Since 2001, JESA has been an integral part of the POLYGENA group, situated in the canton of St. Gall and chaired by Monsieur Andreas Koopmann JESA is also the grouping of the following entities :
Head office in Villars-sur-Glâne, Switzerland
Head office of the JESA Group dedicated to the development and production of standard and special bearings:
- Group management
- Research and development centre
- Production unit (turning, grinding, assembly, plastic injection)
- Quality control centre
- Customer service, logistics and central stock
Production centre in Wuxi, China
Production centre with Swiss quality standards, worldwide coverage and state-of-the-art production capacity:
- Production plant for standard and special ball bearings.
- Quality control of ball bearings produced in-house or commercially.
- Production and testing according to specifications developed in China.
Wuxi Trade Centre, China
Trade office and supplier relationship management for bearings produced in China according to Swiss requirements.
JESA in POLYGENA
around 241 (around 138 in Switzerland)
Year of foundation
1969 by Messrs. Joseph and Rolf EGGER
Rte du Petit-Moncor 9, 1752 Villars-sur-Glâne | Switzerland
Switzerland and China
R&D and manufacture of special and miniature ball bearings, plastic injection parts, units comprising ball bearings.
Turnover by market segment