# District of Columbia Water and Sewer Authority

- Headquarters: United States


## Customers, suppliers and deals

- [Salini Impregilo S.p.A.](https://endata.com/companies/20149.md): supplier, 1×, latest 2017-07-10
- [S.A. Healy](https://endata.com/companies/25493.md): supplier, 1×, latest 2017-07-10

## Announcements (1)

- 2017-07-10: [Salini Impregilo and S.A. Healy win $580M Northeast Boundary Tunnel contract](https://endata.com/announcements/23883-salini-impregilo-and-s-a-healy-win-580m-northeast-boundary-tunnel-contract) (Contract · Washington, D.C., United States · $580.0M)

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