Maeda-Maeda Road JV
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ZLR5KRX6U7E3 236210
Not listed Nishi, Naha, Okinawa 900-0036, Japan
7/6/20 3/28/25 American Engineering Corporation
American Engineering Corporation is a construction company that has been providing optimal solutions to the US government and businesses for over 50 years. As a foreign owned, for-profit corporate entity, American Engineering Corporation has received prime federal contract awards from agencies such as the Department of Defense, including the Navy, Army, Air Force, and Marine Corps, as well as the Defense Logistics Agency to provide a wide range of construction, facility maintenance, and infrastructure upgrade services at military installations in Japan and Okinawa. These services have included new construction projects, building and infrastructure repairs, replacements of major systems like electrical, HVAC and generators, interior refurbishments, and exterior painting services. American Engineering has also provided IT infrastructure upgrades, maintenance services for vertical transportation systems, machinery, and corrosion repair facilities, and supply of specialized equipment and materials.
As a subcontractor, American Engineering Corporation has provided technical and installation support services, equipment rentals, and other undefined technical services in conjunction with prime contractors VT Milcom Inc., Science Applications International Corporation, Northrop Grumman Systems Corporation, and Serco Inc. on various federal contracts.
American Engineering Corporation holds several indefinite delivery/indefinite quantity contract vehicles with the Navy, Marine Corps and Air Force, including the Kadena, Sasebo and Iwakuni Multiple Award Construction Contracts, the Mini Multiple Award Construction Contract for Various Government Installations in Okinawa, and Blanket Purchase Agreements for specialized services like machinery maintenance and corrosion repair. Task orders issued under these vehicles have funded critical construction, upgrade and maintenance projects at Marine Corps, Navy and Air Force installations across Okinawa, Iwakuni and the Kanto Plains region, enabling American Engineering Corporation to provide continued infrastructure and facilities support aligned with mission readiness and operational objectives.
M336EV5K3YZ3 561210
Not listed 7 Chome-11 Oyama, Ginowan, Okinawa 901-2223, Japan
1/15/02 12/27/25 Onaka Gumi Co.,Ltd.
Onaka Gumi Co., Ltd. is a for-profit construction company based in Okinawa, Japan, that specializes in providing comprehensive services to U.S. federal government agencies, particularly those associated with military installations in the region. Registered in the System for Award Management (SAM.gov) since May 13, 2005, the company has established itself as a key contractor supporting U.S. military infrastructure and environmental management needs in Okinawa. While limited publicly available information exists about the company's broader corporate background, its extensive federal contract history demonstrates a sophisticated capability to support complex military facility maintenance and environmental remediation projects.
The company's federal contract awards predominantly involve construction, maintenance, repair, waste disposal, and environmental remediation services across U.S. military installations in Okinawa. These contracts consistently span waste management activities, including the disposal of industrial waste, flammable materials, chemical substances, compressed gas cylinders, and non-regulated solids. Onaka Gumi has received numerous delivery orders from agencies such as the Defense Logistics Agency Disposition Services, U.S. Army Corps of Engineers, U.S. Marine Corps, Navy Installations Command, and Pacific Air Forces. The contracts frequently involve precise, technical services like demolishing buildings, repairing infrastructure, managing hazardous materials, controlling soil erosion, and addressing typhoon-related damage. Significantly, none of the contracts reviewed utilized set-aside designations, indicating the company's ability to compete successfully in open competition.
Onaka Gumi holds three principal federal contract Indefinite Delivery/Indefinite Quantity (IDIQ) contracts that form the backbone of its federal contracting portfolio. The first is a $250 million multiple-award IDIQ with the U.S. Department of the Navy for design-bid-build construction services at Marine Corps Base Camp Butler and Commander Fleet Activities Okinawa, effective through June 27, 2029. The second is a $95 million multiple-award IDIQ with the U.S. Army Corps of Engineers for construction, maintenance, and repair services in Okinawa, running until April 20, 2028. The third is a $7.8 million single-award IDIQ with the Defense Logistics Agency Disposition Services for waste management and environmental remediation services, with a performance period ending May 19, 2029. These contracts enable Onaka Gumi to receive task orders for projects ranging from small infrastructure repairs to large-scale demolition and environmental remediation efforts, positioning the company as a critical service provider for U.S. military operations in the Okinawa region.
