The Air Charter Safety Foundation (ACSF) announces the addition of Gama Charters, Inc., of Stratford, Conn., and Hop-A-Jet Worldwide Jet Charter, Inc., of Fort Lauderdale, Fla., to the ACSF Industry Audit Standard Registry (IAS). They join 14 operators that have completed the IAS audit and achieved Registered status with the ACSF since the program's inception in 2009.