In a significant milestone for the company, Mammoth Freighters LLC (“Mammoth”) is proud to announce the successful completion of the initial test flight of its 777-200LRMF prototype freighter.

The prototype aircraft, now registered as N705DN, took to the skies following an extensive and rigorous conversion process at Mammoth’s modification partner facility, Aspire MRO, in Fort Worth, Texas. This achievement demonstrates the advanced capabilities of the Mammoth 777-200LRMF, designed to set new standards for productivity and economy in the long-range widebody freighter market.

“This milestone is the culmination of years of dedicated engineering, collaboration, and innovation. Our mission is to deliver one of the world’s most productive and economical long-range freighters, and today’s achievement is a testament to the hard work and expertise of our entire team and partners,” said Bill Tarpley, CEO of Mammoth. “We are also thrilled to announce Qatar Airways Cargo as the launch customer for our 777-200LRMF freighter. Their commitment reflects the long-term value and capabilities this aircraft offers.”

Qatar Airways Cargo finalized an agreement for five (5) aircraft with Jetran, LLC - a Horseshoe Bay, Texas-based leader in aircraft leasing, sales, and aviation services. This partnership marks another important milestone for Mammoth, underscoring the confidence Qatar Airways Cargo and Jetran places in the 777-200LRMF conversion program.

Mark Drusch, Chief Officer Cargo at Qatar Airways Cargo commented: “As the launch customer of the Mammoth 777-200LRMF converted freighter, Qatar Airways Cargo proudly continues to lead global trade as the world’s largest air freight carrier. This additional freighter capacity will be instrumental in advancing our fleet growth and expanding the premium cargo services we provide to customers worldwide. The growth of our fleet with the Mammoth 777s reflects our commitment to operating the largest freighter network and fleet in the industry.

“Witnessing the successful completion of the 777-200LRMF’s initial test flight was both exciting and reassuring,” said Jetran’s CEO, Jordan Jaffe. “The aircraft exceeded expectations and reinforced our confidence in Mammoth’s engineering and conversion capabilities. We are proud to have Qatar Airways Cargo play such a prominent role as launch customer for this groundbreaking program and look forward to its certification and entry into service.”

The Mammoth 777-200LRMF features the advanced Collins Aerospace cargo loading system, specifically optimized for the 777 passenger-to-freighter market. This system, developed over three years of close collaboration, ensures high levels of parts commonality and operational reliability—attributes already proven on 777 production freighters worldwide