Calumet’s Montana Renewables supplies MaxSAF for Gulfstream G800 low-emissions flight tests

Calumet, Inc.

Calumet, Inc.

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  • Calumet’s Montana Renewables supplied MaxSAF sustainable aviation fuel for Gulfstream’s low-emissions test program on the G800 business jet.
  • Gulfstream completed a high-altitude campaign up to 50,000 feet testing 100% neat SAF to cut contrail-forming particle emissions.
  • Trials compared conventional Jet-A, low-sulfur Jet-A, neat HEFA SAF; preliminary data pointed to a measurable drop in particulate emissions on neat SAF.


Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Calumet Inc. published the original content used to generate this news brief via PR Newswire (Ref. ID: DE99902) on July 08, 2026, and is solely responsible for the information contained therein.