Sikorsky Aircraft Sikorsky Aircraft The Sikorsky Aircraft Corporation is an American aircraft manufacturer based in Stratford, Connecticut. It was established by Igor Sikorsky in 1923 and was among the first companies to manufacture helicopters for civilian and military use. Previously owned by United Technologies Corporation (UTC), in November 2015 Sikorsky was sold to Lockheed Martin. On May 23, 1923, the "Sikorsky Aero Engineering Corporation" was founded near Roosevelt Field by Igor Sikorsky, an immigrant to the United States who was born in Kiev. In 1925 the company name was changed to "Sikorsky Manufacturing Company". In 1929 the company moved to [[Stratford, Connecticut]],
Sikorsky S-12 In September 1913 an S-12 became the first Russian aircraft to perform an inside loop at the Kolomyazhskiy hippodrome north of St. Petersburg. Later an S-12 set an altitude record of . During World War I and the Russian Revolution S-12s served with the Russian Air Force and some were still in service until 1922. Sikorsky S-12 The Sikorsky S-12 was a Russian single engine trainer aircraft completed in the spring of 1913 by the Russian Baltic Railroad Car Works while Igor Sikorsky was the chief engineer of the aircraft manufacturing division. The S-12 was a single seat mid-wing monoplane