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 Nihon Meccs Co.,Ltd.
Nihon Meccs Co.,Ltd. is a Japan-based corporate entity providing construction, facility maintenance, and infrastructure support services to U.S. military installations in the Asia-Pacific region. As a prime contractor, Nihon Meccs has received over $100 million in federal contract awards from Department of Defense agencies to deliver critical base operations and logistics support enabling the Navy, Marine Corps, and Air Force missions overseas.
Specific services provided by Nihon Meccs under federal contracts include construction, demolition, replacement and upgrades of mechanical, electrical, and HVAC systems; roofing, piping, and exterior repairs; fire protection and alarm systems installation; asbestos abatement; and painting services. Major funding agencies are the Department of the Navy Installations Command, Naval Facilities Engineering Command, U.S. Marine Corps, Air Force Pacific Air Forces, and Defense Logistics Agency Energy. Several delivery orders have been issued to Nihon Meccs under regional multiple-award construction contract vehicles for Japan including the Design Build MACC Japan AOR, the Kanto Plains Design Build, and the Mini-MACC for Kanto Plains. No set aside designations were applied. Nihon Meccs has also served as a subcontractor to other prime awardees on federal projects supporting overseas U.S. facilities.
Nihon Meccs currently holds three active indefinite delivery/indefinite quantity contract vehicles as a prime contractor to provide construction and facilities support services at American military bases across Japan. These include the 5-year, $250 million Kanto Japan Plains Operation MACC under which Nihon Meccs will conduct design-build and design-bid-build projects; the 5-year, $250 million Design Build MACC Japan AOR to support maintenance, repair, and construction efforts at Naval Air Facility Atsugi; and the $40 million Design-Bid-Build Mini-MACC for Kanto Plains Operational Area issued by the Naval Facilities Engineering Command to facilitate infrastructure upgrades at regional Navy installations through 2024. Task orders under these IDVs have funded critical repair, renovation and replacement projects for steam, electrical, and refrigeration systems, roofs, hangar doors, fire protection equipment, and dormitories to maintain mission readiness.
W25NAMCHCS56 238190
Not listed 3 Chome-6-3 Irifune, Chūō-ku, Tōkyō-to 104-0042, Japan
11/13/03 11/4/25 Mirait.one- Acty JV
Mirait.one-Acty JV is a joint venture between Mirait Corporation and Acty Corporation, registered to receive federal contract awards from the U.S. government since February 2009. The company primarily provides construction, renovation, and facilities maintenance services for U.S. military installations in Japan, particularly in the Kanto Plains region. As an international for-profit organization, Mirait.one-Acty JV specializes in design-build and design-bid-build projects, focusing on infrastructure modernization, HVAC system upgrades, and various facility improvements for the Department of Defense.
The joint venture has been awarded numerous contracts by the Department of the Navy Installations Command and the U.S. Army Corps of Engineers for projects at naval and army bases across Japan. These projects include demolition of buildings, replacement of HVAC systems, upgrades to fire protection systems, roof repairs, and LED lighting upgrades. Mirait.one-Acty JV has also performed asbestos removal, steam decentralization system replacement, and smart grid implementation. The company has completed work at various locations including Naval Air Facility Atsugi, Commander Fleet Activities Yokosuka, Camp Foster in Okinawa, and the New Sanno Hotel in Tokyo. Contract values have ranged from approximately $890,000 to $33.7 million, with no small business set-aside designations noted.
Mirait.one-Acty JV currently holds two significant indefinite delivery/indefinite quantity (IDIQ) contracts. The first is a $250 million multiple award construction contract (MACC) for the Kanto Operational Area in Japan, awarded in June 2023 with a performance period through June 2028. This contract supports operations and maintenance programs across U.S. military installations in the Kanto Plains region. The second IDIQ, also valued at $250 million, was awarded in June 2022 for design-build and design-bid-build construction services at Naval Air Facility Atsugi, with a performance period through June 2027. Both contracts allow for task orders ranging from minor repairs to major construction projects, providing the Navy and Army with flexible, responsive construction capabilities to support their infrastructure needs in Japan over the next several years.
