Northern Jet (NJM, Grand Rapids, MI) has launched large-cabin Gulfstream Aerospace operations following the induction of a G550, the company announced. “The Gulfstream G550 marks an exciting new chapter for Northern Jet. Based at Orlando Executive, it became active under Northern Jet's 'NJM' code on March 21 with a flight between St. Maarten and Fort Lauderdale Executive. The company continues to offer seven additional G550s for charter alongside several other Gulfstream jets and aircraft built by other OEMs. With the addition, Northern Jet's Part 135 certificate comprises two Gulfstream aircraft, namely the newly inducted G550 and a G150.