For 59 years, Castleberry Instruments & Avionics has been an industry leader in the manufacture, repair, overhaul, and exchange of aircraft instruments, avionics, and accessories for the General, Corporate, and Commercial Aviation community. Castleberry Instruments & Avionics is an FAA / EASA certificated repair station as well as a Production Approval Holder manufacturing TSO'd and PMA'd articles. FAA Repair Certificate # CIYR304X , EASA Repair Certificate # EASA.145.6035