Elrim Construction Co., LTD.
Elrim Construction Co., LTD. is a minority-owned, for-profit construction company based in South Korea that specializes in providing comprehensive construction, repair, and facilities maintenance services to the U.S. Department of Defense. Registered in SAM.gov since December 2008, the company is classified as an Asian-Pacific American owned business and has established itself as a critical contractor supporting U.S. military infrastructure in the Pacific region, particularly within South Korea. The company primarily serves U.S. military branches including the Army, Air Force, and Marine Corps by delivering a wide range of construction and maintenance services for military installations.
Through its federal contract awards, Elrim Construction has consistently performed complex infrastructure projects across U.S. military bases in South Korea. These projects have included replacing heating systems, constructing and repairing facilities, upgrading electrical and mechanical systems, performing maintenance on military housing, and completing specialized construction tasks such as roof replacements, drainage structure repairs, and facility renovations. The company has been awarded contracts ranging from small $5,000 task orders to substantial multi-million dollar projects, with contract values frequently between $100,000 and $5 million. All of these contracts have been awarded through competitive bidding processes, with no small business set-aside designations, and have been predominantly funded by defense agencies such as the Army Installation Management Command, Pacific Air Forces, and Marine Corps installations.
Elrim Construction holds multiple significant Indefinite Delivery/Indefinite Quantity (IDIQ) contract vehicles, each valued at $245 million with performance periods through October 2028. These IDIQ contracts, awarded by the U.S. Army Installation Management Command Pacific Region, cover general construction, repair, and upgrade services for U.S. Forces Korea facilities. The contract scopes include new construction projects under $2 million, maintenance and repairs of buildings, airfields, housing units, utilities, and other assets across Army, Air Force, and Marine Corps installations. The IDIQ vehicles are multiple-award contracts that allow for efficient task order issuance, enabling the Department of Defense to rapidly address infrastructure needs for forward-deployed U.S. forces in the region. These contracts demonstrate Elrim Construction's strategic importance in supporting U.S. military infrastructure and operational capabilities in South Korea.
PHGGC4DMFYJ3 236210
Not listed 33-9 Arisu-ro 93-gil, Gangdong-gu, Seoul, South Korea
12/16/08 4/23/26 Yibon Construction Co., LTD.
Yibon Construction Co., LTD. is a South Korean construction firm registered in the U.S. government's System for Award Management (SAM.gov) since June 10, 2004, with registration set to expire on February 3, 2026. As a for-profit corporate entity, the company specializes in providing comprehensive construction, repair, and facility upgrade services primarily for U.S. military installations in South Korea. Operating under the Status of Forces Agreement (SOFA) acquisition program, Yibon Construction has established itself as a key contractor for various U.S. defense agencies, including the Army, Air Force, and Marine Corps.
The company has performed a wide range of construction and infrastructure maintenance services across U.S. military facilities in South Korea. These services include airfield paving, road repairs, building demolition, HVAC system replacements, lightning protection system installations, facility renovations, and infrastructure upgrades. Yibon Construction has executed contracts for projects ranging from small-scale tasks like replacing lighting fixtures and installing air conditioning units to larger projects such as repairing fuel system maintenance docks, stabilizing slopes after typhoon damage, and constructing parking aprons. The contract awards have come from multiple agencies, including the U.S. Army Installation Management Command Pacific Region, U.S. Army Corps of Engineers Far East District, Pacific Air Forces, and Marine Corps. Notably, none of these contract awards have utilized set-aside designations, indicating the company's competitive capabilities in open contract competitions.
Yibon Construction holds several significant Indefinite Delivery Contracts (IDVs) that enable rapid fulfillment of infrastructure requirements for U.S. Forces Korea. These include a $400 million multiple-award task order contract with the U.S. Army Corps of Engineers Far East District for design-build construction services, valid through December 2029; a $245 million multiple-award IDIQ contract with the Army Installation Management Command for general construction and facility upgrades, running through October 2028; and a $45 million design-build multiple-award task order contract with the Army Corps of Engineers, effective through September 2025. Additional contracts include a $25 million single-award IDC for airfield paving projects. These contract vehicles allow various defense agencies to issue task orders for a wide range of construction and repair services, covering new construction, maintenance, system replacements, demolition, and infrastructure improvements across U.S. military installations in South Korea.
