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SEIKITOKYU KOGYO CO., LTD.

UEI: UDLYBEC4HR79CAGE: JSDQ5

SEIKITOKYU KOGYO CO., LTD. is a federal contractor, registered under UEI UDLYBEC4HR79 and CAGE code JSDQ5. It has been awarded $4,773,426 in federal contracts. Primary work spans Commercial and Institutional Building Construction, Water Supply and Irrigation Systems, and Painting and Wall Covering Contractors. Top awarding agencies include Department Of Defense.

Contact Information

Registration and classification details

Registration

UEI Code

UDLYBEC4HR79

CAGE Code

JSDQ5

Entity Structure

Corporate Entity (Tax Exempt)

Established

N/A

Business Classifications

For Profit OrganizationForeign Owned

NAICS Codes

236210Industrial Building Construction
236220Commercial and Institutional Building Construction
237110Water and Sewer Line and Related Structures Construction
237310Highway, Street, and Bridge Construction(Primary)
237990Other Heavy and Civil Engineering Construction
+2 more

Federal Contracting Overview

Award totals, agency breakdown, NAICS distribution, and geographic footprint.

AI Capability Profile

SEIKITOKYU KOGYO CO., LTD. specializes in the construction and repair of critical infrastructure facilities, with demonstrated expertise in commercial and institutional building construction, particularly for defense-related applications. Their work on the SRM repair of ammunition storage facilities...

SEIKITOKYU KOGYO CO., LTD. specializes in the construction and repair of critical infrastructure facilities, with demonstrated expertise in commercial and institutional building construction, particularly for defense-related applications. Their work on the SRM repair of ammunition storage facilities at Akizuki and Hiro, Japan, reflects technical proficiency in secure munitions infrastructure, including structural reinforcement, blast mitigation, environmental controls, and compliance with military safety standards. The contractor brings hands-on experience in executing high-integrity construction projects under stringent operational and security constraints, indicating specialized knowledge in defense facility retrofitting, hazardous material handling protocols, and military-grade construction methodologies. Their ability to deliver complex repairs in sensitive locations suggests strong project management discipline, adherence to military specifications, and experience navigating secure procurement environments. The contractor has performed work for the Department of Defense, specifically on mission-critical storage and ordnance facilities, indicating a focused relationship with defense infrastructure programs. While no other agencies are identified in the award history, their sole DoD contract demonstrates capacity to support defense logistics and munitions sustainment operations through facility modernization and repair. Their primary industry focus is in NAICS 236220, which encompasses the construction of non-residential buildings requiring robust structural integrity and regulatory compliance. This positions them as a niche player in defense and institutional facility construction, particularly in the repair and upgrade of hardened structures. Though their award history is limited, their project scope reveals a clear vertical specialization in secure military infrastructure rather than general commercial construction. SEIKITOKYU KOGYO CO., LTD. is headquartered in Hiroshima, Japan, with no publicly listed government certifications. The company operates as a regional contractor with direct experience in U.S. defense facility projects, suggesting a strategic role in supporting DoD installations in the Indo-Pacific region. Their business profile reflects a focused, technically proficient firm with specialized capabilities in defense infrastructure repair and construction.

Key Performance Metrics

Awards Count

3

All time

Active

0

Currently performing

Completed

3

Past period of performance

Total Awards

All time

Contracts

Prime · all time

Subcontracts

Sub · all time

Grants

Prime · all time

Subgrants

Sub · all time

Award Analytics & Distribution

Awards by Agency
Awards by NAICS
Awards by Agency Over Time
Awards by Place of Performance

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NAICS: 236220
New
Federal
Z1DA-- 460-26-004 | Wilmington VAMC Roof Replacement | NCO 4 Construction East (VA-26-00029152)
Solicitation # 36C24426B0015
Solicitation 36C24426B0015 is a firm-fixed price construction contract issued by the Department of Veterans Affairs Network Contracting Office 4 for the removal and replacement of Roof 3D, the Physical Therapy Roof, Roof 10, and Roof 11 at the Wilmington VA Healthcare System in Delaware. The project has an estimated magnitude between $250,000 and $500,000 and is set aside 100% for Service-Disabled Veteran-Owned Small Businesses (SDVOSB). The scope of work includes demolition of existing roofing and insulation, installation of 60 Mil Elevate RubberGard EPDM LS-FR white low-slope fire retardant roofing material or equivalent, and the repair of roof drains. The completed installation must meet high wind zone design requirements and include a minimum 20-year warranty against leaks. Award will be granted to the responsive and responsible bidder offering the lowest price. Eligible bidders must be registered in SAM, VETCERT, and the VETS-4212 database. The contractor is required to provide performance and payment bonds and adhere to Davis-Bacon Act Wage Determination DE20260008. Strict safety standards are mandated, including the presence of an OSHA-certified competent person on-site and 10-hour OSHA certification for all employees. Performance must begin within 10 calendar days of award and be completed within 30 calendar days, with work performed Monday through Friday from 7:00 AM to 5:00 PM. Following multiple amendments, the final bid opening was rescheduled for October 21, 2026.
244-NETWORK Contract Office 4 (36C244)

