Bristow Norway AS (formerly Norsk Helikopter) is a Norwegian helicopter company that transports crew to oil installations in the North Sea. It has headquarters in Stavanger and has additional operations out of Bergen Brnnysund Hammerfest. The company operates a fleet of 17 helicopters and has 315 employees.The company has contract for crew flights with Statoil Marathon Oil BP Talisman Energy and ConocoPhillips. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Company