737-700 BBJBoeing BBJ airplane model. Boeing Business Jets, established in July 1996 as a collaboration between Boeing and General Electric, created a corporate version of the well known 737 airliner, starting with the 737 700 BBJ. The first BBJ was introduced at Boeing's Renton facility on August 11, 1998, and took its maiden flight on September 4. The US FAA certified the 737 700 airframe, the basis for the BBJ, on October 30. The inaugural BBJ was delivered