Acquisitions and Subsidiaries

KLINGER Group acquires DIUNIS Stanztechnik

KLINGER Group expands its reach by acquiring DIUNIS Stanztechnik, a master in volume gasket manufacturing. What does this mean for the future of sealing solutions?

As of April 16, 2024, the KLINGER Group is pleased to announce the acquisition of DIUNIS Wilhelm Gärtner GmbH Stanztechnik, a specialized volume cutting company based in Wuppertal, Germany. DIUNIS is known for its expertise in manufacturing small, non-metallic gaskets. This acquisition is a strategic extension of KLINGER's current product range and marks a significant step in the company’s expansion efforts.

Contacts mentioned in the article:

Norbert Weimer, Division Manager at KLINGER Germany & Managing Director of DIUNIS

Continuity of the KLINGER Group

Founded in 1922 as a technical wholesale business, it was acquired by the Bauerfeld family in a management buy-out in 1977. Guido Bauerfeld, former owner of DIUNIS, expressed his approval of the acquisition:

“We are pleased to hand the company over into safe hands, seeing the continuity of the KLINGER Group as a good home for the further growth of DIUNIS.”

For more than 40 years, Guido Bauerfeld had steered the company’s fortunes.

Quality products for more than 80 years

As a specialized manufacturer of non-metallic gaskets, DIUNIS has been making everything from standard round gaskets to geometric forms according to customers’ designs for more than 80 years. The company’s range of standard products includes gaskets for:

  • Water flow meter connectors, ¾” – 1 ½”
  • Gas meter connectors according to DIN 3376 T 1, two-nozzle, ¾” – 2”
  • Gas meter connectors according to DIN 3376 T 2, single-nozzle, DN25 – DN50
  • Connections/fittings and gas pressure regulators 1/8″ – 2″
  • Gas shut-off valves according to DIN 3258, 3/8” – 1 ¼”

With more than 80 years of experience, DIUNIS has extensive expertise in cutting gaskets.

DIUNIS has a large product range that comprises standard gaskets as well as intricate shapes cut to customer drawings and made of rubber or asbestos-free fiber materials, including:

  • Union end flat seat O-rings
  • Bonnet seals
  • Adapter gaskets
  • Casing gaskets
  • Distributor gaskets
  • Gas meter gaskets
  • Water flow meter gaskets
  • Single nozzle gaskets
  • Cover gaskets
  • Housing gaskets
  • Valve seals
  • Radiator gaskets
  • Heating seals

New management for DIUNIS

As part of the acquisition, Norbert Weimer will assume management responsibilities for DIUNIS, ensuring continuity and a focused strategic direction. KLINGER Group CEO, Christoph Klinger-Lohr, remarked, "This acquisition ties in well with our portfolio, significantly enhancing our market offerings. It not only strengthens KLINGER's ability to serve a wider array of industrial needs but also reaffirms the company's commitment to growth and excellence in the global market.”

As of April 16, 2024, Norbert Weimer, Division Manager at KLINGER Germany, additionally took over the helm at DIUNIS as Managing Director.

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