Claim: The Boeing 707 was built by an airplane company.

Boeing Commercial Airplanes -LRB- BCA -RRB- is a division of The Boeing Company . It designs , assembles , markets , and sells jet airliners and business jets -LRB- Boeing Business Jets -RRB- ; it also provides product-related maintenance and training to customers worldwide . It operates from division headquarters in Renton , Washington , with more than a dozen engineering , manufacturing , and assembly facilities located throughout the U.S. and internationally . BCA includes the assets of the Douglas Aircraft division of the former McDonnell Douglas Corporation , which merged with Boeing in 1997 .