Nikkai Corporation
Nikkai Corporation is a Japanese defense contractor based in Yokosuka, Kanagawa, specializing in facility construction, maintenance, and upgrade services for U.S. military installations throughout Japan, particularly in the Kanto Plains region. As a for-profit corporate entity registered in the System for Award Management (SAM.gov) since June 1, 2006, Nikkai Corporation has established itself as a critical infrastructure support partner for the U.S. Department of Defense in the Asia-Pacific region. The company leverages its local expertise, proximity to major naval installations, and over two decades of federal contracting experience to deliver specialized facility engineering and construction services that support sustained U.S. military operations in Japan.
Nikkai Corporation's federal contract portfolio demonstrates extensive capability across a diverse range of infrastructure and facility services. The company has received numerous delivery orders and definitive contracts from the U.S. Navy Installations Command, Naval Facilities Engineering Command (NAVFAC), and Naval Sea Systems Command (NAVSEA) for work performed exclusively in Japan. Service offerings include HVAC system replacement and repair, roofing and exterior renovation, facility construction and structural assembly work, utility infrastructure modifications including saltwater valve replacement and water pipe replacement, boiler system maintenance and inspection, equipment replacement such as pump and motor components, electrical system upgrades, asbestos abatement, and specialized construction projects. Notable recent awards include a $11.5 million delivery order for pump house repairs at U.S. Fleet Activities Yokosuka (awarded June 2025), a $6.7 million HVAC system replacement contract (awarded March 2024), a $3.95 million water pipe replacement project (awarded April 2024), and a $2.65 million facility renovation project including roof replacement and structural repainting (awarded July 2023). All contract awards have been executed through full and open competition with no small business or socioeconomic set-asides applied, indicating Nikkai's competitiveness against all eligible contractors. The company has consistently served as a prime contractor on these awards, with no identified subcontractor relationships documented in the federal contract record.
Nikkai Corporation currently holds four significant Indefinite Delivery/Indefinite Quantity (IDIQ) contracts that provide the framework for ongoing federal procurement of its services. The largest is a $250 million multiple-award construction contract (MACC) awarded by Navy Installations Command on June 30, 2023, with performance through June 29, 2028, providing design-build and design-bid-build services for construction, renovation, repair, and maintenance projects ranging from $25 to $500 million at U.S. military installations in the Kanto Plains operational area. A $49 million Kanto Plains Mini MACC was awarded by Naval Facilities Engineering Command on March 4, 2025, extending through March 4, 2030, covering infrastructure support, maintenance, and construction services with task orders ranging from $3,000 to $25,000,000. An $11.24 million single-award recurring delivery vehicle was awarded by Navy Installations Command on September 11, 2023, with completion through September 11, 2028, providing facility construction, maintenance, and upgrade services; this contract has funded two delivery orders totaling over $821,000. Most recently, Navy Installations Command awarded a $500,000 single-award indefinite delivery contract on August 1, 2025, extending through July 31, 2030, specifically for maintenance and repairs of pump test bench systems at U.S. Commander Fleet Activities Yokosuka (CFAY). These IDIQ vehicles collectively provide the Navy and NAVFAC with comprehensive access to Nikkai's specialized infrastructure support capabilities through 2030, with multiple task orders issued annually supporting the Navy's long-term strategic reliance on local Japanese contractors for installation and base operations throughout the region.
MENXWTPNH9N5 236210
Not listed Japan, 〒238-0011 Kanagawa, Yokosuka, Yonegahamadōri, 2-chōme−４−５
6/1/06 12/4/26 Acty Co., LTD.
Acty Co., LTD. is a for-profit construction and facilities maintenance company headquartered in Okayama, Japan, that has been registered in the System for Award Management since June 2007. The company specializes in providing comprehensive infrastructure support services to U.S. military installations throughout Japan and the Asia-Pacific region. Acty Co., LTD. serves as a strategic partner for multiple branches of the U.S. Department of Defense, delivering construction, renovation, repair, and maintenance services essential to maintaining operational readiness at forward-deployed military facilities.
