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Hawaiian Dredging Construction Co., Inc., 614 Kapahulu Ave, Honolulu, HI 96815-3891. (contract amount to be shared between 7 contracts (W9128A-04-D-0001 to W9128A-04-D-0007 (-- base year (2 years) and 3 option years (1 year each)).

UEI: SLED_8BBF8AC3420CC1FC

Hawaiian Dredging Construction Co., Inc., 614 Kapahulu Ave, Honolulu, HI 96815-3891. (contract amount to be shared between 7 contracts (W9128A-04-D-0001 to W9128A-04-D-0007 (-- base year (2 years) and 3 option years (1 year each)). is a federal contractor, registered under UEI SLED_8BBF8AC3420CC1FC. It has been awarded $250,000,000 across 1 federal contract. Primary work spans Unknown NAICS. Top awarding agencies include W2SN Endist Honolulu.

Contact Information

Registration and classification details

Registration

UEI Code

SLED_8BBF8AC3420CC1FC

Federal Contracting Overview

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

Key Performance Metrics

Awards Count

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Contracts

Prime · all time

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Sub · all time

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Award Analytics & Distribution

Awards by Agency

W2SN Endist Honolulu$250.0M100%

Awards by NAICS

- Unknown NAICS$250.0M100%

Awards by Agency Over Time

Awards by Place of Performance

Open opportunities in Hawaiian Dredging Construction Co., Inc., 614 Kapahulu Ave, Honolulu, HI 96815-3891. (contract amount to be shared between 7 contracts (W9128A-04-D-0001 to W9128A-04-D-0007 (-- base year (2 years) and 3 option years (1 year each)).'s top NAICS codes and agencies

Kahauiki Stream Maintenance Dredging, Phase 2, Fort Shafter Flats, Oahu, HawaiiThe project is situated at Fort Shafter Flats on Oahu, Hawaii, and involves the maintenance dredging of two sections of Kahauiki Stream, along with the cleaning of two existing concrete culvert drainpipes in one section and an option to replace one of those culverts. The scope includes pre-mobilization activities, strict adherence to environmental regulations, mobilization of temporary construction and dewatering areas, dredging of accumulated sediments, and transport of materials in compliance with environmental best management practices. All dredged material must be tested prior to upland disposal at a private landfill, with transportation and handling procedures following all applicable environmental standards. Demobilization requires full restoration of temporary sites to their original condition. The contract is a design-bid-build procurement under the solicitation number W9128A25RA005, posted on July 15, 2026, with responses due by July 31, 2026. It is a total small business set-aside under NAICS code 237990, managed by the U.S. Army Corps of Engineers through the Office of W2SN Endist Honolulu, with Kristin Schultz as the primary point of contact.

W2SN Endist Honolulu

POSTED

DEADLINE

HALEIWA SMALL BOAT HARBOR MAINTENANCE DREDGING AND REVETTED MOLE REPAIR, HALEIWA, OAHU, HAWAIIThe U.S. Army Corps of Engineers, Honolulu District, is soliciting bids for maintenance dredging and revetted mole repair at Haleiwa Small Boat Harbor on Oahu, Hawaii, under solicitation number W9128A26BA002. The project involves mechanical clamshell dredging to remove approximately 4,260 cubic yards of accumulated sediment within federal harbor limits to restore authorized depths of -12 ft Mean Lower Low Water, with all material transported and disposed of at the South Oahu Offshore Dredged Material Disposal Site. Concurrently, the scope includes the removal of small vegetation and two large trees, filling of voids in the armor stone layer, and resetting a 130-foot section of the revetted mole. The work requires full pre-mobilization, mobilization with temporary construction staging, and demobilization that includes full restoration of the staging area to its original condition. All activities must comply with applicable environmental regulations. The contract will be awarded as a firm fixed-price construction contract using sealed bidding procedures under RFO Part 14, with an estimated value between $1 million and $5 million and a performance period of 200 calendar days. Interested parties must be registered as active vendors in the Procurement Integrated Enterprise Environment and maintain an active status in the System for Award Management. The solicitation is unrestricted with no socioeconomic set-asides and falls under NAICS code 237990. A mandatory site visit is scheduled for July 24, 2026, at 10:00 a.m. HST at the harbor location on Haleiwa Road. Proposals are due by November 11, 2026, and all submissions must be made through the designated federal procurement portal.

