The Viessmann Group

The Viessmann Group is one of the leading international manufacturers of climate and energy solutions. This family enterprise was founded in 1917, has 12,300 employees, and the group’s turnover amounts to € 2.65 billion Euro.

With 22 production companies in 12 countries, sales companies and agencies in 74 countries and 120 sales offices worldwide, Viessmann is internationally oriented. 56 percent of turnover is generated abroad.


Sustainability in practice

As a family business company, Viessmann puts great emphasis on responsible action and a long-term vision. Sustainability is firmly embedded in the company’s guiding principles, the daily practice of which aims at balancing economic, ecological and social responsibility throughout the entire organization. Thus, we succeed at meeting our current needs without compromising the ability of future generations to meet theirs.

As an environmental pioneer and technology leader, Viessmann has been supplying minimal emission, energy-efficient systems for decades.

Brand values

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Environmental protection

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Energy policy

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Compliance Guideline

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Viessmann's comprehensive range of products and services

The Viessmann Group offers a comprehensive range of products and services covering heating, industrial and refrigeration systems, with individual solutions and services ranging from 1.5 to 120,000 kW for all fuel sources and all areas of application.

The product portfolio includes wall-mounted condensing units from 1.9 to 150 kW, freestanding condensing boilers from 1.9 to 6,000 kW as well as combined heat and power (CHP) systems from 1.0 to 530 kWel and 5.3 to 660 kWth running on natural or bio-gas.

The range of renewable energy systems includes solar thermal systems with flat-plate and vacuum tube collectors for domestic hot water generation, heating system backup and solar power building cooling, special boilers and combustion units from 4 kW to 50 MW for logs, wood chips and pellets, heat pumps from 1.7 to 2000 kW utilizing heat from the ground, groundwater or ambient air, and photovoltaic systems.

For district heating networks and bio-energy villages, Viessmann offers everything from a single source – from initial feasibility studies and detail engineering to the delivery of all necessary components like heat generators, CHP modules, geothermal piping and residential transfer stations to construction and commissioning.

Viessmann also offers innovative refrigerations systems for commercial applications, that is, cold rooms, refrigeration cabinets, lamellas and accessories as well as a comprehensive range of services for the food retail, hotel and catering industries.


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Full-range service

As a full-range supplier, Viessmann includes an extensive array of related services.

For example, the Viessmann Academy provides heating contractors, designers, architects, housing associations, chimney sweeps, technical education institutions, and its own staff with a comprehensive training and professional development program. By doing this, the company is seeking to meet the increasing training requirements of its market partners due to structural changes in the heating market towards efficient technologies and renewable energy systems and the associated increase in the range of technologies available. Worldwide, 92,000 industry specialists take part in the Viessmann Academy’s training sessions every year.

The Viessmann service package also includes support provided by the Technical Service Department, a demand-oriented software range, support through advertising and sales promotion, and a user-friendly online information and ordering system that is available 24/7.

Viessmann Company film

The commercial airfield in Allendorf (Eder)

The commercial airfield in Allendorf (Eder) was created in 1966 and fundamentally updated and extended in 2005. Today it meets all requirements of an advanced business airport. In addition it serves the Luftsportverein Ederbergland (aviation club) as valuable space, particularly for its youth work.


Viessmann international

With 23 production divisions in 12 countries, subsidiaries and representations in 74 countries and 120 sales offices around the world, Viessmann is an internationally orientated company.

To find the addresses of our subsidiaries, representatives and distribution partners in Europe and overseas please click the "Region" button at the top of the page.


Your inquiry

If you have a question about our Company or our products, please feel free to email us.