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THOMA-SEA MARINE CONSTRUCTORS, L.L.C. Houma LA USA

UEI: SLED_01CB79EC000D5C61

THOMA-SEA MARINE CONSTRUCTORS, L.L.C. Houma LA USA is a federal contractor, registered under UEI SLED_01CB79EC000D5C61. It has been awarded $356,165,760 in federal contracts. Primary work spans Ship Building and Repairing. Top awarding agencies include Department Of Defense.

Contact Information

Registration and classification details

Registration

UEI Code

SLED_01CB79EC000D5C61

Federal Contracting Overview

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

AI Capability Profile

Thoma-Sea Marine Constructors, LLC specializes in marine construction and vessel development. Their technical expertise includes executing complex project phases under firm-fixed-price arrangements, specifically within competitive down-select environments for naval applications. The company works w...

Key Performance Metrics

Awards Count

2

All time

Active

0

Currently performing

Completed

0

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

Department Of Defense$356.2M100%

Awards by NAICS

336611 - Ship Building and Repairing$356.2M100%

Awards by Agency Over Time

Awards by Place of Performance

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F&W, 2018 Munson Packman Boat Repower project

Solicitation # 2018 Munson Packman Boat Repower

The Confederated Tribes of the Colville Reservation is soliciting proposals for the complete repower of a 30 foot Munson landing craft. The selected contractor will be responsible for the decommissioning and removal of two existing Honda BF250A outboard engines and the procurement and installation of two new Honda BF250D Drive-by-Wire outboards. The scope of work is divided into six phases, encompassing structural transom inspections, the installation of Honda iST electronic control heads at dual helm stations, integration with the SeaStar Power Assist steering system, and a comprehensive fuel system overhaul using USCG Type A1-15 lines. The project concludes with NMEA 2000 network integration, digital gauge installation, and a minimum two hour sea trial to validate performance and safety protocols. To ensure factory warranty coverage, the contractor must maintain active Honda Marine Authorized Dealer or Service Center status. The vessel will be delivered via trailer to the contractor facility, which must provide a secure, fenced yard or indoor shop. Award evaluation is based on a weighted criteria of cost, technical expertise, and TERO status, with a preference for Colville Business Enterprises. Proposals must be submitted in PDF format by November 13, 2026. Final contracts are subject to tribal appropriation and may require a performance bond for values exceeding 100,000 dollars or a 25 percent retainage.

Confederated Tribes of the Colville Reservation

POSTED

about 10 hours ago

DEADLINE

CONSOL Station InstallationThis subcontract involves the engineering, fabrication, and installation of three Cargo Operations at Sea receiving stations for prime contractors supporting Military Sealift Command tanker projects. The scope of work includes the installation of receiving stations equipped with ROBB or NATO couplings, as well as the integration of swivel joint assemblies, cleats, staples, and line paddley in accordance with drawing 803-2213159G. Additionally, the contractor is responsible for installing hard points for span wires to ensure full operational functionality. Managed by the Department of Defense through Mschq Norfolk under NAICS code 336611, the project culminates in the delivery of three fully installed and tested receiving stations. The solicitation was posted on October 20, 2026, with a response deadline of November 3, 2026.

POSTED

about 13 hours ago

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Deck Equipment & Towing SystemsThis subcontract opportunity, titled Deck Equipment and Towing Systems, involves providing specialized maintenance and installation services for towing and deck hardware. Working under prime contractors for USCG Surface Force Logistics Center dry-dock projects in San Francisco, the selected provider will be responsible for inspecting towline reels and towing system components, as well as the removal and installation of tow reels utilizing heavy lifting gear. The project is issued by the Department of Homeland Security under agency CG-SEA-C23 and is designated as a total Small Business Set Aside. Interested parties must respond by October 29, 2026, for this requirement categorized under NAICS code 336611.

