Ariston Group and Lennox have entered into a joint venture that will bring a competitive product portfolio of residential water heaters to greater number of homeowners in United States and Canada. 

This strategic partnership brings the trusted brands, distribution channels and expansive customer network of Lennox together with Ariston Group’s advanced global and regional expertise in water heating technology, R&D and manufacturing. Together, the two companies aim to strengthen their market presence and drive innovation across the North American residential water heater landscape. 

The joint venture will support the growth of Lennox and Ariston Group water heater sales across their respective channels and customer bases in USA and Canada. Lennox branded water heater products will be sold through Lennox stores and direct-to-dealer network, and through the Allied distributor channel. Lennox and Allied brands water heater products are anticipated to be available for purchase in 2026. Ariston USA, Ariston Group’s subsidiary in the market, will continue to offer its portfolio of water heater and thermal comfort solutions with its renowned brands to its distributors and contractors. 

“Ariston Group entered the North American market between 2016 and 2019 through three acquisitions, and we have identified this region as a top strategic priority for growth,” said Paolo Merloni, executive chairman of Ariston Group. “We are truly pleased to announce this new chapter with Lennox – an outstanding partner whose market leadership we respect deeply. This joint venture allows us to add to our existing commercial presence an alliance with a strong local partner, and we are proud to be the technology provider behind high-efficiency solutions that will carry the Lennox brand."

“This joint venture aligns with our strategy to deliver accelerated growth by expanding our product offerings within the residential market and strengthening relationships with our customers,” said Lennox CEO Alok Maskara. “We are very excited to work alongside Ariston Group to deliver high-efficiency water heating solutions. This will enable a perfect home environment when coupled with the existing Lennox products and technology applications our homeowners trust, offering our dealers, distributors and contractors a differentiated value proposition”. 

The newly established joint venture will be called Ariston Lennox Water Heating North America and will be operational after customary closing conditions are met. Ariston USA will own 50.1% of the joint venture, while Lennox will own the remaining 49.9%. Leadership of the joint venture will be appointed jointly by Ariston Group and Lennox.