World Star Aviation, Ltd. (WSA) is an aircraft leasing company that buys, sells and leases commercial aircraft for the international aviation industry. It is the premier aircraft leasing company specializing in the acquisition and placement of high-quality, used commercial passenger and cargo aircraft. WSA is also the industry leader in the conversion of passenger aircraft to freighters. The San Francisco-based company currently manages a fleet of 54 passenger and freight aircraft leased to 30 airlines in 20 countries. World Star acquires high-quality, late-model used aircraft. Learn More: World Star has leased to over 100 major carriers worldwide. Learn More: World Star converts widebodies from passenger to freighter configuration. Learn More: