The 6th U.S. Circuit Court of Appeals ruled against Geomatrix LLC in its antitrust lawsuit with the wastewater standards organization NSF International. A federal trial judge in Port Huron, Michigan, had dismissed the lawsuit. Geomatrix appealed, and a three-judge panel of the appeals court said the dismissal was justified.
In its original 2020 lawsuit, Geomatrix claimed there was a conspiracy at NSF to create doubt about its GeoMat leaching system, and it said this conspiracy led to a reduced market for its product. In addition to NSF, Geomatrix sued BioMicrobics of Lenexa, Kansas, Hoot Systems LLC of Lake Charles, Louisiana, and