POSTED

about 13 hours ago

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Engine & Machinery InstallationThis subcontract, titled Engine and Machinery Installation, involves providing specialized technical services for prime contractors on USCG Surface Force Logistics Center dry-dock projects in San Francisco. The scope of work focuses on the removal and installation of primary propulsion and power generation machinery, specifically main diesel engines and reduction gears. Additionally, the contractor is responsible for performing precise laser alignment of engines to MEPS generators and jet drives, ensuring all installed machinery is delivered with completed open and inspect reports. Managed by the Department of Homeland Security under agency CG-SEA-C23, this opportunity is designated as a total Small Business Set Aside under NAICS code 336611. The solicitation was posted on October 20, 2026, with a response deadline of October 29, 2026.

POSTED

about 13 hours ago

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Propulsion & Mechanical Systems (Jet Drives)This small business set-aside subcontract involves the inspection, service, and maintenance of water jet propulsion systems for prime contractors supporting USCG Surface Force Logistics Center dry-dock projects. The scope of work includes the renewal of jet drive anodes and the preservation of water jet drives utilizing specialized tooling, culminating in the delivery of serviced equipment accompanied by detailed open and inspect reports. Managed by the Department of Homeland Security under agency CG-SEA-C23, the work is to be performed in San Francisco, California. The opportunity is categorized under NAICS code 336611, with a response deadline set for October 29, 2026.

POSTED

about 13 hours ago

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USCG STA SAN FRANCISCO (45667) FY27 DD REPAIRS

Solicitation # 70Z04027SSBPL27408

The Department of Homeland Security, through the U.S. Coast Guard Surface Force Logistics Center in Norfolk, Virginia, has issued a Sources Sought Notice under solicitation number 70Z04027SSBPL27408 for market research purposes. The objective is to identify capable sources for the FY27 dry-dock repairs of the USCG STA SAN FRANCISCO (45667), with work scheduled to begin on April 19, 2027. The project is anticipated to have a period of performance of approximately 92 calendar days and must be executed at the contractor's own dry dock facility. If a formal solicitation is issued, the government intends to award one contract on a firm-fixed price basis. This opportunity is designated as a Small Business Set Aside under NAICS code 336611. Interested respondents must submit their capabilities by October 29, 2026, to Troy Elliott. Required submission details include company identification, UEI number, business size certifications, a technical statement on how the work will be performed, and evidence of past performance on projects of similar scope. The government will consider economic factors such as crew lodging, messing, fuel, and travel as part of the award evaluation. Respondents are cautioned that no proprietary or sensitive information should be included in their responses.

POSTED

about 13 hours ago

DEADLINE

Intent to Sole Source: INSTALL RETROFIT KIT ON HPAC #1&2

Solicitation # N4215827QS0002

Norfolk Naval Shipyard intends to sole source solicitation N4215827QS0002 for the installation and testing of input module replacements on the #1 and #2 High Pressure Air Compressors (HPAC) onboard a Virginia Class Submarine. The work is scheduled for a period of performance in March 2027 and will be performed in Portsmouth, Virginia. Award will be based on the Lowest Price Technically Acceptable (LPTA) basis, requiring vendors to be registered in the System for Award Management (SAM) and provide a detailed, unpriced capabilities statement for technical review. Quotes must be submitted in Microsoft Word, Excel, or PDF format and include pricing, business size, payment terms, and a point of contact, with shipping terms specified as FOB Destination. The requirement incorporates various FAR and DFARS clauses, including strict cybersecurity and information safeguarding standards such as NIST SP 800-171 and DFARS 252.204-7012. All technical work must adhere to the provided Statement of Work, and responses are due by October 21, 2026.