YVPQKWGKUEM6 236220
Not listed 81 Wangsan-ro, Dongdaemun District, Seoul, South Korea
6/10/04 2/3/26 Yuil Eng. & Const. Co.,Ltd
Yuil Eng. & Const. Co., Ltd is a South Korea-based for-profit construction and facilities maintenance company registered in the System for Award Management (SAM) since October 10, 2001. The company specializes in providing comprehensive construction, repair, and infrastructure development services primarily to U.S. military installations across the Korean peninsula. As a corporate entity with a tax-exempt structure, Yuil Eng. & Const. Co., Ltd has established itself as a key contractor supporting U.S. Forces Korea operations, delivering critical infrastructure and facility maintenance projects for various Department of Defense agencies.
Throughout its federal contract history, Yuil Eng. & Const. Co., Ltd has performed a wide array of construction and maintenance services for U.S. military installations in South Korea. These services include repairing and renovating military buildings, installing and replacing various systems such as HVAC, fire suppression, electrical, and mechanical infrastructure, constructing new facilities, repairing roadways and intersections, upgrading base infrastructure, and maintaining critical military support structures. The company has consistently worked with agencies like the U.S. Army Installation Management Command (IMCOM) Pacific and Korean Regions, U.S. Army Corps of Engineers Far East District, Pacific Air Forces, and Army Pacific Command. None of the company's contract awards have utilized set-aside designations, indicating its competitive standing in federal contracting.
Yuil Eng. & Const. Co., Ltd holds several significant Indefinite Delivery Vehicle (IDV) contracts that enable rapid task order issuance for infrastructure projects. These include a $400 million multiple-award task order contract (MATOC) with the U.S. Army Corps of Engineers Far East District for design-build construction services, and multiple $245 million IDCs with IMCOM Pacific and Korean Regions for general construction, repair, and upgrade of U.S. Forces Korea facilities. The IDVs have ultimate completion dates ranging from September 2025 to October 2028 and allow for the swift execution of projects valued under $2 million. Under these contracts, the company has received numerous task orders for projects ranging from installing tension fabric structures and repairing aircraft shelter doors to upgrading collective protection systems and replacing elevators, demonstrating its versatility in supporting U.S. military infrastructure needs across South Korea.
DXHFDM2JBMF8 236220
Not listed 35 Nambusunhwan-ro 347-gil, Seocho-gu, Seoul, South Korea
10/10/01 3/17/26 Kumsung Construction Co., LTD.
Kumsung Construction Co., LTD. Foreign Dept Division is a South Korea-based for-profit construction and facilities maintenance company registered in the System for Award Management (SAM.gov) through October 2025. The company specializes in providing comprehensive infrastructure services to U.S. military installations throughout South Korea, primarily supporting the Department of Defense's facilities maintenance, repair, and modernization efforts. As a prime federal contractor, Kumsung Construction has established itself as a critical partner in sustaining U.S. military infrastructure in the Pacific region, particularly at U.S. Army Garrison Humphreys and other military bases across South Korea.
Through its federal contract awards, Kumsung Construction has performed a wide range of construction and maintenance services for various Department of Defense agencies, including the U.S. Army Pacific Region, Army Installation Management Command, Army Corps of Engineers, Pacific Air Forces, and Army Cyber Command. The company's contract work encompasses infrastructure upgrades such as replacing heating systems, electrical power distribution installations, HVAC repairs, water boiler replacements, drainage system improvements, generator repairs, and facility-specific modifications like installing side walls, repairing parking lots, and upgrading fire pump systems. These contracts consistently demonstrate the company's versatility in handling critical infrastructure projects across multiple military installations. None of Kumsung Construction's federal contract awards have utilized set-aside designations, indicating the company's competitive position in the federal contracting marketplace.
Kumsung Construction holds several significant Indefinite Delivery Vehicle (IDV) contracts that enable ongoing infrastructure support for U.S. military facilities. These include a $245 million multiple-award IDC for general construction, repair, and upgrade of U.S. Forces Korea facilities through October 2028, a $400 million design-build construction services contract with the U.S. Army Corps of Engineers Engineering District Far East running through December 2029, a $45 million design-build construction services contract with the Army Installation Management Command Pacific Region through September 2025, and a $30 million design-build multiple award task order contract with the Army Corps of Engineers through September 2024. These IDVs allow various Department of Defense agencies to issue task orders for a comprehensive range of infrastructure projects, including heating system modernization, electrical upgrades, water boiler replacements, pump station repairs, storm drainage fixes, and general facility maintenance activities classified as "Work Type K" across U.S. military installations in South Korea.
KRTSLFJKT2G8 236116
Not listed 82 Seonhwa-ro, Jung-gu, Daejeon, South Korea
2/13/02 10/20/25 Hanshin Engineering & Construction Co., LTD.
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N15SHYJJERM5 236220
Not listed Not listed 1/27/10 9/2/24