• 75 years Biermann & Kröger

    On 01.05.2024 Biermann & Kröger had its 75th anniversary! We are proud of the development we made. We say thank you to our employees, customers and suppliers for the successful cooperation and are looking forward to the future.

    In picture (l to r) IHK Kiel: Lutz Kirschberger, QMR / Head of Purchasing & Quality Assurance: Wife Sina Mücke, CEO and owner: Patrick Mücke, Mayor of Rendsburg: Janet Sönnichsen


  • Automotive supplier for all of Europe

    The Biermann & Kröger Gummiwarenfabrik mainly produces parts for the European automotive and truck industry. But shipping to China, India, Africa, Brazil and the USA or anywhere else in the world is also possible.

  • Moulded parts according to customer requirements

    with and without reinforcing elements

  • 6000 m² for production and storage

    Our production hall in Rendsburg offers perfect operation conditions and the property with almost 2 hectares offers room for expansion.

Your partner for rubber solutions

in the heart of Schleswig-Holstein

The Biermann & Kröger Gummiwarenfabrik predominantly produces rubber parts for the European automotive industry. Over 10 millions of parts per year are made of the renewable raw material rubber in the company – in almost every second German car you can find at least two products that have been „made in Rendsburg“.

In the meantime the small company for rubber goods has become an important supplier for the automotive industry, employs appoximately 60 employees and is certified according to IATF 16949 and ISO 9001.


We produce rubber parts and rubber-metal parts in annual requirements from 10 pieces up to large series with several millions of parts for renowned car manufacturers and their system suppliers as well as for engineering offices and customers in the technical sector such as, for example, wind engine, powerhouse or ship manufacturers.

A further sector is the production of parts for the food industry.