Société Topographie Informatique (STI) — based in Evry, near Paris, France — specializes in topography, photogrammetry, and aerial photography. After purchasing the UltraCamL, STI won a contract to fly Charles de Gaulle and Orly airports in Paris. Its success with the two challenging airport projects helped the company establish a reputation in the industry that is leading to more business and has positioned it as a key player in the aerial survey market.