The Department of Agriculture, specifically the Animal and Plant Health Inspection Service (APHIS), is soliciting proposals for a five-year contract focused on the preventative maintenance of a water purification system at the National Center for Applied Plant Protection in Laurel, Maryland. The contract includes a base period of twelve months with four additional one-year options, requiring the contractor to provide all necessary materials and services as outlined in the statement of work, including inspections, repairs, and compliance with safety standards. This maintenance is crucial for ensuring the efficiency and reliability of the water purification system, which supports the facility's operations. Interested vendors must submit their proposals, including the completed Attachment 1 and Attachment 2 forms, by 4:00 PM EST on November 22, 2024, and direct any questions to Contracting Officer Carol Dingess at carol.dingess@usda.gov or by phone at 970-494-7360.