Talk to our experts: +49 6593 / 2108–100

Highest quality and reliability in production

Our modern machines ensure precise machining

We see ourselves as a development and technology partner for the production of complex components. This is why we are committed to creating the highest possible added value for our customers. To this end, we constanty invest in our machinery and offer continuous training to our employees. The use of state-of-the-art production and manufacturing processes enables us to manufacture products that meet the highest standards with respect to precision, quality and grade. It goes without saying that we also apply these quality standards to our external partners.

Flexibility and customer orientation in production

Flexibility and customer orientation in production are important elements of our self-image. This allows us to achieve sustainable results in terms of process safety and economic efficiency. What applies to the company as a whole can also be transferred to our products and services: Our consistent customer orientation is characterised by the highest quality and maximum benefit with a pronounced willingness to engage in dialogue. This leads to trusting, sustainable, and long-term relationships that benefit all stakeholders.

One of our strengths in the production field is the close interlocking of application development and design with powerful production processes. This is the basis for the production of our high-quality standard and customised precision screw plugs, bolts and sleeves. Thanks to flexible methods and intelligent processes, our customers in the automotive sector, mechanical and plant engineering, hydraulics, construction industries and trade and services can rely on fast response times.

Reliability and delivery reliability are the hallmarks of our service orientation. Our production is characterised by this customer understanding along the entire process chain: from the initial enquiry to the production of the first prototypes to series production. In-depth manufacturing analyses carried out beforehand set out the path to demanding and efficient solutions based on the ‘best in class’ principle. And, if desired, we also help our customers cope with logistical challenges.

Dominik Hoffmann
Dominik Hoffmann

Applications engineering

Discover our production processes

Our services for processing and upgrading your components

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
Mail Ansprechpartner