The S-76 is a medium-sized, twin-engine helicopter designed and manufactured by Sikorsky Aircraft. It is primarily used for corporate transport, air ambulance services, and offshore oil support. Known for its reliability and performance, the S-76 can accommodate up to 12 passengers and is equipped with advanced avionics for enhanced safety and navigation. First introduced in 1979, the S-76 has undergone several upgrades and variants, including the S-76A, S-76B, and S-76D. Its versatility and efficiency have made it a popular choice among various operators, including government agencies and private companies, for both commercial and private aviation needs.