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, WACG119Covered In-Vessel49CLOSED1/21/20234/8/2023
New EarthSan Antonio, TXNEW14Windrow90CLOSED02/6/20235/30/2023
NapaNapa, CANAPA01Aerated Static Pile60CLOSED2/11/20235/25/2023
Cedar GroveEverett, WACG120Covered In-Vessel463/6/20233/16/20236/5/2023
St. Louis CompostingBelleville, ILSLC20Windrow903/9/20233/19/20237/6/2023
NapaNapa, CANAPA02Aerated Static Pile604/2/20234/12/20237/20/2023
New EarthSan Antonio, TXNEW15Windrow904/22/20235/2/20239/3/2023
St. Louis CompostingBelleville, ILSLC21Windrow906/7/20236/17/202310/20/2023
Tests Currently In Process
Facility/LocationLocationTest No.TypeProcess DaysSamples DuePlacementResults
Cedar GroveEverett, WACG118Covered In-vessel46CLOSEDCLOSED2/15/2023
New EarthSan Antonio, TXNEW13Windrow90CLOSED11/3/20223/8/2023
St. Louis CompostingBelleville, ILSLC19Windrow90CLOSED12/19/20224/20/2023