A Partial List of MarTek Product Users
- Air Products
- Alcoa
- American Electric Power
- Bechtel Nevada
- BP Exploration
- Central New York Oil and Gas
- Chevron Phillips
- City of New York DEP
- Delphi Corporation
- Department of Defense
- Dominion Virginia Power
- Dow Chemical Company
- DuPont
- Eaton / Cutler Hammer
- Entergy
- Exxon Mobile
- Google
- Indiana Michigan Power
- Kaiser Aluminum
- Kimberly Clark
- Los Alamos Labs
- Manitoba Hydro
- Marathon Ashland
- Miller Brewery
- NASA
- National Grid
- New York Power Authority
- Norfolk Southern Railway
- Northern California Power Agency
- Northop Grumman
- Occidental Chemical
- Powell Electric
- Pratt & Whitney
- Praxair
- San Franciso State University
- Siemens Canada
- Southern California Edison
- Southern Company
- Square D
- Sunoco
- Tennessee Gas Pipeline
- TXU
- University of Houston
- University of Kansas
- University of Michigan
- US Army Corps of Engineers
- Volvo Trucks
- Weyerhaeuser
