Approximately 90% of Burtek's sales are equipment and services for the U.S. Military, U.S. Military Prime Contractors, and Foreign Military customers.  Burtek is a Lockheed “Star” Supplier and a Northrop Grumman “Ship When Ready” Supplier.  In addition to manufactured mobile systems and integrated shelter/vehicle systems, Burtek provides engineering design and consulting services on a routine basis to many customers such as General Dynamics Land Systems, ITT Gilfillan, Raytheon, International Truck and Engine, Lockheed Martin, Northrop Grumman, Battelle-Pacific Northwest National Laboratory, and AM General Corporation.