EZM4DCTXQ6M1 236220
Not listed 135-8111, Japan
2/9/09 7/17/25 Kashiwabara Corporation
Kashiwabara Corporation is a for-profit, Japanese construction and maintenance services provider registered in SAM.gov since 2008, specializing in providing comprehensive facilities management and infrastructure services to U.S. military installations across Japan. The company has demonstrated extensive capabilities in performing construction, renovation, maintenance, and upgrade projects for various Department of Defense agencies, focusing primarily on military facilities in the Japan area of responsibility. Its core competencies include design-build, design-bid-build, and general construction services targeting military infrastructure, with a proven track record of successfully competing in open bidding processes across multiple U.S. military branches.
Through its federal contract awards, Kashiwabara Corporation has consistently performed critical infrastructure and facility improvement work for defense agencies, including the Navy Installations Command, Pacific Air Forces, and U.S. Army Corps of Engineers. The company's contract portfolio encompasses a wide range of services such as HVAC system replacements, roof repairs, bathroom renovations, electrical infrastructure upgrades, and specialized facility construction projects. Its federal contract awards have included work on facilities like Naval Air Facility Misawa, Camp Zama, and various E-Club locations, with contract values ranging from $2,000 to over $7 million. Notably, all of Kashiwabara's recent federal contract awards have been competitively awarded without set-aside designations, indicating the company's ability to successfully compete in open procurement processes.
Kashiwabara Corporation currently holds three significant indefinite-delivery/indefinite-quantity (IDIQ) multiple award construction contracts (MACC) with a combined potential value of $1.49 billion. These include a $250 million Navy Installations Command contract for the Kanto Japan Plains Operation, covering design-build and design-bid-build services through June 2028; a $250 million Navy contract for the Atsugi Area of Responsibility supporting construction projects through June 2027; and a $990 million Department of Air Force contract for U.S. Army and Air Force installations on Honshu Island and Yokota Air Base, extending through May 2030. These IDIQ contracts enable the U.S. military to efficiently issue task orders for various construction and maintenance projects, with Kashiwabara Corporation positioned as a prime contractor capable of supporting diverse facility infrastructure needs across U.S. military installations in Japan.
HFA1Z6EBAMK9 238320
Not listed 1-chōme-5-16 Yamatemachi, Iwakuni, Yamaguchi 740-0022, Japan
7/9/08 12/12/25 Gilbane Japan GK
Gilbane Japan GK Gilbane Exyte A Joint Venture Division is a partnership or limited liability company registered in SAM.gov to perform construction services and receive contract awards from the U.S. federal government, primarily for projects supporting U.S. military installations located in Japan. It is a division of Gilbane, Inc., a global construction and facility management firm.
Through numerous prime contract awards, Gilbane Japan GK Gilbane Exyte A Joint Venture Division has provided construction services for the U.S. Army Corps of Engineers, Department of the Navy, U.S. Marine Corps, Department of the Air Force, and other defense agencies operating in Japan. Its work encompasses a wide range of projects, including constructing aircraft hangars, maintenance facilities, schools, housing units, and infrastructure to support airfields and installations. The contract awards mostly utilize firm fixed-price and definitive contract types without set-aside designations. Gilbane Japan GK frequently partners with companies like Exyte on major awards and serves as the prime contractor leading teams to complete the construction scopes.
Gilbane Japan GK Gilbane Exyte A Joint Venture Division holds several high-value indefinite-delivery/indefinite-quantity (IDIQ) contracts to provide recurring construction services across Japan over multi-year periods. The Department of the Navy awarded a $250 million multiple award contract for design-build and design-bid-build projects in the Atsugi area. The Department of the Air Force has an IDIQ potentially worth $990 million for construction at Army and Air Force installations on Honshu and Yokota Air Base. The Department of the Army Corps of Engineers awarded a $95 million IDIQ for construction, maintenance, and repair at Army facilities in Okinawa. Gilbane Japan GK also has a $245 million multiple award contract from the Marine Corps for various new construction, renovation, and demolition projects across Okinawa Prefecture installations.
CDTKNLJZBU43 236220
Not listed 1 Chome-3-10 Nihonbashikayabacho, 中央区 Tokyo 103-0025, Japan
11/21/12 11/22/25