1949
- Karl Leister founded "Karl Leister Elektro-Gerätebau" in Solingen, Germany as a sole proprietorship
1949 - 59
- Development of distribution network: 10 countries in Europe and Australia
1954
- Karl Leister invents the Leister KOMBI, a hot-air tool for welding thermoplastics
- First production building in Solingen
1959
- First Leister trade show booth at the international plastics 'K' trade fair in Duesseldorf, Germany
1960 - 69
- Expansion of distribution network in six European countries, as well as in the United States, Canada, South Africa, Israel and Japan
1963
- Opening of branch operation in Kaegiswil, Switzerland
- 34 employees
1966
- New company building in Kaegiswil
- 50 employees
1967
- New product line for Process Heat: Air heaters and blowers
1970
- New plant in Solingen
1971
- First production expansion in Kaegiswil
1979
- Own motor production founded
1980
- A historical farm house is turned into an office building in Kaegiswil
- 150 employees
1980 - 89
- Expansion of sales network in 17 countries in Europe, Asia and Latin America
1984 - 89
- Third and fourth production expansions in Kaegiswil
- 200 employees
1992
- Last production expansion in Kaegiswil
- Sales and service centers in 41 countries
- 220 employees
1993
- Christiane Leister takes over control of the company and the executive management as successor
1997
- "Weldy" hot-air blowers for DIY and private label customers
2000
- Leister Technologies LLC in Itasca, Illinois, United States
2004
- Leister Technologies Ltd., Shanghai, China
- Production relocation of Weldy hot air units to China
2007
- Acquisition of "IR Microsystems SA" to expand Axetris’ product portfolio
2008
- Acquisition of a representative, industrial building for the use as headquarters in Kaegiswil
2009
- Leister Technologies KK in Yokohama, Japan
2012
- Leister Technologies India Pvt., Chennai, India
2022
- Foundation of the sales organization Leister International AG in Switzerland
- 960 employees
2024
- Company anniversary: 75 years Leister Group
- 916 employees worldwide, 589 of these in Switzerland








