# Brown and Caldwell acquires Separation Processes Inc

Engineering consulting firm Brown and Caldwell acquired Separation Processes Inc (SPI) to expand its membrane technology services for water and wastewater clients.

- Type: Acquisition
- Announced: 2025-10-28
- Where: United States
- Status: completed
- Products: membrane technology services
- Sectors: [Water Treatment Equipment](https://endata.com/sectors/water-treatment-equipment.md)

## Companies

- [Brown & Caldwell](https://endata.com/companies/26414.md) (acquirer)
- [Separation Processes, Inc.](https://endata.com/companies/85690.md) (target)

## Sources

- [filtsep.com](https://www.filtsep.com/content/features/filtration-mergers-acquisitions-review-q3-2025), 2025-10-28: "Engineering consulting firm Brown and Caldwell acquired Separation Processes Inc (SPI) to expand and enhance its membrane technology services and expertise for water and wastewater clients."

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