GULF COAST MARINE SUPPLY CO

MOBILE, AL, 36610

Subcontracting experience

16 records from government sources. Past participation is not evidence of current teaming interest.

Role	Agency	Description	Vehicle	Obligated	Action date	Period
Subcontractor	Department of Defense	REBUY ES012 24827 DDG128 CDR-05187 31583-0 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 336611 Parent award performance state: MS Parent award description: FY18-FY22 DDG 51 CLASS SHIP CONSTRUCTION View parent award on USAspending	—	$53,201	Jan 20, 2026	— – —
Subcontractor	Department of Defense	DDG 135 05195-01 28555-0 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 336611 Parent award performance state: MS Parent award description: FY18-FY22 DDG 51 CLASS SHIP CONSTRUCTION View parent award on USAspending	—	$60,135	Nov 5, 2025	— – —
Subcontractor	Department of Defense	REBUY S012 R-501571 / DDG131 25238-0 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 336611 Parent award performance state: MS Parent award description: FY18-FY22 DDG 51 CLASS SHIP CONSTRUCTION View parent award on USAspending	—	$120,015	Aug 27, 2025	— – —
Subcontractor	Department of Defense	07034-01 (SIAMESE BALL VALVE) LPD31 21420-0 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 336611 Parent award performance state: MS Parent award description: LPD 30 LLTM View parent award on USAspending	—	$76,687	Jun 23, 2025	— – —
Subcontractor	Department of Defense	REBUY ES012 14907 / DDG128 9084-0 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 336611 Parent award performance state: MS Parent award description: FY18-FY22 DDG 51 CLASS SHIP CONSTRUCTION View parent award on USAspending	—	$71,823	Sep 13, 2024	— – —
Subcontractor	Department of Defense	LHA9-03143-01 REEL HOSES 5874-0 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 336611 Parent award performance state: MS Parent award description: LHA 9 ADVANCE PROCUREMENT View parent award on USAspending	—	$28,982	Aug 14, 2024	— – —
Subcontractor	Department of Defense	LHA9-03143-01 REEL HOSES 5874-0 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 336611 Parent award performance state: MS Parent award description: LHA 9 ADVANCE PROCUREMENT View parent award on USAspending	—	$28,982	Jul 11, 2024	— – —
Subcontractor	Department of Defense	LHA9-07061-01 2070-0 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 336611 Parent award performance state: MS Parent award description: LHA 9 ADVANCE PROCUREMENT View parent award on USAspending	—	$92,757	Apr 9, 2024	— – —
Subcontractor	Department of Defense	03134-01 (PTS 6439-K) 103-0 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 336611 Parent award performance state: MS Parent award description: LPD 30 LLTM View parent award on USAspending	—	$100,672	Mar 1, 2024	— – —
Subcontractor	Department of Defense	01078-01 1279199-1 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 336611 Parent award performance state: MS Parent award description: DETAIL DESIGN AND CONSTRUCTION (DD&C) FOR LHA 8 (INITIAL EFFORT LIMITED TO PLANNING, ADVANCED ENGINEERING AND PROCUREMENT OF LONG LEAD TIME MATERIAL) View parent award on USAspending	—	$108,733	Jul 17, 2023	— – —
Subcontractor	Department of Defense	SHREDDER 1255541-1 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 336611 Parent award performance state: MS Parent award description: DETAIL DESIGN AND CONSTRUCTION (DD&C) FOR LHA 8 (INITIAL EFFORT LIMITED TO PLANNING, ADVANCED ENGINEERING AND PROCUREMENT OF LONG LEAD TIME MATERIAL) View parent award on USAspending	—	$53,958	Jan 26, 2023	— – —
Subcontractor	Department of Defense	01078-01 1248406-1 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 336611 Parent award performance state: MS Parent award description: DETAIL DESIGN AND CONSTRUCTION (DD&C) FOR LHA 8 (INITIAL EFFORT LIMITED TO PLANNING, ADVANCED ENGINEERING AND PROCUREMENT OF LONG LEAD TIME MATERIAL) View parent award on USAspending	—	$32,656	Nov 18, 2022	— – —
Subcontractor	Department of Defense	LPD29 OSI HMR394 COSAL 1243696-1 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 336611 Parent award performance state: MS Parent award description: LPD 28 LONG LEAD TIME MATERIAL View parent award on USAspending	—	$29,571	Oct 6, 2022	— – —
Subcontractor	Department of Defense	01580-01 1233601-1 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 336611 Parent award performance state: MS Parent award description: DETAIL DESIGN AND CONSTRUCTION (DD&C) FOR LHA 8 (INITIAL EFFORT LIMITED TO PLANNING, ADVANCED ENGINEERING AND PROCUREMENT OF LONG LEAD TIME MATERIAL) View parent award on USAspending	—	$60,635	Jul 22, 2022	— – —
Subcontractor	Department of Defense	REPLENISHMENT AT SEA (EQN) 1229048-1 Parent award context Parent award agency: Department of Defense · Department of the Navy Parent award NAICS: 336611 Parent award performance state: MS Parent award description: DETAIL DESIGN AND CONSTRUCTION (DD&C) FOR LHA 8 (INITIAL EFFORT LIMITED TO PLANNING, ADVANCED ENGINEERING AND PROCUREMENT OF LONG LEAD TIME MATERIAL) View parent award on USAspending	—	$71,321	Jun 8, 2022	— – —
Subcontractor	Department of Homeland Security	01130-03 1210241-1 Parent award context Parent award agency: Department of Homeland Security · U.S. Coast Guard Parent award NAICS: 336611 Parent award performance state: MS Parent award description: LONG LEAD TIME MATERIAL (LLTM) FOR NATIONAL SECURITY CUTTER (NSC) 9 View parent award on USAspending	—	$33,610	Nov 11, 2021	— – —

Contract vehicles are shown only when present in the source record. Linked award numbers and vehicles open the authoritative record on USAspending.gov.

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Identifiers

UEI: HYN4GBTR6TF3
CAGE: 5T511
Website: http://www.gulfcoastmarine.com

NAICS codes

423220Home Furnishing Merchant Wholesalers(definition)
423390Other Construction Material Merchant Wholesalers(definition)
423440Other Commercial Equipment Merchant Wholesalers(definition)
423450Medical, Dental, and Hospital Equipment and Supplies Merchant Wholesalers(definition)
423510Metal Service Centers and Other Metal Merchant Wholesalers(definition)
423710Hardware Merchant Wholesalers(definition)
423720Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers(definition)
423740Refrigeration Equipment and Supplies Merchant Wholesalers(definition)
423830Industrial Machinery and Equipment Merchant Wholesalers(definition)
423840Industrial Supplies Merchant WholesalersPrimary(definition)
423850Service Establishment Equipment and Supplies Merchant Wholesalers(definition)
424130Industrial and Personal Service Paper Merchant Wholesalers(definition)
424610Plastics Materials and Basic Forms and Shapes Merchant Wholesalers(definition)
424950Paint, Varnish, and Supplies Merchant Wholesalers(definition)

Data sources

SAM.gov monthly extract
ID HYN4GBTR6TF3 · fetched Oct 25, 2026 · source
USAspending.gov
ID recipient:HYN4GBTR6TF3 · fetched Oct 26, 2026 · source

Last synced Oct 25, 2026 · profile updated Oct 25, 2026

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Government-sourced data comes from SAM.gov, SBA and USAspending.gov and is attributed to its source. Items marked company-reported were provided by the company and are verified by FedSub only where labeled. FedSub is a private company and is not affiliated with SBA, GSA/SAM.gov, or any government agency.