# HII awarded $567.6M subcontract modification for Columbia-class submarines

HII's Newport News Shipbuilding division received a $567.6 million subcontract modification from General Dynamics Electric Boat for long-lead-time material and advance construction activities for Columbia-class ballistic missile submarines.

- Type: Contract
- Announced: 2023-04-11
- Where: Newport News, Virginia, United States
- Value: $567.6M
- Status: announced
- Products: Columbia-class ballistic missile submarines
- Sectors: [Automotive Components](https://endata.com/sectors/automotive-components.md)

## Companies

- [HII](https://endata.com/companies/39223.md)
- [General Dynamics Electric Boat](https://endata.com/companies/5313.md) (customer)

## Sources

- [business.thepilotnews.com](http://business.thepilotnews.com/thepilotnews/article/gnwcq-2023-4-11-hii-is-awarded-contract-modification-for-columbia-class-ballistic-missile-submarines), 2023-04-11: "This contract modification underscores the critical manufacturing work our shipbuilders do for the U.S. Navy, as major contributors to the Columbia-class."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.