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Established over a century ago in Allendorf, Germany, Viessmann is a family-owned manufacturer specializing in heating systems and eco-friendly energy solutions. The company was founded by Johann Viessmann in 1917 and remains under the Viessmann family’s stewardship.

Viessmann’s product range is extensive, encompassing heating systems and equipment for residential and commercial use. Key offerings include gas and oil boilers, heat pumps, and district heating systems. Viessmann also produces biomass systems and solar thermal solutions, aligning with the global emphasis on sustainability.

Beyond heating, Viessmann offers climate control, hot water, and refrigeration systems, making it a comprehensive provider in the sector. The company operates globally and employs over 12,400 people across 74 countries.

Viessmann operates state-of-the-art manufacturing facilities in Germany, France, Canada, Poland, and China. The company’s commitment to excellence and innovation has delivered strong financial results, with annual turnover exceeding €2.7 billion in 2021.

Staying at the forefront of energy-efficient solutions, Viessmann has formed strategic partnerships with leading companies like Siemens, KNX, and SMA Solar. These collaborations have solidified Viessmann’s position as a key global player in renewable heating systems and sustainability.