# Nijhuis Saur Industries acquires majority stake in Coldep

Nijhuis Saur Industries (NSI), part of Saur Group, has acquired a majority share in Coldep, a French scale-up company specializing in Vacuum Air Lift (VAL) water treatment technology. The acquisition aims to strengthen NSI's position in emerging contaminants markets and support Coldep's expansion in aquaculture, industrial effluents, desalination pre-treatment, and PFAS/micropollutant removal.

- Type: Acquisition
- Announced: 2025-11-11
- Where: Montpellier, France, France
- Status: announced
- Products: Vacuum Air Lift (VAL) water treatment technology, VAL AQUA, VAL INDUS, VAL Foam Fractionation
- Sectors: [Water Treatment Equipment](https://endata.com/sectors/water-treatment-equipment.md)

## Companies

- [Saur](https://endata.com/companies/5831.md) (partner)
- [Nijhuis Saur Industries](https://endata.com/companies/54242.md) (acquirer)
- [Coldep](https://endata.com/companies/88383.md) (target)

## Sources

- [nijhuissaurindustries.com](https://www.nijhuissaurindustries.com/newsroom/nsi-acquires-the-majority-share-in-coldep-to-accelerate-the-val-technology-platform-rollout/), 2025-11-11: "This strategic acquisition strengthens NSI’s position in the emerging contaminants markets while supporting Coldep’s expansion across key sectors: aquaculture, industrial effluents, desalination pre-treatment, and PFAS/micropollutant removal."
- [actu-environnement.com](https://www.actu-environnement.com/ae/news/traitement-eau-nsi-groupe-saur-rachete-coldep-47064.php4), 2025-11-12: "Au moyen de Nijhuis Saur Industries (NSI), son « bras armé à l'international », le groupe Saur vient de s'emparer de Coldep, spécialiste des technologies de flottation sous vide."

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