Mammoth Freighters has signed a general terms agreement with STS Aviation services to perform passenger-to-freighter conversions for the Mammoth 777 program covering both the 777-200LR and 777-300ER aircraft. The conversion work will be carried out at the STS facility in Manchester, UK. David Steinmetz, Senior Vice President of Operations, at Mammoth Freighters, said: “Ensuring that we have the right modification capacity in place around the world to meet the robust demand for the Mammoth 777 freighter program is vital to our success. STS has the experience, knowledge, capability, and, most importantly, the high-quality reputation that we look for in an