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HAMASAKI CONSTRUCTION LLC

Subsidiary ofHAMASAKI CONSTRUCTION LLCUEI: MEKNL592ZHM6CAGE: 86WQ8

HAMASAKI CONSTRUCTION LLC is a federal contractor, registered under UEI MEKNL592ZHM6 and CAGE code 86WQ8. It has been awarded $6,745,643 in federal contracts. Primary work spans Commercial and Institutional Building Construction, Roofing Contractors, and Electrical Contractors and Other Wiring Installation Contractors. Top awarding agencies include Department Of Defense, General Services Administration, and Department Of Homeland Security.

Contact Information

Registration and classification details

Registration

UEI Code

MEKNL592ZHM6

CAGE Code

86WQ8

Entity Structure

Corporate Entity (Not Tax Exempt)

Established

N/A

Business Classifications

For Profit OrganizationLimited Liability CompanyMinority-Owned BusinessAsian-Pacific American OwnedSelf Certified Small Disadvantaged BusinessDOT Certified DBE

NAICS Codes

236115New Single-Family Housing Construction (except For-Sale Builders)
236116New Multifamily Housing Construction (except For-Sale Builders)
236117New Housing For-Sale Builders
236118Residential Remodelers
236210Industrial Building Construction
+14 more

Federal Contracting Overview

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

AI Capability Profile

HAMASAKI CONSTRUCTION LLC specializes in commercial and institutional building construction, with demonstrated expertise in facility repairs, tenant improvements, and hazardous material abatement. The contractor delivers precise execution of structural renovations, including ACM and LBP-LCM abatemen...

HAMASAKI CONSTRUCTION LLC specializes in commercial and institutional building construction, with demonstrated expertise in facility repairs, tenant improvements, and hazardous material abatement. The contractor delivers precise execution of structural renovations, including ACM and LBP-LCM abatement, K9 suite installations, and guard shack relocations, often within active federal operational environments. Their technical proficiency spans asbestos and lead-based paint remediation, site preparation for critical infrastructure, and mission-critical facility upgrades under stringent safety and regulatory protocols. A key differentiator is their ability to perform complex, high-integrity work in sensitive locations such as military training areas and federal airports, requiring coordination with multiple stakeholders while maintaining operational continuity. The company has established a consistent presence with the Department of Defense and the General Services Administration, delivering facility maintenance and modernization projects that support national security and federal service delivery. For the DoD, they execute site-specific repairs and infrastructure reconfigurations at remote installations, while for GSA, they focus on tenant improvements and environmental compliance at federal buildings, demonstrating reliability in mission-aligned construction environments. Their primary industry focus is commercial and institutional building construction (NAICS 236220), with supplemental experience in site preparation and specialized construction tasks. This positions them as a niche provider for federal agencies requiring precision renovation, environmental remediation, and facility adaptation within constrained operational timelines and regulatory frameworks. HAMASAKI CONSTRUCTION LLC is a small, locally based entity headquartered in Aiea, Hawaii, with no federal certifications on record. Their geographic footprint is concentrated in Hawaii, where they serve as a responsive, on-island contractor for federal and defense installations. Their market positioning reflects deep familiarity with regional construction challenges and federal compliance standards in island-based infrastructure environments.

Key Performance Metrics

Awards Count

20

All time

Active

8

Currently performing

Completed

12

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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Open opportunities in HAMASAKI CONSTRUCTION LLC's top NAICS codes and agencies

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, categorized under NAICS code 236220, specifically calls for bids from Disadvantaged Business Enterprise (DBE) subcontractors. The solicitation was posted on October 20, 2026, with a response deadline of November 4, 2026. The project area for subcontracting opportunities is identified as Riverside or Los Angeles. Compliance with strict Disadvantaged Business Enterprise requirements is mandatory to secure project financing, and failure to meet these standards will result in a bid being deemed non-responsive. Bidders must demonstrate Good Faith Efforts (GFE), including proof of posting solicitations in an online publication for 30 consecutive calendar days and in a print newspaper for at least one day prior to the bid opening. Additionally, bidders must provide proof of utilizing the Small Business Administration and the Minority Business Development Agency within their bid package. While outreach documentation may be submitted up to three business days after the bid closing, the publicity and agency assistance proofs must be included at the time of submission.
RT CONTRACTOR CORP

POSTED

about 7 hours ago

DEADLINE

in 14 days
View Details
NAICS: 238210
New
Transformer Oil Testing Services
Solicitation # RFP-VC-26-010
The Inland Empire Utilities Agency is soliciting proposals under RFP-VC-26-010 for transformer oil testing services to enhance the reliability, safety, and maintainability of its transformers. The scope of work is divided into three primary areas: conducting visual and infrared thermographic inspections to identify thermal anomalies, installing standardized external oil sampling devices for safer collection, and performing detailed oil testing analysis. Additionally, the contractor is required to evaluate nitrogen blanket systems to ensure positive pressure is maintained, provide on-site training for agency staff on inspection tools, and develop comprehensive standard operating procedures. All work must adhere to strict technical and safety standards, including ASNT Level 1 certification for thermography, ASTM D923 and D924 for oil sampling, and NFPA 70E safety protocols. The agency intends to make a single award to the most capable and cost-effective offeror, evaluating candidates based on their staffing plan, personnel availability, fee structure, and a proven track record of performing similar projects for utilities or industrial facilities. Proposals must be submitted electronically via PlanetBids by December 23, 2026, and must include a detailed project approach, company profile, and required certifications such as non-collusion and workers compensation. The resulting contract will feature fixed pricing for an initial term with potential one-year extensions. Awardees must comply with California Labor Code prevailing wage requirements and maintain strict confidentiality regarding all agency reports and data.
Inland Empire Utilities Agency