W2SN Endist Honolulu

POSTED

DEADLINE

FY25 MCA PN76898 Aircraft Maintenance Hangar, Wheeler Army Airfield, Oahu, HawaiiThe solicitationW9128A26RA004 for the FY25 MCA PN76898 Aircraft Maintenance Hangar at Wheeler Army Airfield in Oahu, Hawaii, is issued by the Department of Defense through the Office of W2SN Endist Honolulu located in Fort Shafter, Hawaii. All proposals must be submitted through the Procurement Integrate Enterprise Environment (PIEE) Solicitation Module, and only vendors registered in PIEE are eligible to respond. Offerors are required to establish a user account with the Proposal Manager role to upload their submissions, following the official vendor registration and proposal posting instructions provided via the PIEE website and training resources. The solicitation was posted on June 25, 2026, and proposals are due by July 18, 2026, with the North American Industry Classification System code 236220 applicable to building construction for commercial and institutional buildings. The primary point of contact for inquiries is Brett Watanabe, with Jennifer Ko as the secondary contact, both reachable through their respective email addresses and phone numbers listed in the solicitation. The work will be performed at the specified location in Hawaii, and no set-aside information is provided.

W2SN Endist Honolulu

POSTED

DEADLINE

Staging Area RestorationThe contract titled Staging Area Restoration requires the restoration of temporary staging areas to their original condition following project completion, with specific tasks including grading the land, revegetating with native plant species, and implementing erosion control measures to ensure environmental stability and compliance with ecological standards. The work is tied to a Department of Defense project in Haleiwa, and the subcontract is open for bids until November 11, 2026, with a North American Industry Classification System code of 561730 indicating it relates to landscape services. All restoration activities must meet environmental guidelines to mitigate impact and promote natural recovery of the area, emphasizing long-term land health and sustainability.

W2SN Endist Honolulu

POSTED

about 1 month ago

DEADLINE

Vegetation and Debris Removal (Mole Site)The contract requires the removal of two large trees, surrounding vegetation, and debris from a revetted mole structure located in Haleiwa, preceding armor stone repairs. All work must be conducted using marine-access methods suitable for the coastal environment, ensuring safe and effective operations without disrupting surrounding waterways. Erosion control measures are mandatory to prevent sediment runoff and protect nearby marine ecosystems during and after the removal process. The effort is part of a larger infrastructure maintenance initiative tied to defense-related facilities, with the work falling under NAICS code 562910 for remediation and waste management services. This subcontract opportunity is open for response until November 11, 2026, and was posted on June 22, 2026, under the Department of Defense’s W2SN Endist Honolulu office. While no set-aside provisions are specified, the project demands specialized expertise in coastal deconstruction, environmental compliance, and marine logistics. All contractors must be prepared to handle hazardous material disposal, secure permit requirements, and coordinate with environmental regulators to maintain regulatory adherence throughout the project lifecycle. The location’s sensitivity necessitates precision in execution to avoid damage to the mole's structural integrity or the adjacent shoreline.

W2SN Endist Honolulu

POSTED

about 1 month ago

DEADLINE

Environmental Compliance and Monitoring ServicesThe contract requires environmental oversight services during dredging and repair activities in Haleiwa, with a focus on ensuring compliance with U.S. Army Corps of Engineers and Environmental Protection Agency regulations. Key responsibilities include conducting sediment testing to assess contaminant levels, implementing real-time turbidity monitoring to protect water quality, and preparing detailed compliance reports that document all environmental conditions and actions taken throughout the project. The work is critical to safeguarding aquatic ecosystems and maintaining regulatory adherence during construction-related disturbances. This subcontract, classified under NAICS code 541620 for environmental consulting services, is issued by the Department of Defense through W2SN Endist Honolulu. The solicitation was posted on June 22, 2026, with responses due by November 11, 2026. All performance must occur at the designated location in Haleiwa, where the contractor will be expected to coordinate closely with federal environmental standards and deliver timely, accurate documentation to support ongoing regulatory reviews and project approvals.

W2SN Endist Honolulu

POSTED

about 1 month ago

DEADLINE

Dredged Material Transportation and DisposalThe contract requires the transportation of 4,260 cubic yards of dredged sediment by barge from Haleiwa to the South Oahu Offshore Dredged Material Disposal Site, with strict adherence to all applicable environmental regulations. The work involves careful handling and movement of material to ensure minimal ecological impact and full compliance with federal and state environmental standards. All operations must be conducted in a manner that safeguards marine life, water quality, and surrounding habitats, with proper documentation and reporting as required. This is a subcontract under the NAICS code 488310 for support services related to marine transportation, issued by the Department of Defense through W2SN Endist Honolulu. The solicitation was posted on June 22, 2026, with responses due by November 11, 2026. Performance is centered in Haleiwa, with the disposal site located offshore south of Oahu. Contractors must possess the necessary vessels, permits, and expertise to execute this specialized marine operation safely and legally, without the use of subcontracting set-asides or specific small business preferences indicated in the posting.

