Key Figures
WACK GROUP at a Glance
WACK GROUP was founded in 1975, laying the foundation for today’s successful group of companies. Since then, we have continuously grown, expanded our business, and enhanced our portfolio – always with a focus on customer value.
Find out more about our most important facts and figures.
1975
Dr. Oskar K. Wack laid the foundation of the company by founding Dr. O.K. Wack Chemie GmbH.
1992
Establishment of the second business division. In 1992, ZESTRON began producing cleaning agents for the SMT industry in Europe. Today, eight technical centers are available worldwide, where customized cleaning processes tailored to each customer can be developed under real-world conditions.
1997
Start of international expansion with the establishment of the first subsidiary, ZESTRON Corp., in the USA.
2007
Investment in the newly founded company IdentPro, which specializes in optimizing manufacturing processes and intralogistics operations.
2011
The next generation of the family takes over the leadership.
Dr. Harald Wack becomes Managing Partner.
2024
Relocation to the newly built company headquarters in Baar-Ebenhausen.
2025
Celebrating 50 Years of the WACK GROUP.
2023
Our Locations & Teams
