St. Louis, MO

Design Experts for your Specialized Energy Storage needs
Tallahassee, FL
Providing solutions that balance safety, sustainability, and our client’s best interest.
Rochelle Park, NJ

Success-driven engineering services and close-in field support.

Providing mechanical and electrical engineering services in Alaska since 1996.
Anchorage, AK

Project Development and FEED 0 / FEED 1 / FEED 2 / FEED 3 Phases.
Fargo, ND+4
Pioneering safe and reliable power system solutions
Raleigh, NC+1
People-Centered Design, Architecture + Engineering
Cedar Rapids, IA+7

Bringing life to your project
Augusta, GA

Industrial Facility Engineering
Dayton, OH

Complete life-cycle support for electrical, controls, network, and security systems
Charlotte, NC

Innovative, Appropriate & Robust
Turnkey EPC Substations and Factory-Built Substations.
Pineville, LA

Experience. Reliability. Integrity.
Chicago, IL

Electro-Optics System Solutions
Allen, TX

Expert Witnessing & Electrical Engineering Solutions
Colorado Springs, CO

Sustainable Infrastructure for Today and Into the Future
Albuquerque, NM+2