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Bilstein & Siekermann®: Our Service Portfolio

We offer tailor-made solutions for manufacturing, development and services

Bilstein & Siekermann® is an internationally oriented developer and manufacturer of formed metal parts. In-depth expertise combined with engineering expertise and manufacturing experience make us the sought-after partner of many industries including the automotive, mechanical and plant engineering, commerce and services, hydraulics and construction sectors.

Our solution expertise covers several areas:

We are proficient in the cold forming manufacture of cold formed parts BSH cold forming®.

BSH engineering is our development department that evaluates the most efficient manufacturing processes for different applications and their specific requirements. Our development engineers prepare manufacturing analyses, perform interface calculations and offer expert advice to customers based on our in-house InTech+ knowledge base.

Supplementary Services 
In addition to the actual production, we also put into effect a number of additional processes that ensure our customers improved quality and performance – our BSH integrated services. These supplementary services improve the performance of our components. Specifically, these are: Pre-assembly of metallic seals, elastomeric sealing rings and magnets, heat treatments such as coatings, application hardness and nitriding as well as surface treatments such as thorough cleaning and corrosion coatings or thread pre-coatings.

Our solutions for your efficiency and cost-effectiveness in a compact overview

We are here for you

Contact us

Our Sales Team

Our Sales Team

Applications development

Applications development

HR department

HR department


Bilstein & Siekermann GmbH + Co. KG
Industriestraße 1
D-54576 Hillesheim

Video conferencing

In light of the current situation, we will be happy to discuss your topics in a video conference. To arrange an appointment, please contact us and tell us what you would like to discuss at info(at) You will receive a link to the meeting by email.

We have won awards

Awards are a mark of quality. See for yourself!

  • German Brand Award 2019
  • Innovator des Jahres 2018
  • TOP 100 2017
  • Großer Preis der Mittelstandes
  • Beste Arbeitgeber Marke 2019
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