Berger Group


Highly specialized in metal processing – world market leader with clamping rings

Berger Group, based in Berg (Germany), can look back on more than 60 years of company history. The company supplies the leading drum manufacturers and their suppliers with clamping rings and accessories, which are mainly used in the packaging industry. In addition to six production sites in Europe, the corporation also produces in two plants in Asia and three plants in the USA. At all locations, a total of more than 2,500 different types of clamping rings are produced for a wide variety of applications in partly highly automated industrial manufacturing. The products of the Berger Group are used in the chemical, petrochemical, pharmaceutical and food processing industries. In the market segment of drum closures, the company has a market share of more than 70% of the world market.

Companies of Berger Group

  • August Berger Metallwarenfabrik GmbH, Berg, Germany
  • Berger Closing Rings (Changshu) Co., Ltd., Changshu, China
  • Berger Group Europe Iberica S.L., Reus, Spain
  • Berger Italia S.r.l., Valmadrera, Italy
  • Berger US Inc. (formerly Self Industries Inc.), Birmingham, AL, USA
  • CEMSAN Metal Parca Imalat Limited Sirketi, Dilovasi-Kocaeli/Istanbul, Turkey
  • Hollandring B.V., Vaassen, Netherlands
  • Latza GmbH, Attendorn, Germany
  • S.G.T. S.r.l., Albavilla, Italy
  • Berger Closures Ltd., Peterlee, UK

In the fiscal year 2015, US-American Self Industries, Inc., based in Birmingham/Alabama and subsidiaries in Texas, Pennsylvania and as of 1st of January 2020 Chicago/Illinois, was integrated into the group.

Further information on the Berger Group can be found under