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Columbia-class submarine programme and contracts

Columbia-class submarine is a defence programme of United States, currently in the build phase. The lead primes are General Dynamics Electric Boat, HII Newport News Shipbuilding. Below are its milestones, sources and the contract awards and notices linked to it in our data.

Columbia-class submarine programme and contracts
5
linked notices
1
nation

Figures counted from our database.

Milestones

  1. 2020

    Detail design and construction contract for the lead boat

Budget

Funding sits in the national defence budgets of the participating nations. Award values shown here come only from published contract notices.

Notices linked to Columbia-class submarine

Tenders, prior notices and RFIs that name the programme.

Programme notices
NoticeBuyerTypeDeadlineValue

COLUMBIA Class Tailcone Manufacture

NAICS 336611

SAM.gov 6 Oct 2026 (opens the source) 		Department of the Navy US RFP 21 d left, closes 11 Nov 2026 n/a

Sources Sought for the Recapitalization of the Navy’s High Voltage (230kV) Transmission Loop and all Ancillary Equipment at Naval Submarine…

NAICS 237130

SAM.gov 21 Sep 2026 (opens the source) 		Department of the Navy US RFI Closed 6 Oct 2026 n/a

513 CVN MCS Seaport

NAICS 541330

SAM.gov 11 Sep 2026 (opens the source) 		Department of the Navy US RFP Closed 29 Sep 2026 n/a

COLUMBIA Class Tailcone Manufacture

NAICS 336611

SAM.gov 11 Sep 2026 (opens the source) 		Department of the Navy US RFP 21 d left, closes 11 Nov 2026 n/a

COLUMBIA Class Tailcone Manufacture

NAICS 336611

SAM.gov 11 Sep 2026 (opens the source) 		Department of the Navy US RFP 21 d left, closes 11 Nov 2026 n/a

Questions about Columbia-class submarine

Who are the lead contractors on Columbia-class submarine?
General Dynamics Electric Boat, HII Newport News Shipbuilding. Each prime buys from a wide supply chain of tier 2 and tier 3 suppliers.
Which countries take part?
United States.
What phase is the programme in?
Build. Phase determines what is bought next: development work, production lots, upgrades or support.
How can a supplier get work on Columbia-class submarine?
Mostly through the lead primes and their tier 1 suppliers, and through national industrial participation where a country buys the system. Follow the linked notices and awards here and the defence prime contractors page.
How is the budget reported?
Funding sits in the national defence budgets of the participating nations. Award values shown here come only from published contract notices.
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Columbia-class submarine Programme, Primes and Contracts

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