List of last seen helicopters in Gwynedd SikorskyS-92A 92-0251 G-MCGKAirbusAHH145D2 / EC145T2 20310 ZM497 List of helicopters operators in Gwynedd Caernarfon sector Caernarfon Defence Evaluation and Research Agency Llanbedr Defence Research Agency Llanbedr Royal Aerospace Establishment Llanbedr Royal Aircraft Establishment Llanbedr Testing & Evaluation Establishment Llanbedr Wales Air Ambulance Caernarfon @ (optional) Send