# Aerzener Maschinenfabrik acquires Air Center International GmbH

Aerzener Maschinenfabrik (AERZEN) has acquired ACI – Air Center International GmbH, making it a 100% subsidiary. The acquisition was completed on 29 April 2025, enabling AERZEN to enter the industrial compressed air applications market above 3.5 bar for the first time.

- Type: Acquisition
- Announced: 2025-04-29
- Where: Oberhausen, Germany
- Status: completed
- Products: oil-free and oil-injected screw compressors, scroll compressors, piston compressors, air treatment accessories
- Sectors: [Pumps and Valves](https://endata.com/sectors/pumps-valves.md), [Industrial Machinery](https://endata.com/sectors/industrial-machinery.md)

## Companies

- [Aerzener Maschinenfabrik GmbH](https://endata.com/companies/2108.md) (acquirer)
- [Air Center International GmbH](https://endata.com/companies/88428.md) (target)

## Sources

- [maschinenbau-journal.de](https://www.maschinenbau-journal.de/2025/11/13/mit-drucklufttechnologien-auf-erfolgskurs-aerzen-geht-neue-wege/), 2025-11-13: "Der Pionier der Kompressortechnologie erschließt mit der Akquisition der ACI – Air Center International GmbH erstmals das Geschäftsfeld industrieller Druckluftanwendungen von mehr als 3,5 bar."

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