composting is in our nature
Our Mission
Our mission is to help organizations around the world realize the economic and environmental gains that can be achieved by a well-designed composting system.
Family owned and operated since 1992
Committed to a lifetime of customer success
Cutting edge technology and services
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10% of our profits go back to the composting community!

30+
Years Composting

2.5+ Million
TPY installed capacity

1.1+ Million
TPY Diverted CO2

500+
composting facilities
Client Spotlight
GMT in the News
Dayton Food Bank Hosts Composting Event Featuring GMT's Earth Flow
Brady Trucking Opens New Food Waste Composting Facility in Shelton, WA
Composting Facility Designed by GMT Wins 2023 Facility of the Year Award
“I haven’t taken a moment to thank you and your team for all of the diligent work you all put in for helping us get our vessel back on track. I truly appreciate your groups ability to problem solve, stay calm, assist us in staying calm, and providing solutions. In a fast paced world that is very impersonal at times, you all are reminders that (some) people still care!”
- Enso Solutions
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