Norfolk Naval Shipyard Gf

POSTED

about 13 hours ago

DEADLINE

in about 16 hours

USCGC CROCODILE DD2 FY27 #1 MDE W5

Solicitation # 70Z08027PBPLCROCODILE

The Department of Homeland Security, through the U.S. Coast Guard Surface Forces Logistics Center, has issued a Sources Sought Notice under solicitation number 70Z08027PBPLCROCODILE to conduct market research for drydock and dockside repairs to the USCGC CROCODILE (WPB-87369). This notice is intended to identify capable sources, determine the availability of suitable commercial items, and understand current commercial practices to inform future competition and set-aside decisions. The anticipated scope of work includes 34 specific items, such as Main Diesel Engine W-5 maintenance, propulsion shaft and rudder assembly renewal, 100 percent underwater body and hull plating preservation, tank cleaning, and the provision of drydocking and sea trial support. The anticipated period of performance is 63 calendar days, scheduled from April 20, 2027, to June 22, 2027. All work is to be performed at the contractor's facility with no geographical restrictions. Interested firms under NAICS code 336611, which has a size standard of 1,300 employees, must submit capability statements, business size certifications, and past performance information by October 21, 2026. This notice does not constitute a formal solicitation or an obligation for the government to take further action, and potential offerors are advised to monitor Sam.gov for any future solicitations.

POSTED

about 13 hours ago

DEADLINE

in about 14 hours

TRANSMITTER, RUDDER ANG

Solicitation # SPE4A6-26-T-30WD

Solicitation SPE4A6-26-T-30WD is a fixed-price request for quotations issued by the DLA Aviation ASC Commodities Division for the procurement of two rudder angle transmitters. The required hardware is identified by NSN 6320002389973 and specifically references Dynalec Corporation part number 2N12TA (IC4BG20-3). This is designated as a critical application item with a required delivery date of January 25, 2028, and a delivery timeline of 487 days after order. Delivery is set as FOB Origin, with inspection and acceptance occurring at the destination, specifically the DLA Distribution New Cumberland facility in Pennsylvania. The contract mandates strict adherence to quality and technical standards, including MIL-STD-129 for marking and MIL-STD-2073-1E for packaging. Quality assurance will be conducted using zero-based sampling plans per MIL-STD-1916 or ASQ H1331. A significant environmental restriction prohibits the intentional addition of mercury or mercury-containing compounds to the hardware, except for specific functional exceptions. Administrative requirements include the use of the Wide Area Workflow system for invoicing and compliance with the Buy American Act and Berry Amendment. Offers involving additive manufacturing are ineligible for award.

ASC COMMODITIES DIVISION

POSTED

DEADLINE

WINDSHIELD WIPER ASSEM

Solicitation # SPE7M4-27-T-0338

Solicitation SPE7M4-27-T-0338 is a fixed-price request for quotations issued by the DLA Weapons Support Fluid Handling Division for one windshield wiper assembly, NSN 2090-01-196-0072, part number KS-9180-G. The requirement specifies a need ship date of February 21, 2027, with an original required delivery date of October 31, 2027. Delivery is established as FOB Origin, with inspection and acceptance occurring at the destination, DLA Distribution Warner Robins at Robins AFB, Georgia. The contract mandates strict adherence to DLA packaging and marking standards, specifically MIL-STD-129 and RP001, with ASTM D3951 serving as the general packaging standard unless superseded by the DLA Master List of Technical and Quality Requirements. Special environmental restrictions prohibit the intentional addition of mercury or mercury-containing compounds to the hardware. Compliance is required for various federal regulations, including the Buy American Act, the Berry Amendment, and NIST SP 800-171 cybersecurity assessment requirements. Invoicing and payment must be processed electronically through the Wide Area WorkFlow system.

DLA WEAPONS SUPPORT FLUID HANDLING DIVISION

POSTED

DEADLINE

Solicitation # SPE7L1-27-T-1746

Solicitation SPE7L1-27-T-1746 is a request for quotations issued by the DLA Weapons Support Land Supply Chain for the procurement of 37 angle valves, identified by NSN 4820002789870. This is a restricted source item designated for critical application, requiring engineering source approval by the Government Design Control Activity. The procurement references Milwaukee Valve Company part numbers 1023-001H-1 1/2 and 1023-001J-1 1/2. Delivery is required within 152 days, with the destination for both inspection and acceptance being the Distribution Depot Puget Sound in Bremerton, Washington. The contract mandates strict adherence to quality and environmental standards, including the prohibition of Class I ozone depleting chemicals and specific restrictions on mercury and mercury-containing compounds per NAVSEA 5100-003D. Packaging and marking must comply with MIL-STD-2073-1E, MIL-STD-129, and DLA packaging requirement RP001. Administrative requirements include the use of the Wide Area WorkFlow system for invoicing and compliance with various DFARS and FAR clauses regarding cybersecurity, domestic material preferences, and the prohibition of covered defense telecommunications equipment. The acquisition falls under NAICS code 336611.