POSTED

about 7 hours ago

DEADLINE

in 2 months
View Details
NAICS: 238160
New
Inland Empire Job Corps-Request for Quote Roof Design & Build
Solicitation # inland-empire-job-corps-request-quote-roof-design-build
Management & Training Corporation is seeking quotes for a fixed-price design-build subcontract to construct an over-build enclosure for the lower roof of Building G at the Inland Empire Job Corps Center in San Bernardino, California. The project covers approximately 800 gross square feet and requires the design and installation of a framing system, a 60 mil EPDM single-ply roofing system with a 3% slope, and three LED strip light fixtures, including one emergency backup. All work must comply with OSHA 29 CFR Part 1926, the Architectural Barriers Act Accessibility Standard of 2007, and Job Corps sustainability guidelines. The total period of performance is 240 days, with a requirement to complete the work within 100 consecutive business days following the Notice to Proceed. Bids are due by November 2, 2026, and will be awarded based on overall best value. Interested bidders must conduct a physical site visit and submit a signed attendance roster to be considered. Required submission documents include the MTC Bid for Lump Sum Contract form, a detailed cost breakout, and a bid bond equal to 20% of the base bid for any quote equal to or exceeding $25,000. Awarded contractors must provide performance and payment bonds for projects over $25,000, maintain specific insurance minimums, and adhere to California prevailing wage rates with weekly certified payroll reporting. Additionally, contracts valued at $40,000 or more are subject to FFATA reporting requirements.
Inland Empire Job Corps

POSTED

about 7 hours ago

DEADLINE

in 13 days
View Details
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 primary project involves a 12,920 square foot multi-story steel frame laboratory and office facility featuring a shallow foundation, metal standing seam roof, and masonry and metal panel exterior walls. This scope encompasses comprehensive site preparations, including landscaping, parking, exterior lighting, telecommunications, and the installation of underground stormwater retention and utility systems. An additional option for the P1016 facility includes a 17,978 square foot laboratory with similar structural specifications and the demolition of an existing 548 square meter engineering facility. The solicitation is open to various small business designations, including SDB, WOSB, HUBZone, and VOSB. Bidders must adhere to Davis Bacon Wage Rates, and the project is exempt from sales tax. Pricing is requested across a wide array of trades, including demolition, abatement, structural steel, mechanical, electrical, plumbing, and fire protection, among others. Interested parties must contact the primary point of contact to receive the formal bid invitation and documents via Building Connected before the response deadline of November 30, 2026.
J&J CONTRACTORS, INC.

POSTED

about 7 hours ago

DEADLINE

in about 1 month
View Details
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 an upgraded 2.0 million gallons per day wastewater treatment plant located at 41901 Walnut Avenue in Greenfield, California. The project, managed by C. Overaa & Co., has a total duration of 915 calendar days and is divided into four distinct phases: site preparation including soil stabilization and facility relocation; construction of 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 for water and sewer services. A critical requirement of the project is maintaining the existing plant in service during the first two phases while ensuring compliance with General Order/NOA standards. This solicitation is open to small businesses, including certified veteran, women, and disadvantaged business enterprises, with a specific local hiring goal requiring 50 percent of the construction workforce to be residents of Monterey, San Benito, or Santa Cruz counties. Subcontractors must utilize the Textura electronic invoicing system and are responsible for associated service fees. Bids are due by November 10, 2026, following a mandatory pre-bid meeting held on October 5, 2026. Award acceptance is conditioned upon the subcontractor's full agreement to Overaa standard terms, including potential 100 percent performance and labor bonds and specific workers compensation insurance waiver of subrogation endorsements.
C. Overaa & Co.

POSTED

about 7 hours ago

DEADLINE

in 20 days
View Details
NAICS: 238210
New
Centennial JCC Emergency Lighting Replacement, Upgrade, Testing & Maintenance Services
Solicitation # centennial-jcc-emergency-lighting-replacement-upgrade-testing-maintenance-services
Management and Training Corporation is soliciting bids for a fixed-price, single lump sum contract to provide emergency lighting replacement, upgrade, testing, and maintenance services at the Centennial Job Corps Center in Nampa, Idaho. The project involves a qualified electrical contractor inspecting, testing, repairing, and certifying emergency lighting systems across the facility, including the cafeteria, recreation building, and dormitories. Key tasks include performing functional tests by simulating utility outages, replacing failed ballasts with LED-compatible versions, and applying durable labels to fixtures for future tracking. The contractor must ensure full compliance with NFPA 101 (2024 Edition) and NFPA 70 standards, integrate recurring maintenance into the center's Computerized Maintenance Management System, and provide certificates of disposal for hazardous materials. The estimated contract value ranges from $25,000 to $100,000, with a performance period of 30 business days following the Notice to Proceed. Bids are due by December 1, 2026, and must include a detailed cost breakout and a mandatory physical site visit. For bids of $25,000 or more, a bid bond of 20% is required, and the awarded contractor must provide performance and payment bonds from a surety with at least an A- rating. This solicitation is set aside for small businesses and various SBA-certified categories. Award decisions will be based on overall best value. Compliance requirements include adherence to the Davis-Bacon Act, Federal Contractor Minimum Wage, and FAR regulations regarding work hours, safety standards, and the Buy American Act.
Management & Training Corporation/Centennial Job Corps Center

POSTED

about 7 hours ago

DEADLINE

in about 1 month
View Details