Masumoto Sekiyu K.K.

Masumoto Sekiyu K.K. is a for-profit organization based in Sasebo, Nagasaki, Japan, registered in the System for Award Management (SAM.gov) since October 5, 2007, with registration valid through June 2, 2026. The company has established itself as a reliable vendor for the U.S. Navy, specifically providing critical fuel support to military installations in Japan. While detailed background information about the company is limited in the provided documentation, its consistent engagement with the U.S. Navy suggests a specialized role in supporting military logistics and fuel supply operations in the Japanese theater.

Over the past five years, Masumoto Sekiyu K.K. has maintained an ongoing contractual relationship with the Naval Facilities Engineering Command (NAVFAC) and Navy Installations Command, exclusively providing FJ1 diesel fuel through annual purchase order contracts. These contracts, ranging in value from $112,240.39 to $134,560.54, have been consistently awarded without any specific set-aside designations. The fuel delivery contracts are firm fixed-price purchase orders with performance periods typically spanning from December to the following November, demonstrating a predictable and structured procurement approach. Each contract supports U.S. military facilities in Japan, with the most recent award dated March 10, 2025, for a contract valued at $114,278.03 and covering the period from March 10, 2025, to March 10, 2026. The company has been awarded these contracts as a prime vendor with no mentioned subcontractors, indicating a direct and essential role in supporting U.S. military fuel requirements in the region.