Acty Co., LTD. has executed an extensive portfolio of federal contract work valued at tens of millions of dollars across numerous U.S. military installations in Japan. The company's service offerings encompass a broad spectrum of construction and facilities management disciplines, including HVAC system repairs and replacement, roof repair and replacement, building demolition and renovation, structural repairs, electrical and plumbing upgrades, asbestos abatement and removal, painting and finishing work, water system repairs, facility modernization, and specialized infrastructure projects such as deep well repairs, bollard installation, and fire safety deficiency remediation. Prime contract awards have been issued by the U.S. Air Force Pacific Air Forces, U.S. Army, U.S. Navy Installations Command, U.S. Marine Corps, Naval Facilities Engineering Command, Department of Defense Education Activity, and various regional and installation-level commanders. Contract values have ranged from approximately $600 for proposal work to over $26 million for major renovation projects such as the Bilateral Joint Operations Coordination Center renovation at Yokota Air Base. Notable projects include water supply line upgrades at Marine Corps Air Station Iwakuni valued at $6.36 million, repair of military quarters at Camp Zama valued at $9.2 million, bathroom renovations at the Samurai Fitness Center valued at $1.77 million, and deep well repair work valued at $1.13 million. All prime contract awards have been issued without set-aside designations, indicating Acty Co., LTD.'s ability to compete successfully in full and open competition. The company has also served as a sub-contractor, with at least one documented subcontract award under Weston Solutions Inc. for dry bar work.
Acty Co., LTD. currently holds multiple significant Indefinite Delivery/Indefinite Quantity (IDIQ) contracts and Blanket Purchase Agreements with various federal agencies. The largest IDV is a $495 million Multiple Award Construction Contract (MACC) for design-build and design-bid-build construction projects at Marine Corps Air Station Iwakuni in Japan, awarded by the U.S. Marine Corps through June 2031, which has supported numerous task orders for facility renovations, infrastructure repairs, and construction projects at the installation. The company holds a $99 million design-bid-build MACC for Naval Air Facility Atsugi awarded by Navy Installations Command through September 2033, enabling task orders for comprehensive construction and facility sustainment services. A $49 million single-award SABER (Simplified Acquisition of Base Engineering Requirements) contract was awarded by the Department of Defense Pacific Region for U.S. Army installations within Honshu, Japan, providing design-build services for base engineering and renovation projects. Additionally, Acty Co., LTD. holds a $49 million mini-MACC awarded by Naval Facilities Engineering Command for the Kanto Plains Operational Area supporting construction and maintenance services at naval installations in the region. The company maintains a $31.1 million single-award IDC with Naval Facilities Engineering Command for repair and replacement of roof systems at Commander Fleet Activities Yokosuka and Naval Air Facility Atsugi. A $4 million Blanket Purchase Agreement with Pacific Air Forces covers asbestos surveys, sampling, and abatement services at Yokota Air Base and geographically separated units through February 2029. The company also holds a $3.07 million single-award IDC for asbestos removal and related construction services across various U.S. military installations in Japan awarded by Navy Installations Command, and a $4.03 million single-award IDC for preventive maintenance program and services related to above-ground storage tanks at Naval Base Yokosuka. These IDVs collectively position Acty Co., LTD. as a critical infrastructure support provider for U.S. military operations in Japan, with contract vehicles spanning multiple military branches and enabling responsive procurement of construction and facility maintenance services across the region.
NNZAZMP1ALM3 236118
Not listed 2000-14 Miyoshi, Naka Ward, Okayama, 703-8261, Japan
6/8/07 6/23/26 Nihon Meccs Co.,Ltd.