DLA WEAPONS SUPPORT LAND SUPPLY CHAIN

POSTED

DEADLINE

CYLINDER, HYDRAULIC ACC

Solicitation # SPE7M0-27-T-0456

This fixed-price solicitation, issued by the DLA Weapons Support Maritime Supply Chain ESOC Buys, is for the procurement of one hydraulic accumulator cylinder (NSN 2090-01-450-1199). The item is to be delivered to the Puget Sound Naval Shipyard IMF in Bremerton, Washington, with an original required delivery date of September 28, 2026. The procurement requires adherence to Technical Data Package Rev A Gen 2 and Basic Drawing NR 53711 6405530 Revision E. Delivery must be made via the fastest traceable means, and the contract specifies destination inspection and acceptance under FAR 52.246-2. The contract mandates strict compliance with several technical and regulatory standards, including MIL-STD-129 for marking, MIL-STD-130 for Item Unique Identification (IUID), and RP001 for DLA packaging requirements. There are significant restrictions on the use of mercury and a requirement for the safeguarding of covered defense information per DFARS 252.204-7012. Additionally, the item contains technical data subject to ITAR or EAR export controls, requiring contractors to have approved JCP certification and specific DLA authorizations. Payment and invoicing must be processed electronically through the Wide Area WorkFlow (WAWF) system.

DLA WEAPONS SUPPORT MARITIME SUPPLY CHAIN ESOC BUYS

POSTED

DEADLINE

BLADE SET, WINDSHIEL

Solicitation # SPE7M4-27-T-1455

Solicitation SPE7M4-27-T-1455 is issued by the DLA Weapons Support Fluid Handling Division for the procurement of 30 windshield blade sets, identified by NSN 2090-01-656-3527 and part number RC520918. The requirement is categorized under NAICS code 336611. Delivery is required within 20 days after order, with an original required delivery date of July 20, 2026. The items are to be shipped FOB Origin to the Commander, SFLC SBPL in Baltimore, Maryland, with both inspection and acceptance occurring at the destination. The contract mandates strict adherence to MIL-STD-2073-1E for packaging and MIL-STD-129 for marking, alongside DLA packaging requirements RP001. Technical and quality standards are governed by the DLA Master List via RA001. Payment and invoicing must be processed electronically through the Wide Area WorkFlow system. Key regulatory compliance includes the Buy American Act, the Berry Amendment, and various FAR and DFARS clauses regarding small business representations, hazardous material labeling under 29 CFR 1910.1200, and cybersecurity safeguarding under DFARS 252.204-7012.

DLA WEAPONS SUPPORT FLUID HANDLING DIVISION

POSTED

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LADDER, DEBARKATION

Solicitation # SPE7M4-27-T-0450

Solicitation SPE7M4-27-T-0450, issued by the DLA Weapons Support Fluid Handling Division, is a request for quotation for one debarkation ladder, identified by NSN 2090-01-654-3153. The procurement is an automated simplified acquisition requiring submission via the DLA Internet Bid Board System. The required delivery date is October 31, 2027, with a need ship date of October 1, 2027. Delivery is established as FOB Origin, with the final destination for inspection and acceptance being the DLA Distribution DDSP New Cumberland Facility in Pennsylvania. The contractor must adhere to strict packaging and marking standards, specifically MIL-STD-2073-1E for packaging, MIL-STD-129 for marking, and RP001 for palletization. Payment requests and receiving reports must be processed electronically through the Wide Area Workflow system. Key regulatory requirements include compliance with the Buy American Act, the Berry Amendment, and DFARS cybersecurity standards for safeguarding covered defense information. Notably, the government will not evaluate or award offers containing items produced via additive manufacturing unless specifically authorized.