GW6ZE1QWBLH3 236220
Not listed 2-chōme-1-1 Ōhira, Urasoe, Okinawa 901-2113, Japan
5/13/05 9/6/25 Sanken Setsubi Kogyo Co., LTD.
Sanken Setsubi Kogyo Co., LTD. is a Japanese construction and facilities maintenance company that provides services to the U.S. federal government, primarily through its subsidiary Witco Industries LTD. The company specializes in construction, repair, and maintenance work for U.S. military installations in Okinawa, Japan. Sanken Setsubi Kogyo Co., LTD. has been registered to receive federal contract awards since September 16, 2004, and its current registration in SAM.gov is valid through January 17, 2025. The company is structured as a corporate entity (tax exempt) and is classified as a for-profit organization.
Through its subsidiary Witco Industries LTD., Sanken Setsubi Kogyo Co., LTD. has been awarded numerous federal contracts for a wide range of construction and maintenance projects. These include replacing water supply piping, repairing and refurbishing fuel systems, installing hand wash stations, replacing roofing, repairing concrete spalls, installing flag poles, and renovating various buildings on U.S. military bases in Okinawa. The company has performed work at locations such as Camp Foster, Camp Kinser, Camp Courtney, Marine Corps Air Station Futenma, and Kadena Air Base. The primary funding agencies for these contracts have been the United States Marine Corps, Department of the Navy Installations Command, Department of the Navy Bureau of Medicine and Surgery, and the U.S. Air Force Pacific Air Forces. Most of the contracts awarded to Witco Industries LTD. have been firm-fixed-price delivery orders issued under multiple-award construction contracts, with no set-aside designations.
Sanken Setsubi Kogyo Co., LTD., through its subsidiary Witco Industries LTD., holds two significant indefinite-delivery/indefinite-quantity (IDIQ) contracts for construction and maintenance work in Okinawa. The first is the "Mini MACC Various Government Installations Okinawa Japan" contract, which has a maximum value of $64 million and runs through February 2024. This contract vehicle is used by various Department of Defense agencies to issue task orders for construction and repair projects on U.S. military installations in Okinawa. The second IDIQ contract is the "Okinawa Construction MATOC Program," awarded by the U.S. Army Corps of Engineers Engineering District Japan, with a total potential value of $95 million and a performance period through April 2028. This contract allows for the issuance of task orders for design-build and design-bid-build projects, including new construction, maintenance, repairs, and renovations on government facilities in Okinawa. Both of these IDIQ contracts demonstrate Sanken Setsubi Kogyo Co., LTD.'s significant role in supporting U.S. military infrastructure in Japan.
MA5TK92FF873 238220
Not listed 1-chōme-17-21 Shinkawa, Chuo City, Tokyo 104-0033, Japan
9/16/04 11/19/25 TOA Corporation
TOA Corporation is a Japan based construction company that provides domestic civil engineering work, contract design related works, domestic construction, and overseas construction services. The company is registered in SAM.gov to receive awards from the U.S. federal government.
TOA Corporation has received prime federal contract awards to provide construction services at U.S. government installations in Okinawa, Japan. This includes a $7.5 million firm fixed price delivery order from the Department of the Navy Naval Facilities Engineering Command to reconstruct entry control facilities and build a visitor control center at Marine Corps Air Station Futenma. Additionally, the company was awarded a $31.97 million firm fixed price contract from the Department of the Army Corps of Engineers Engineering District Japan to construct truck offload facilities at Kadena Air Base.
TOA Corporation also holds two indefinite delivery contracts to provide construction services in Okinawa valued at up to $95 million and $245 million. The first is a multiple award IDIQ to provide construction, maintenance and repair services at U.S. Government facilities over seven years. The second is also a multiple award IDIQ specifically for design-build and design-bid-build construction projects at various installations in Okinawa Prefecture over eight years. Task orders have been issued under both IDIQs to TOA Corporation for facility services supporting the U.S. military presence in the region.
XZ8VK786AKA3 237990
Not listed 4-chōme-19-14 Omoromachi, Naha, Okinawa 900-0006, Japan
11/21/08 1/16/26