Rivean Capital has acquired a majority stake in Deltrian International for $85 million, closing the transaction on June 25, 2026. The investment aims to accelerate Deltrian’s development and solidify its position as a leading European air filtration platform.

AcquirerRivean Capital (NL)
TargetDeltrian International (BE)
Deal Value$85m
TypeBuyout
Close DateJune 25, 2026
Announcement DateJune 25,  2026
Buy-side AdvisorsLincoln International, Freshfields, A&O Shearman
Sell-side AdvisorsFreshfields (legal)

Deal Mechanics

Rivean Capital has completed its $85 million investment in Deltrian International on June 25, 2026. The deal was executed with financial advice from Lincoln International and legal counsel provided by Freshfields and A&O Shearman on the buy-side, while Freshfields represented the seller legally.

Strategic Rationale

The acquisition is aimed at accelerating Deltrian’s growth in Europe's rapidly growing air filtration market. This sector benefits from trends such as increasing focus on indoor air quality and energy efficiency regulations. Deltrian International, with over 40 years of experience led by Jürgen Alexius, operates across more than 20 markets and generates approximately €130 million in annual revenue.

Financial Context

The deal value was disclosed at $85 million. This acquisition is expected to enable Deltrian to expand its market presence through organic growth and strategic acquisitions, capitalizing on the fragmented European filtration industry.

Advisors

  • Buy-side financial advisor: Lincoln International
  • Sell-side legal advisor: Freshfields
  • Buy-side legal advisors: Freshfields, A&O Shearman