Total commitment and outstanding ability have made Wolf a leader in the world of air-handling and heating technology. As a member of Centrotec Sustainable AG, Brilon, Wolf looks back proudly on more than thirty years of steady growth. Founded in 1963, Wolf was initially a specialised on supplying drying systems for the hops-processing industry. It was 1973 that the company first began producing air-handling equipment. By 1981 Wolf had become a market leader for air handling units and was manufacturing heating boilers. The product range expanded steadily over successive years.

• 1963 Wolf was found with 80 employees, producing hop drying systems
  
  
• 1970 Wolf joined the Salzgitter group
  
  
• 1973 Started producing air-handling units
  
  
• 1975 Wolf started producing ventilation systems
  
  
• 1981 Wolf started producing heating systems and became the market leader of air-handling units in Europe
  
  
• 1989 Salzgitter merged with Preussag: Wolf became a subsidiary of Preussag AG
  
  
• 1994 Wolf started producing wall mounted gas boilers and was one of Germany's market leaders
  
  
• 1996 Wolf started supplying solar systems; production of KG-Gigant air handling units
  
  
• 1997 Wolf started using condensing technology
  
  
• 1999 Launching of the TopOne design boiler
  
  
• 2000 Production of TLH/THL-D fans
  
  
• 2001 Launching of the new ComfortLine boiler series, solid fuel boilers and TopWIng TLHK unit heaters
  
  
• 2002 Wolf expanded its product range by adding photovoltaic systems, stratification storage tanks, smoke extract fans, warm air curtains and air-handling units with integrated refrigeration technology. Preussag changed its name into TUI: Wolf became subsidiary of the tour operator group
  
  
• 2003 The CGB gas-fired condensing boiler, the CGS gas-fired condensing central plant and the TopOne TOK oil condensing were sucessfully launched on the market. Other new products including the MK-2 commercial boiler, the DigiPro control system for KG ceiling void units, controlled domestic air-handling units and fan coil units
  
  
• 2004 New: TopSon F3 solar collector, TRK tube collector, CGW gas fired condensing central boiler plant, CGB with extended output range, biomass heating systems
  
  
• 2005 Commercial gas-fired condensing boiler MGK, Air-handling unit compact type with heat recovery system, solar air conditioning
  
  
• 2006 Oil condensing boiler CSK, Wolf control system for boilers and gas condensing appliances "WRS", KG Top
  
  
• 2006 Wolf becomes a company of Centrotec Sustainable AG, Brilon

• 2007 Wolf North America Group is launching our first offering of Wolf products to the US market. The CHK residential oil boilers, WF Indirect Water Heaters and TopSun Solar Panels. Wolf products are sold only though qualified Wolf distributors and contractors.