What city is Martinair based out of?
Martin Schröder (aviator) Johan Martin Schröder (born 13 May 1931 in Amsterdam) is a Dutch pilot and founder of Martinair, the second Dutch airline (after KLM) and the first Dutch air charter company. At the founding in 1958 the company was known as Martin's Air Charter (MAC).
Walter Aircraft Engines Walter Aircraft Engines was a company that manufactured aircraft engines, particularly the M601 turboprop. Based in Prague, Czech Republic, the company has been a subsidiary of GE Aviation since July 2008.