Dastex Group, a portfolio company of private equity investor The Riverside Company, has completed the acquisition of Swiss cleanroom consumables distributor abovo, strengthening its presence in Switzerland and expanding its customer base across specialist industrial sectors.
The transaction closed on October 8, 2026, and was announced on October 13. Financial terms were not disclosed. The acquisition represents Dastex's seventh add-on since Riverside invested in the business in May 2023.
Headquartered in Selzach, Switzerland, abovo distributes cleanroom consumables to customers in life sciences, semiconductors, aerospace and watchmaking. Its portfolio also includes Henkel adhesive technologies and electrostatic discharge accessories.
The acquisition combines abovo's established Swiss customer relationships and multilingual service capabilities with Dastex's existing distribution network and product portfolio. The companies had maintained a supplier relationship before the transaction.
Dastex specialises in cleanroom contamination control, supplying third-party and proprietary garments, consumables and cleaning systems to pharmaceutical, life sciences, semiconductor and other technology-intensive industries.
Riverside has expanded the group through acquisitions across Europe, beginning with Vita Verita in Sweden in 2023. Subsequent transactions included AET in Norway and CRTM in Germany during 2024, followed by pure11, Conformat and Hydroflex in 2025.
Buyer / Parties: Dastex Group, backed by The Riverside Company
Target: abovo
Sector: Cleanroom consumables, contamination control and specialist industrial distribution
Deal type: Private equity-backed add-on acquisition
Value: Undisclosed
Geography: Switzerland / Europe
Identified advisers: No external advisory firms identified in the supplied announcements
The acquisition strengthens Dastex's direct presence in Switzerland by combining its relationships with larger Swiss customers with abovo's established position among local businesses. Abovo's multilingual service capabilities and complementary product lines broaden the group's offering, while Dastex's wider portfolio provides additional products for the acquired company's customers. The transaction continues Riverside's European buy-and-build strategy in cleanroom contamination control.
Buyer — Dastex Group: Advestra served as legal counsel on the acquisition of Abovo AG.
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