Grenland Flyklubb is a flying club based at Skien Airport, Geiteryggen in Telemark. The club operates four aircraft and offers flight training for PPL-A, LAPL-A and sports pilot certificate, with additional training such as night flying, tailwheel checkout and SEP.
It also provides introductory flights, sightseeing flights and flight simulator use, alongside an active club environment for pilots and aviation enthusiasts.