The CHIRON Group

Why are we sought throughout the world as specialists for vertical milling and mill-turning machining centers, and for our turnkey and automation competence? Because on a daily basis, about 1,900 employees tackle complex demands and develop future-proof solutions with real team spirit.

Developing established fields of competence and adopting new skills early, bringing together the individual expertises of our employees to create added value: This is what we stand for, this is what makes us stand out. Together, we fulfill the promise we made our customers all over the world: PERFORMANCE MEETS PRECISION.

Ideally positioned for the future

The CHIRON Group works as an umbrella over individual brands with their specific expertises, multi-brand offers, and user industries: The CHIRON Group is a strong, agile unit. 

Single and multi-spindle vertical milling, mill-turn
Micro-precision machining
Automation and specialized machining
Spindles and fixtures
Additive Manufacturing

A success story 

Since 1921, change has been the formative principle. It is the central theme, firmly woven into the DNA of the CHIRON Group and always connected to the future. 

Quality and Environment

Quality, the environment, energy, occupational health, and safety all play a fundamental role in the practices of the CHIRON Group and its employees. 


The CHIRON Group has global presence with its own sites across the world and is growing constantly for close contact with international clients, for professional advice and support, and for rapid assistance from CHIRON Group Service.

Strong Group, strong brands

The CHIRON Group is the proprietor of six strong brands: CHIRON, STAMA and FACTORY5 for new machines, CMS for refurbishments, GREIDENWEIS for automation and HSTEC for motor spindles and fixtures. The key feature of all brands is precise, productive, and flexible machining.