Colgan Air Services is western Wisconsin’s largest fixed-base operator (FBO) and is conveniently located just east of the beautiful Mississippi River at the La Crosse Municipal Airport (LSE), north of Interstate 90. Colgan Air Services is a full service FBO providing exceptional services to the aviation community for over 25 years. In addition to FBO Services, we offer charter flights, aircraft management, flight training, aircraft rental and maintenance services to the aviation community. As our customer, we welcome you to Colgan Air Services and value the opportunity to serve your aviation needs.