Aircraft charter and management firm ExecuJet Charter Service, which is based at Tampa (Fla.) International Airport, is celebrating its 20-year anniversary this month. Since its founding in 1994, the company has flown more than 16 million incident- and accident-free miles worldwide on its fleet that currently includes a Dassault Falcon 900B, three Hawker 800XPs, an IAI Westwind and a Blackhawk conversion Beechcraft King Air B200. The company said it has supported, and continues to support, several charities since its inception, including St. Jude Children’s Research Hospital, American Cancer Society, Make-A-Wish Foundation, All Children’s Hospital, Joshua House, YMCA of the Suncoast and The Children’s Home.