# Keystone Filter

- Headquarters: United States


## Customers, suppliers and deals

- [Porvair](https://endata.com/companies/12107.md): acquired by, 1×, latest 2018-03-01

## Announcements (1)

- 2018-03-01: [Porvair acquires Keystone Filter from Ceco Environmental](https://endata.com/announcements/29080-porvair-acquires-keystone-filter-from-ceco-environmental) (Acquisition · Ashland, Virginia, United States)

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