The history of Siekerkotte

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1989

The company is founded by Helmut Siekerkotte in Hiddenhausen near Herford

1996

Production expansion by renting a further production hall

1997

Expansion of the product range by the development of air heaters, drum heaters and heating cabinets

1998

Certification of the company according to DIN ISO 9001

2004

Acquisition of Prager & Sander, Hamburg

2011

CSA/UL certification for 1 1/2″ screw-in type heaters

2012

Development of cartridge heaters for the heating of water with increased degree of hardness

2013

  • 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.

2014

Development of gap-free cartridge heaters for the pharmaceutical and food technology market.