Sourcewell, a State of Minnesota local government unit and service cooperative, is requesting proposals for Laboratory and Toxicology Testing, Screening Services, and Related Solutions to result in a procurement solution for use by its Participating Entities. Sourcewell Participating Entities include thousands of governmental, higher education, K-12 education, nonprofit, tribal government, and other public agencies located in the United States and Canada. A full copy of the Request for Proposals can be found on the Sourcewell Procurement Portal [https://proportal.sourcewell-mn.gov]. Only proposals submitted through the Sourcewell Procurement Portal will be considered. Proposals are due no later than October 14, 2025, at 4:30 p.m. Central Time, and late proposals will not be considered.