Yugen Kaisha Yamauchi Gumi

Yugen Kaisha Yamauchi Gumi is a for-profit construction and infrastructure maintenance firm based in Okinawa, Japan, that specializes in providing comprehensive facility construction, renovation, and maintenance services to the United States Department of Defense. The company is registered in the System for Award Management (SAM.gov) and maintains an active federal contractor status with a UEI of HMP6VWZCCC93. Yamauchi Gumi has established itself as a capable and experienced partner for U.S. military infrastructure projects throughout Japan, supporting critical operations at multiple military installations across the region.

Through its federal contract portfolio, Yugen Kaisha Yamauchi Gumi has demonstrated extensive expertise in executing complex military facility projects funded primarily by the U.S. Army Corps of Engineers Japan District (ENDIST Japan) and the Department of the Air Force. The company has completed or is executing definitive firm-fixed-price contracts valued at millions of dollars, including a $5.45 million fire protection upgrade contract for Building 122-S1 at Sagami General Depot in Kanagawa with an ultimate completion date of April 2, 2026; a $2.08 million air conditioning repair and maintenance contract for Building 101 at Camp Zama extending through May 8, 2026; a $3.66 million kitchen duct repair contract across multiple locations including Camp Zama and Sagami Depot completed in May 2025; and a $3.23 million renovation contract for Buildings 111, 116, and 119 at the Chimu Wan Tank Farm in Okinawa scheduled for completion by October 30, 2025. All of these contracts were competitively awarded without set-aside designations and represent work performed under the Status of Forces Agreement (SOFA) acquisition program supporting U.S. military facility sustainment and infrastructure improvements across Japan.

Yugen Kaisha Yamauchi Gumi currently holds two substantial Indefinite-Delivery/Indefinite-Quantity (IDIQ) Multiple Award Construction Contracts (MACC) with Pacific Air Forces. The primary IDIQ contract, awarded on September 3, 2025, carries a $995 million ceiling and extends through September 2, 2028, covering Design-Build and Design-Bid-Build construction services for maintenance, repair, and minor construction projects at U.S. Army installations throughout Japan, including Honshu, Yokota Air Base, and associated geographically-separated units. Individual task orders under this contract range from a minimum of $500,000 to a maximum of $25 million, with one post-award conference delivery order for $500 issued as of September 16, 2025. The company also maintains a second IDIQ contract awarded June 4, 2024, with a $990 million ceiling extending through May 7, 2030, providing flexible on-demand construction services across the same geographic footprint. Both contracts utilize NAICS code 236220 for Commercial and Institutional Building Construction and were awarded on a multiple-award, non-set-aside basis, positioning Yamauchi Gumi as a key construction services provider for Pacific Air Forces infrastructure requirements in Japan.