BUK Group

A leading manufacturer of high precision injection moulding parts



Originally founded in 1985 and taken over in 1996 by Thorsten Ulbrich, BUK specialises in the production of sophisticated technical plastic parts (individual parts and assemblies) using state-of-the-art injection moulding machines. The product portfolio ranges from high-precision plastic parts for small electrical appliances (such as grinding tools) to complex assemblies for high-pressure pumps and ventilation / cooling devices. BUK supports its customers throughout the entire production cycle, starting with joint R&D activities, prototyping and pre-series to serial production using customised injection moulding tools and state-of-the-art production processes.


Initial Situation

In order to support further expansion of the business, Borromin Capital Fund IV SCS, SICAV-RAIF has acquired a majority stake in BUK Group (BUK). The transaction comprises BUK Kunststofftechnik GmbH and EMG GmbH, both based in Eppingen (Baden-Württemberg), UHB Kunststofftechnik GmbH, based in Bohmte (Lower Saxony), as well as  the toolmaking department of the group.

Corporate Development

Borromin will work closely with management to support the following strategic and structural development projects:

  • Expansion of management structures
  • Increase in customer reach
  • Expansion of product range
  • Implementation of an advisory board including sector experts