Nihon Meccs Co., Ltd. is a Japan-based for-profit corporate entity registered in the System for Award Management (SAM.gov) since November 2003, specializing in construction, facility maintenance, and infrastructure support services for U.S. military installations in the Asia-Pacific region. The company provides comprehensive solutions for federal agencies, focusing primarily on design-build, design-bid-build, and facilities maintenance projects across U.S. military bases in Japan. While limited information is available about the company's broader corporate background, its federal contract history demonstrates a robust capability to support critical infrastructure needs for the Department of Defense.
Through its federal contract awards, Nihon Meccs Co., Ltd. has consistently delivered a wide range of infrastructure and facility maintenance services, predominantly for the Navy Installations Command, Marine Corps, and Pacific Air Forces. These services include mechanical, electrical, and HVAC system repairs, roof replacements, painting, demolition, infrastructure upgrades, asbestos abatement, plumbing repairs, network infrastructure installations, and comprehensive building renovation projects. The company has worked on facilities at multiple military installations including Naval Air Facility Atsugi, Camp Fuji, Camp Hansen, Kadena Air Base, and Commander Fleet Activities Yokosuka. None of the contract awards examined included specific small business or set-aside designations, indicating Nihon Meccs competes as a standard for-profit contractor. Contract values have ranged from modest tasks around $15,000 to substantial projects exceeding $16 million, demonstrating the company's versatility and technical capabilities.
Nihon Meccs Co., Ltd. holds several significant Indefinite Delivery/Indefinite Quantity (IDIQ) contract vehicles, each valued at approximately $250 million. These include the Design Build MACC Japan AOR 2022-2027 with the Navy Installations Command, the Kanto Plains Mini MACC with Naval Facilities Engineering Command, the Camp Butler and Commander Fleet Activities Okinawa Marine Corps Base Design-Bid-Build MACC, and the Okinawa Interior/Exterior Paint Program IDIQ with Pacific Air Forces. These multiple-award contract vehicles enable the company to receive task orders for design-build, design-bid-build, and infrastructure maintenance projects across U.S. military installations in Japan. The contracts have performance periods ranging from 5-10 years and support critical mission readiness for Navy, Marine Corps, and Air Force operations in the Asia-Pacific region, with task order values potentially ranging from $3,000 to $25 million.
W25NAMCHCS56 238190
Not listed 3 Chome-6-3 Irifune, Chūō-ku, Tōkyō-to 104-0042, Japan
11/13/03 9/24/26 Ichiken Co LTD
Ichiken Co LTD is a for-profit Japanese construction company headquartered in Minato City, Tokyo, registered in the System for Award Management with a UEI of ESTEL87Y7BF6. The company specializes in construction, renovation, and maintenance services for U.S. Department of Defense installations and facilities throughout Japan, with particular expertise in military family housing improvements, facility modernization, and educational infrastructure projects. Ichiken Co LTD maintains a strong operational presence supporting U.S. military operations under Status of Forces Agreements and has established itself as a key federal contractor for complex construction projects at overseas military installations in the Honshu region and Yokota Air Base.
Ichiken Co LTD has demonstrated significant capability through multiple definitive federal contracts awarded by the U.S. Army Corps of Engineers, Japan District (ENDIST Japan) and the Naval Facilities Engineering Command. The company was awarded a $35.3 million firm fixed-price definitive contract in September 2025 for family housing improvements construction at Camp Zama and Sagamihara Family Housing Area, encompassing repair and renovation of 35 military family housing units with completion targeted for November 2027. Additionally, Ichiken received a $22.5 million firm fixed-price definitive contract in August 2025 for modernization and renovation of 19 General Officers' Quarters units at Yokota Air Base with completion by October 2027. The company also executed a $2.56 million definitive contract awarded in August 2023 for the FY23 DoDEA Zama High School Culinary Arts Renovation at Camp Zama, which involved converting a classroom into a fully equipped culinary arts facility with commercial kitchen equipment and related infrastructure. All of these prime contracts were awarded without small business set-aside designations and involved firm fixed-price delivery structures funded through Defense appropriations under the Status of Forces Agreement acquisition program. The scope of work across these projects reflects Ichiken's comprehensive capabilities in construction management, mechanical and electrical installation, plumbing systems, kitchen equipment integration, and facility modernization.
