Welcome to the CMA Testing Center!
We appreciate your commitment to producing compostable products that composters can accept. Let’s get started!
New Online Submission Form!
CMA’s new and improved compostability profile will help you easily gather all necessary information to make a sample submission for field testing. You’ll be able to save your progress and return to the form at any time if necessary.
If you have any questions during the process, we’re available to contact using this form, at CustomerService@ComposterApproved.com, or by phone at 206-771-3853.
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Upcoming Tests

Facility/LocationLocationTest No.TypeProcess DaysSamples DuePlacementResults
Cedar GroveEverett, WACG122Covered In-Vessel46CLOSED8/15/202310/20/2023
Napa RecyclingNapa, CANAP04Aerated Static Pile609/16/20239/26/202310/26/2023
New EarthSan Antonio, TXNEW16Windrow90CLOSED8/17/202311/17/2023
St. Louis CompostingBelleville, ILSLC22Windrow90CLOSED9/20/20231/23/2024
New EarthSan Antonio, TXNEW17Windrow9010/31/202311/13/20233/16/2023
Cedar GroveEverett, WACG123Covered In-Vessel469/6/20239/20/202310/20/2023
Tests Currently In Process
Facility/LocationLocationTest No.TypeProcess DaysPlacementResults
Napa RecyclingWoodland, CANAP02Aerated Static Pile604/19/20237/31/2023
Napa RecyclingWoodland, CANAP03Windrow907/25/202310/25/2023
Cedar Grove Everett, WACG121Covered In-vessel466/14/20239/1/2023
Cedar Grove Everett, WACG120Covered In-vessel464/26/20236/25/2023
New Earth San Antonio, TXNEW15Windrow905/17/202310/3/2023
St. Louis CompostingBelleville, ILSLC21Windrow906/16/202310/15/2023