The Christ & Heiri Group
Precision parts of the highest quality – Globally manufactured, locally rooted
The Christ & Heiri Group is a world-leading company in the field of precision gearing technology. We offer the highest, certified quality and state-of-the-art machinery to meet individual requirements.
Our expertise, from turning to micro-gearing, enables synergy effects for our segments. With sites in Switzerland, Germany, and Mexico, we serve clients worldwide.
Christ & Heiri AG, based in Selzach, Canton of Solothurn, Switzerland, is your leading partner for high-precision geared parts and turned parts, specialising in small and large series for medical technology, the automotive industry, and defence technology. Our expertise also encompasses micro-gearing for the watchmaking and other high-precision industries. We manufacture custom products of the highest quality at two state-of-the-art production sites.
Your gear manufacturer in Baden-Württemberg, specialising in the production of turned parts, gears, and worms with short lead times. We offer the right process for every quantity. At our sites in Löffingen in the Black Forest (Germany) and Mexico (automotive supply for North America), we use broaching for uniform surfaces, ideal for acoustically critical drives (Low Noise).
Organisations and Industries
The Group’s segmented organisational structure allows us to respond optimally to your specific requirements. Each segment acts like an independent company within the Christ & Heiri Group and specialises in a specific client group. This approach ensures an end-to-end manufacturing process, from turning and gear cutting through to the assembly or finishing of components.
Locations of the Christ & Heiri Group
On a production area of around 6000 m², we manufacture over 2 million geared parts weekly. Production, testing, and packaging are largely fully automated, ensuring continuous operation (24/7). The Christ & Heiri Group has 100 high-performance gear cutting machines and 50 turning machines.
Certification and Quality
The impeccable quality of our gear products is our highest priority. Therefore, we continuously review and optimise processes throughout the entire Christ & Heiri Group. Our sites are certified according to IATF 16949:2016 and ISO 9001:2015. In addition, our sites are certified as follows:
ISO Certificates and Awards
ISO 9001:2015 Switzerland
PDF | 138 KB
IATF 16949:2016 Switzerland
PDF | 245 KB
Verhaltenskodex / Code of Conduct
PDF | 394 KB
ISO 13485:2016 Switzerland
PDF | 394 KB
ISO 14001:2015 Switzerland
PDF | 394 KB
ISO 9001:2015 Germany
PDF | 346 KB
IATF 16949:2016 Germany
PDF | 407 KB
Verhaltenskodex / Code of Conduct
PDF | 394 KB
ISO 9001:2015 Mexico
PDF | 168 KB
IATF 16949:2016 Mexico
PDF | 317 KB
Responsibility for our Environment
Sustainability is a central component of our corporate philosophy. We are certified according to ISO 14001:2025 (Environmental Management Systems) and apply the German Sustainability Code. We produce carbon-neutrally.
Our certificates
ISO 14001:2015 Switzerland
PDF | 509 KB
German Sustainability Code Declaration 2020
PDF | 857 KB
Certificate of Climate-Neutral Company 2021
PDF | 765 KB
Certificate of Climate-Neutral Company 2022
PDF | 765 KB
Certificate of Climate-Neutral Company 2023
PDF | 765 KB
1883
Founding of the Grieshaber company in Eisenbach in the Black Forest, Germany, by Robert Grieshaber.
1947
Christ & Heiri AG is founded in Selzach by Armin Christ, German Christ, and Robert Heiri. The company primarily produces parts for the watchmaking industry.
1995
Arno Heiri takes over Christ & Heiri AG, becoming the sole shareholder.
2009
Michael Grieshaber and Heinrich Aicher take over Robert Grieshaber GmbH & Co. KG and rename it Grieshaber Feinmechanik GmbH & Co. KG.
2015
Christ & Heiri is acquired by an investor group represented by Verium.
2016
Grieshaber Feinmechanik opens a production site in Monterrey, Mexico.
2017
Christ & Heiri acquires Grieshaber Feinmechanik, becoming a globally leading gearing company.
2018
Grieshaber Feinmechanik relocates from Eisenbach to its new production facility in Löffingen.
2020
Christ & Heiri establishes another production site for turned parts in Selzach.
2024
Christ & Heiri is ISO 13485 certified, the standard that specifies requirements for a quality management system for the design, manufacture, and distribution of medical devices.
2025
Christ & Heiri is officially carbon-neutral.
Robert Grieshaber laid the foundation stone for Grieshaber Feinmechanik in Eisenbach, Baden-Württemberg, in 1883