DLA-Energy seeks potential sources for bulk and retail fuel services at Government-Owned Contractor-Operated (GOCO) fuel facilities in Aviano AB (Italy), Incirlik AB (Turkey), Lajes Field (Portugal), Lakenheath/Mildenhall (UK), Ramstein AB (Germany), and Spangdahlem AB (Germany). The work involves receipt, storage, handling, issue, quality maintenance, and accountability for fuels such as JP8, Diesel, and MOGAS. The government anticipates awarding six firm-fixed-price contracts under NAICS 493190, with base performance periods starting July 1, 2027, or March 23, 2028, depending on location, and extending through the 2030s with optional extensions. This is a Sources Sought Notice for market research only and does not constitute a solicitation. No budget amount is specified.