Business: Kaiser Group Holdings, Inc. is a holding company headquartered in Birmingham, Alabama. Kaiser Group Holdings, Inc. was formed for the purpose of owning all of the outstanding stock of Kaiser Group International, Inc. Kaiser Group International, Inc. owns the stock of subsidiaries including (1) a 100% ownership in Kaiser Aircraft Industries, Inc., and (2) a 50% ownership in Kaiser-Hill Company, LLC. Kaiser Aircraft Industries, Inc. is a base provider of aircraft maintenance and modification services primarily to government and military customers. Kaiser-Hill Company, LLC currently serves as the general contractor performing closure activities at the U.S. Department of Energy’s Rocky Flats site near Denver, Colorado.