Ichiken Co LTD currently holds two significant Indefinite Delivery/Indefinite Quantity contract vehicles totaling approximately $1.039 billion in combined ceiling values. The company was awarded a $990 million Pacific Air Forces Multiple Award Construction Contract on June 4, 2024, with performance through May 7, 2030, for construction services at U.S. Army installations within Honshu, Japan and Yokota Air Base and its geographically-separated units; this vehicle does not fall under a parent IDIQ and allows for task order values ranging up to the ceiling. Ichiken also holds a $49 million Naval Facilities Engineering Command Kanto Plains Mini Multiple Award Construction Contract awarded on March 4, 2025, with performance through March 4, 2030, for repairs, alterations, construction, and demolition work to shore facilities at U.S. Government installations in the Kanto Plains Operational Area, structured as a Design-Bid-Build indefinite delivery contract with potential task orders ranging from $3,000 to $25 million. Both IDVs are multiple award vehicles with no small business set-aside designations and represent substantial contract authority for ongoing and future military construction initiatives in Japan. Task orders under these vehicles have been awarded by the Naval Facilities Engineering Command and Pacific Air Forces, demonstrating active utilization of Ichiken's contract authority for Defense Department facility support operations.
ESTEL87Y7BF6 541330
Not listed 1-chōme-1-1 Shibaura, Minato City, Tokyo 105-0023, Japan
4/26/22 5/18/26 Nippi Kosan Co.,Ltd.
Nippi Kosan Co., Ltd. is a Japanese for-profit construction and renovation services company registered in the U.S. federal government's System for Award Management (SAM.gov) since January 29, 2004. The company specializes in providing infrastructure maintenance, repair, construction, and renovation services primarily for U.S. military installations in Japan. While specific details about the company's broader corporate background are not provided, its federal contract history demonstrates a robust capability in supporting U.S. Department of Defense facility improvements across multiple military branches and regions.
The company has been awarded numerous federal contract delivery orders focusing on a wide range of construction and renovation projects. These projects include repairing sewage treatment plants, replacing air conditioning units, renovating building exteriors, installing fire alarm systems, constructing landslide protection nets, replacing flooring, and performing electrical and mechanical infrastructure upgrades. The primary funding agencies for these contracts have been the U.S. Navy's Naval Facilities Engineering Command, the U.S. Army Installation Management Command Pacific Region, and the Pacific Air Forces. All contract awards have been competed on a full and open basis without any small business set-aside designations, indicating Nippi Kosan's competitive standing in the federal contracting market. The contracts have been concentrated in Japan, specifically in regions like Honshu, Yokota Air Base, and the Kanto Plains Operational Area.
Nippi Kosan Co., Ltd. holds two significant Indefinite Delivery/Indefinite Quantity (IDIQ) contract vehicles. The first is a $990 million Multiple Award Construction Contract (MACC) for U.S. Army Installations within Honshu, Japan and Yokota Air Base, which runs through May 2030 and enables the company to receive task orders for construction, repair, and demolition services. The second is a $49 million Design-Bid-Build Mini-MACC for the Kanto Plains Operational Area, awarded by Naval Facilities Engineering Command Far East, which provides repair, alteration, construction, and demolition services for shore facilities. Under these contract vehicles, Nippi Kosan has been awarded numerous task orders ranging from small projects like replacing pipe sleeves to larger infrastructure improvements valued over $4 million, demonstrating the company's versatility in handling complex military construction projects across different scales and scopes.
DJK9Q7JECLS5 236210
Not listed Japan, 〒236-0001 Kanagawa, Yokohama, Kanazawa Ward, Shōwamachi, ３１７５ 日本飛行機
1/29/04 10/1/26