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A mother and son playing with a globe
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About Us
Ariston Group is a global leader in sustainable thermal comfort.
At a glance M&A track record Our operations Our R&D Commitment Our Solutions

AT A GLANCE

Providing sustainable solutions for thermal comfort at scale

We are a global manufacturer dedicated to enhancing the wellbeing of our customers worldwide through an extensive range of renewable and high-efficiency solutions that meet all their needs for sustainable thermal comfort while facilitating the energy transition.
VISIT INVESTORS SECTION
VISIT INVESTORS SECTION
Revenues 2025
2.7
billion euro
+3.0% YoY organic
People
>10
thousands
worldwide
Products
8
million
sold in 2025
VISIT INVESTORS SECTION
VISIT INVESTORS SECTION

M&A Track Record

Passionate about sustainable growth

Since 1970, we have pursued our international expansion through the organic opening of new markets and sites combined with a solid track record of acquisitions, playing an active role in strengthening the sector.

See our brands
Riello
2025
Ariston Group… worked on a series of M&As to strengthen its Specialty Divisions and announced an agreement to acquire Riello.
Wolf offices
2023
...joined forces with Wolf-Brink in the largest merger in its history, reinforcing its positioning in Europe.
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Chromagen products
2022
...acquired Chromagen, a leading player in the supply of renewable hot water solutions with a solid footprint in Australia.
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NTI worker
2016-2019
...expanded with NTI and HTP in Canada and the USA, as well as with Calorex in Mexico, consolidating its presence in the Americas.
Brand logos
Brand image
2015
...entered the Danish market acquiring Gastech-Energy and purchases SPM, a French combustion technology and components manufacturer.
Atag installer
2014
...acquired Atag, a premium Dutch heating brand, and Heat Tech Geysers, a leading water heating company in South Africa.
Thermowatt offices
2013
...finalized the acquisition of DhE, now Thermowatt Professional, an Italian player in the sector of heating components.
Domotec products
2011
...bolstered its Swiss market leadership by acquiring Cipag and Domotec.
Elco van
2001
...pursued a remarkable growth by acquiring Elco, Chaffoteaux, Cuenod, Ecoflam and Rendemax.
Racold products
1990s
...acquired Racold, the largest water heating company in India.

OUR OPERATIONS

Leveraging our global footprint to best serve markets

We enjoy a strong presence in Europe and benefit from a growing exposure in North America, Middle East, Africa, Asia, and Australia. Our international footprint leverages an integrated and agile network of production sites that are distributed across geographies to effectively deliver value propositions to local markets.
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Male worker engaged in his tasks.
Male worker engaged in his tasks.
Female worker engaged in his tasks.
Female worker engaged in his tasks.

OUR R&D COMMITMENT

Pursuing technology innovation at the service of excellence

Engineer in a laboratory
Engineer in a laboratory
We invest in the research and development of cutting-edge sustainable solutions and advanced connectivity services. Our pledge to innovation goes beyond product, as we apply digitalization, data science, and new technologies to all processes along the value creation chain, towards the reinforcement of a shared innovation mindset across the entire organization.
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OUR SOLUTIONS

Offering a wide portfolio of solutions that fit all needs

Holding a leadership position in the thermal comfort market, we boast a unique, balanced commitment to climate comfort, water heating, and air handling, enhanced by best-in-class connectivity and end-to-end services, and complemented by our specialty division offering. Our solutions span heating heat pumps working with natural refrigerants, heat pump water heaters, hybrid and solar thermal systems, domestic ventilation, and air handling units marketed through renowned global and regional brands.
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Father and child playing inside
Father and child playing inside
Climate Comfort
Climate Comfort
Child bathing in a bathtub with bubbles
Child bathing in a bathtub with bubbles
Water Heating
Water Heating
Customer service specialists helping customers
Customer service specialists helping customers
Services
Services
Employee working in factory
Employee working in factory
Air Handling
Air Handling
Components
Components
Components
Components
A machine in a factory.
A machine in a factory.
Combustion Technologies
Combustion Technologies
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