# Polimex Mostostal consortium wins PLN 258M wastewater treatment plant contract from Orlen

A consortium including Polimex Mostostal signed a contract with Orlen to modernize the Central Wastewater Treatment Plant at Orlen's production facility in Płock, Poland. The contract value is 258 million PLN net, with completion within 24 months.

- Type: Contract
- Announced: 2026-10-29
- Where: Płock, Poland
- Value: $62.0M (258.0M PLN)
- Status: announced
- Products: wastewater treatment plant modernization
- Sectors: [Water Treatment Equipment](https://endata.com/sectors/water-treatment-equipment.md)

## Companies

- [Polimex-Mostostal](https://endata.com/companies/24324.md)
- [Orlen](https://endata.com/companies/25981.md) (customer)
- [Inżynieria Rzeszów](https://endata.com/companies/36440.md) (partner)
- [Naftoremont-Naftobudowa](https://endata.com/companies/71297.md) (partner)

## Sources

- [pb.pl](https://www.pb.pl/gielda/polimex-mostostal-zawarcie-istotnej-umowy-przez-konsorcjum-emitenta-9220585), 2026-10-29: "Przedmiotem Umowy jest realizacja w systemie „zaprojektuj i wybuduj” na terenie Zakładu Produkcyjnego Orlen S.A. w Płocku zadania pn. „Modernizacja Centralnej Oczyszczalni Ścieków – II System”."

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