The Environmental Protection Agency (EPA) is seeking qualified contractors for a follow-on contract focused on the annual and preventative maintenance of AVL equipment at the National Vehicle and Fuel Emissions Laboratory (NVFEL) located in Ann Arbor, MI. This procurement aims to ensure the reliable operation and upkeep of specialized measuring and controlling devices, which are critical for environmental monitoring and compliance. Interested parties can reach out to Whitney L. Coleman-Clark at Coleman-Clark.Whitney@epa.gov or by phone at 202-564-4787 for further details regarding this opportunity. The notice is categorized as a Sources Sought, indicating the EPA's intent to gather information on potential vendors for this maintenance service.