Tel.: +49 (0) 22 91 / 796 - 0

e-Mail: info(at)


Time line


Mr Wolf Gebhard (grad. Engineer) lays the foundation for today's GC-heat with the founding of Gebhard Elektrowärme in Waldbröl. Core business at that time: the manufacture of cartridges for tool heating and radiators.


Gebhard Elektrowärme expands. An additional production facility for the series production of heating cartridges for absorption refrigerators is set up in Nümbrecht.


Start of production for high density heating elements. For this, a facility consolidation of the entire production with an expanded production floor space was performed at the current location in Waldbröl.


50-years company anniversary.


Mr Giacinto Castiglia becomes the Managing Partner of the company. The brand GC-heat is established.
Development and market launch of the patented flexible tubular heating element GC-flex.


GC-coil fix, the self-clamping nozzle heater is presented to the public.


Giacinto Castiglia leaves the Management Board and hands over his seat to the shareholder Sven Gebhard (grad. Industrial Engineer, MBA).


GC-tube hermetic, the hermetic technology for customers in the field of gas and liquid heating is introduced.
With GC-coil hermetic safe + GC-heat is the first manufacturer to offer a three-year warranty for a coil heater.
GC-heat makes it to the TOP5-finals of the “Educator of the Year” competition from the Chamber of Commerce, Cologne.


GC-heat implements restructuring according to the LEAN management philosophy and the Asian market is further developed through expansions and the establishment of a sales office in China.


Mr. Carsten Pies is appointed Technical Director.


We keep growing! – On June 20th we have opened our new production plant.

  • 1940
  • 1950
  • 1960
  • 1970
  • 1980
  • 1990
  • 2000
  • 2001
  • 2002
  • 2003
  • 2004
  • 2005
  • 2006
  • 2007
  • 2008
  • 2009
  • 2010
  • 2012
  • 2013
  • 2014
  • 2015
  • 2016


The production is expanded. Expansion of product range through the manufacturing of electric heating flanges.


Mr Martin Gebhard (grad. Engineer) joins the company as a Managing Partner.


Expansion of the production floor space. Setting up of a production line for high density tubular heating element.


The GC-coil, which is protected against moisture is optimized and with the GC-jacket GC-heat developed a lean, maintenance-free clamping mechanism for nozzle heaters.


Mr Martin Gebhard (grad. Engineer) leaves the Management Board after three decades.
The GC-coil 1.8 x 3.2 with an optionally integratable FeCuNi thermocouple is presented.


Expansion: The Waldbröl facility is expanded by a two-story administration and production building.


GC-flex-D shape, the best GC-flex for rounded grooves is introduced.
Expansion into China: For the first time in its corporate history, GC-heat is an exhibitor at the Chinaplas in Shanghai and the Asiamold in Guongzhou.
GC-heat is honoured as vocational training company of the month from the Cologne Chamber of Commerce and as a top-level educator by the German Federal Employment Agency.


GC-heat expands its product portfolio: Introduction of the new GC-cart EX for zone I.