W2SN Endist Honolulu

POSTED

about 1 month ago

DEADLINE

Armor Stone Revetment RepairThe contract involves the repair of approximately 130 feet of a revetted mole structure located in Haleiwa, requiring complete vegetation removal, void filling, and the resetting of armor stone to meet original design specifications. The work is classified under NAICS code 237990 and is structured as a subcontract under the Department of Defense, managed by W2SN Endist Honolulu. All performance must be executed on-site at the specified location, with strict adherence to engineering standards to ensure structural integrity and long-term durability of the revetment. Interested parties must submit proposals by the deadline of November 11, 2026, with no set-aside provisions specified. The project demands specialized expertise in coastal structure restoration, including precise handling of armor stone placement and environmental compliance during vegetation clearing. There is no listed point of contact, and while the exact funding or budget is not disclosed, the scope clearly requires experienced contractors familiar with military infrastructure maintenance and waterfront construction protocols. The opportunity is posted on SAM.gov with a direct link for further details.

W2SN Endist Honolulu

POSTED

about 1 month ago

DEADLINE

Mechanical Dredging ServicesMechanical clamshell dredging services are required to remove approximately 4,260 cubic yards of sediment from Haleiwa Small Boat Harbor, with full responsibility for mobilization, execution of dredging operations, and strict adherence to environmental regulations. The work must be completed in compliance with all applicable standards to minimize ecological impact and ensure the harbor’s operational integrity. This subcontract under NAICS code 238910 is issued by the Department of Defense through W2SN Endist Honolulu, with proposals due by November 11, 2026. All activities are to be performed at the specified location in Haleiwa, and contractors must demonstrate capability in handling sensitive coastal environments while meeting project timelines and technical specifications.

W2SN Endist Honolulu

POSTED

about 1 month ago

DEADLINE

Relocate Schofield Barracks Deep Wells Above Ground, Building 1580, Schofield Barracks, Oahu, HawaiiThe U.S. Army Corps of Engineers, Honolulu District plans to solicit a firm-fixed-price construction contract for the project titled "Relocate Schofield Barracks Deep Wells Above Ground, Building 1580, Schofield Barracks, Oahu, Hawaii." This Design-Bid-Build procurement will follow Best Value Trade Off procedures under FAR Part 15 and is open to all businesses without restrictions. The contract falls under NAICS code 237110, with a small business size standard of $45 million in average annual revenue. The project involves drilling four deep wells approximately 850 feet deep and 26-28 inches in diameter, with pumps and motors relocated above ground and sized to supply at least 2,000 gallons per minute each. To protect the motors, a roof structure or canopy will be constructed. Existing wells and below-ground pumps will remain operational until the new wells can meet peak demand during summer months. The estimated contract value is between $25 million and $100 million with a base period of performance of 1,734 calendar days. Award decisions will be based on past performance, technical approach, small business participation, bonding capability, and price. The contract requires compliance with Project Labor Agreements and associated FAR clauses to ensure labor standards are met. Offerors must be registered in the System for Award Management (SAM) and the Procurement Integrated Enterprise Environment (PIEE) to participate. An organized site visit will be scheduled, with details to be announced. Interested parties are responsible for monitoring any updates to the solicitation, which will not routinely be issued on CD unless necessary. The contracting office is located at Fort Shafter, Hawaii, with Brett Watanabe serving as the primary point of contact.

W2SN Endist Honolulu

POSTED

DEADLINE

FY25 MCA PN76898 Aircraft Maintenance Hangar, Wheeler Army Airfield, Oahu, HawaiiThe U.S. Army Corps of Engineers, Honolulu District, plans to issue a solicitation for the design and construction of a new Aircraft Maintenance Hangar at Wheeler Army Airfield in Oahu, Hawaii. This Design-Bid-Build contract will be awarded using Best Value Trade Off procedures and is an unrestricted procurement under NAICS code 236220. The contract type is firm-fixed-price, with an estimated project value between $100 million and $250 million, and an anticipated period of performance of approximately 1,186 calendar days. The project aims to replace aging fixed-wing hangars from the 1930s with a modern facility to support Combat Aviation Brigade operations and future Army aviation platforms. The scope includes construction of the hangar itself along with associated maintenance shops, administration areas, hazardous material and fuel storage buildings, covered storage for ground support equipment, specialized security and fire protection systems, and infrastructure improvements such as site development, utilities, lighting, and landscaping. The project must comply with National Fire Protection Association (NFPA), International Building Code (IBC), National Electrical Code (NEC), and applicable Unified Facilities Criteria (UFC), alongside the Army’s standard aircraft maintenance hangar design. Evaluation criteria for award will include past performance, technical approach, small business participation, and price. In compliance with federal regulations, Project Labor Agreements will be required. Prospective offerors must register with the Procurement Integrated Enterprise Environment (PIEE) and the System for Award Management (SAM) to participate. An organized site visit will be scheduled, and all changes to the solicitation will be posted through official channels. The contracting activity is managed by the W2SN Endist Honolulu office located at Fort Shafter, Hawaii, with primary inquiries directed to the identified point of contact.

W2SN Endist Honolulu

POSTED

DEADLINE