Diamond Aviation, located on the San Carlos Airport grounds, is a charter service and flight school. In business for over 15 years, the school offers one-on-one flight lessons for helicopters and airplanes. Diamond Aviation is a certified Cessna Pilot Center and they provide private, instrument, commercial and multi-engine training for airplanes and helicopters. Their fleet consists of Diamond, Cessna and Cirrus aircraft. Diamond Aviation's charter service offers private flights and VIP service. Check out their website at www.diamondcharter.com