The history of Siekerkotte
The company is founded by Helmut Siekerkotte in Hiddenhausen near Herford
Production expansion by renting a further production hall
Expansion of the product range by the development of air heaters, drum heaters and heating cabinets
Certification of the company according to DIN ISO 9001
Acquisition of Prager & Sander, Hamburg
CSA/UL certification for 1 1/2″ screw-in type heaters
Development of cartridge heaters for the heating of water with increased degree of hardness
- Certification of the company according to DIN EN ISO 3834-3 (EN 729-3)
- Helmut Siekerkotte retires. The company is taken over by Dr. Sarah Schniewindt as sole shareholder. Wöltje Dunkake is appointed managing director.
Development of gap-free cartridge heaters for the pharmaceutical and food technology market.