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about 2 hours ago

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NAICS: 236220
New
Construction of the Recharge Master Plan Update Basin Improvements Project Montclair Basin Improvements
Solicitation # construction-recharge-master-plan-update-basin-improvements-project-montclair-basin-improvements-2
The Construction of the Recharge Master Plan Update Basin Improvements Project Montclair Basin Improvements is a solicitation issued by RT Contractor Corp for a project under the Inland Empire Utilities Agency in California. This opportunity is specifically set aside for Disadvantaged Business Enterprises (DBE) under the Department of Transportation, with a response deadline of November 4, 2026. The project falls under NAICS code 236220 and focuses on basin improvements within the Riverside or Los Angeles project areas. A critical component of this solicitation is strict adherence to six Good Faith Effort (GFE) requirements designed to ensure DBE participation and secure project financing. Bidders must provide proof of GFE #2, which requires posting solicitations in an online publication for 30 consecutive calendar days and in a print newspaper for one day, as well as proof of GFE #5, involving the utilization of the Small Business Administration (SBA) and the Minority Business Development Agency (MBDA). Failure to submit documentation for these two specific efforts within the bid package will result in the proposal being deemed non-responsive. Additionally, outreach documentation for GFE #1 may be submitted up to three business days after the bid closing date.
RT CONTRACTOR CORP

POSTED

about 8 hours ago

DEADLINE

in 14 days
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NAICS: 236220
New
P084 NEXT GENERATION TORPEDO INTEGRATION LAB & P1016 Consolidated RDT&E Systems Facility – Newport, RI
Solicitation # p084-next-generation-torpedo-integration-lab-p1016-consolidated-rdte-systems-facility-newport-ri
J&J Contractors, Inc. is soliciting bids for the construction of the Next Generation Torpedo Integration Lab and the P1016 Consolidated RDT&E Systems Facility in Newport, Rhode Island. The project involves the development of a 12,920 square foot multi-story steel frame laboratory and office facility, as well as an optional 17,978 square foot laboratory facility. Construction features include shallow foundations, metal standing seam roofs, and exterior walls composed of masonry and metal panels. The scope of work encompasses comprehensive site preparations, including landscaping, parking, exterior lighting, and the installation of underground stormwater retention and utility systems. Additionally, the project requires the demolition of Building 1272T, a 548 square meter engineering facility. Pricing is requested across a wide array of trades, including demolition, abatement, concrete, masonry, structural and miscellaneous metals, millwork, roofing, drywall, flooring, painting, elevator installation, fire protection, plumbing, mechanical, electrical, sitework, and crane services. This is a small business set-aside solicitation subject to Davis Bacon Wage Rates and is exempt from sales tax. Interested parties must contact the primary point of contact to receive bid invitations and documents via Building Connected. The response deadline for this solicitation is November 30, 2026.
J&J CONTRACTORS, INC.

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about 8 hours ago

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in about 1 month
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NAICS: 236220
New
CITY OF GREENFIELD WASTEWATER TREATMENT PLANT UPGRADE PROJECT
Solicitation # city-greenfield-wastewater-treatment-plant-upgrade-project
The City of Greenfield Wastewater Treatment Plant Upgrade Project involves the construction of a new 2.0 million gallons per day facility located on the northeast end of Walnut Avenue in Greenfield, California. The project scope is divided into four distinct phases: site preparation involving soil stabilization and utility relocation; construction of the plant including a packaged Membrane Bioreactor treatment plant, headworks, UV disinfection, and SCADA systems; decommissioning and demolition of existing facilities; and the completion of finish facilities including the Walnut Avenue extension. The total duration for the project is 915 calendar days, with a critical requirement to maintain existing plant services and regulatory compliance throughout the first two phases. Managed by C. Overaa & Co., the solicitation is open to various small and disadvantaged business enterprises, including DBE, SDVOSB, and WOSB. A significant local hiring goal requires that 50 percent of the total construction workforce be residents of Monterey, San Benito, or Santa Cruz counties. Subcontractors must utilize the Textura electronic system for invoicing and payments and are required to accept the standard Overaa agreement without modification. Key milestones include a mandatory pre-bid meeting on October 5, 2026, with bid submission deadlines listed as either October 28 or November 10, 2026.
C. Overaa & Co.

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about 8 hours ago

DEADLINE

in 20 days
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NAICS: 236220
New
P1102 Weapons Magazine and Ordnance Operations Facility, Naval Submarine Base New London, Groton, Connecticut
Solicitation # p1102-weapons-magazine-ordnance-operations-facility-naval-submarine-base-new-london-groton
This solicitation issued by J & J Contractors, Inc. seeks pricing for the P1102 Weapons Magazine and Ordnance Operations Facility project at the Naval Submarine Base New London in Groton, Connecticut. The project has a duration of 1828 calendar days and involves the construction of six Containerized Long Weapons Storage units, two Box G magazines, and one Box H earth-covered high-explosive magazine. The scope includes comprehensive site work such as clearing, rock excavation, grading, and wetland mitigation, as well as the construction of an Ordnance Operations building, a Truck Inspection area, and a Sentry building. Demolition of 18 existing magazines and buildings 524 and 393 is also required. Technical requirements encompass a wide range of trades including demolition, abatement, concrete, structural steel, roofing, electrical, plumbing, and mechanical systems. Specialized construction features include rigid inclusions, load transfer mats, grounding and lightning protection, and intrusion detection systems. The project also involves installing primary and secondary electrical distribution, telecommunications infrastructure, access roads, and landscaping. This opportunity is set aside for various small business categories, and interested parties must contact the primary point of contact by the October 31, 2026, deadline to receive bid documents.
J & J Contractors, Inc

POSTED

about 8 hours ago

DEADLINE

in 10 days
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