# Costain-MWH JV wins £65M Southern Water contract

The CMDP joint venture between Costain Group and MWH Treatment secured a £65 million contract from Southern Water to improve water supply resilience and upgrade wastewater treatment works at Testwood near Southampton and Burham in Kent. Work runs until late 2025.

- Type: Contract
- Announced: 2024-06-26
- Where: Testwood, Southampton and Burham, Kent, United Kingdom
- Value: $82.0M (65.0M GBP)
- Status: announced
- Products: water supply resilience improvements, wastewater treatment upgrades
- Sectors: [Water Treatment Equipment](https://endata.com/sectors/water-treatment-equipment.md)

## Companies

- [Costain Group](https://endata.com/companies/388.md)
- [Southern Water](https://endata.com/companies/7452.md) (customer)
- [MWH Treatment](https://endata.com/companies/16127.md) (partner)

## Sources

- [rttnews.com](https://www.rttnews.com/3456461/costain-mwh-treatment-joint-venture-bags-gbp-65-mln-contract.aspx), 2024-06-26: "Costain Group Plc said on Wednesday that its CMDP joint venture with MWH Treatment has secured a contract worth 65 million pounds from Southern Water."

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