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KBS Injection Moulding and SBS Mechatronics – Our factories in Switzerland

Since 2001 the companies KBS Injection Moulding CH GmbH, SBS Mechatronics GmbH as well as Burger Pen AG are part of the Burger Group of companies.

The history of the factory in St. Antoni in the canton of Fribourg goes back to 1957 with the start in the watch making industry. In 1976 the technology of injection moulding was introduced and we therefore have more than 40 years of experience in this field with continuous increase of our competencies.

The site in St.Antoni has 3000m2 operations space and is producing mainly drives for the international technomotive market (Building and high-end household). As supplier for injection moulding parts we supply also to the automotive market. Part of the St.Antoni site is also Burger Pen AG, designing, producing and selling high end ballpoint pens.

Technologies and competencies

  • 22 modern injection moulding machines from 25 to 160 tonnes
  • Part weight from 0.01 g until 300 g
  • Manufacturing of components for drives or piece parts for external customers
  • Construction and manufacturing of injection moulding tools
  • Huge competencies in transformation of high performance thermoplastic materials
  • Manual or semi-automatic assembly of customer specific drives in small and medium volumes




  • Injection moulding parts
  • Drive solutions


Well-known customers

The components and systems manufactured by KBS and SBS can be found in the products of well-known customers. The 50-strong company is certified to ISO 9001:2015 and ISO-14001:2015.


showcase kbs spritztechnik

KBS-Spritztechnik CH GmbH
Hauptstrasse 20
1713 St. Antoni

Phone: +41 26 495 94 70
Fax: +41 26 495 94 85


showcase sbs mechatronics

SBS-Mechatronics GmbH
Hauptstrasse 20
1713 St. Antoni

Phone: +41 26 495 94 75
Fax: +41 26 495 94 85