This is a market survey for planning purposes only and is not a solicitation. The requirement is for the annual maintenance and calibration of eight specific fuel testing assets from four named manufacturers, anticipated as a Firm Fixed Price contract with a one-year base period and four one-year options. The work is a follow-on requirement for the Naval Station Rota fuels department in Spain. Interested parties must submit a capability statement demonstrating they can provide OEM-certified technicians for each manufacturer's equipment. Responses are strictly voluntary and will be used to assist in acquisition planning.