DLA WEAPONS SUPPORT FLUID HANDLING DIVISION

POSTED

DEADLINE

IFB 26-07 Ranger Shipyard Repairs

Solicitation # BD-27-1070-MMA01-PURCH-134561

The Massachusetts Maritime Academy is soliciting bids under solicitation number BD-27-1070-MMA01-PURCH-134561 for the dry docking, related inspections, and repairs of the Training Vessel Ranger, a U.S. Coast Guard inspected school ship. The project requires the contractor to provide all necessary equipment, labor, parts, and materials. The vessel will be available starting December 11, 2026, with a mandatory haul-out deadline of December 18, 2026, and a final completion date no later than February 19, 2027. Core requirements include hauling, blocking, shoring, and relaunching the vessel, as well as providing shore power and compressed air. Specific technical tasks include hull zinc replacement, painting of ground tackle and cleats, and rudder shaft packing inspection. Optional services include cooling system coolant replacement, gunnel repairs, and main deck hydroblasting with International Interthane 990 deck red coating. Sealed bids are due by November 3, 2026, and the contract will be awarded to the responsive and responsible bidder offering the greatest overall value based on cost and evaluation criteria. To be considered responsive, bidders must submit a complete package including bidder information, tax compliance, non-collusion certification, debarment and suspension certification, a price proposal, and three institutional references. The contractor must ensure the vessel remains out of the water until a U.S. Coast Guard hull inspection is completed and authorized by an Academy representative. Additionally, the selected vendor must comply with non-discrimination laws, conduct criminal background and sexual offender registry checks on all personnel, and maintain records for seven years after final payment.

MMA01 - Massachusetts Maritime Academy

POSTED

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Marine Engine and Propulsion Supply & InstallationThis subcontract through the Maritime Administration under the Department of Transportation involves the supply and installation of critical propulsion and power systems for MARAD RO/RO vessel projects. The scope of work includes providing and installing main propulsion engines, generators, power distribution systems, shafting, propellers, and auxiliary power units. Contractors may utilize marine-grade diesel or alternative propulsion systems to deliver a fully operational power plant. All work must be performed in strict adherence to American Bureau of Shipping standards or equivalent marine classification requirements. The project is categorized under NAICS code 336611, with a response deadline set for November 1, 2026.

Maritime Administration

POSTED

DEADLINE

RO/RO Vessel ConstructionThis subcontract involves the full-scale design and construction of Roll-on/Roll-off vessels to support prime contractors on Maritime Administration lease projects. The scope of work encompasses comprehensive naval architecture, hull fabrication, the integration of specialized RO/RO ramps and decking, and final assembly to deliver seaworthy vessels. To ensure eligibility for coastwise endorsement, all work must be executed within a U.S. shipyard. This project falls under NAICS code 336611 and is managed under the Department of Transportation's Maritime Administration. Interested parties should note the response deadline of November 1, 2026.

Maritime Administration

POSTED

DEADLINE

AN/BYG-1 Applications Re-Architecture

Solicitation # N0002426R6222

Solicitation N0002426R6222, issued by the Naval Sea Systems Command (Navsea HQ), seeks a contractor for the AN/BYG-1 Applications Re-Architecture. This effort involves the re-architecting of applications associated with the AN/BYG-1 system. The solicitation was posted on October 7, 2026, with a response deadline of November 5, 2026. The primary point of contact for the effort is Michael Ravnitzky, with Matthew C. Hedrick serving as the Contracting Officer. Due to the sensitive nature of the work, strict security and data handling requirements are in place. Offerors must possess a SECRET security clearance and provide a verified DD Form 2345 Military Critical Technical Data Agreement and a signed Terms of Use Agreement to access Government Furnished Information, source code, and technical documents. All data must be handled in accordance with NISPOM standards, and the transmission of information to foreign nationals or outside the United States is prohibited without a valid export license. Furthermore, the use of public cloud repositories or external AI tools for processing technical data is strictly forbidden. Contractors are required to destroy all provided data within 180 days of the RFP closing and maintain destruction records for five years.

POSTED

DEADLINE