Lennox International is a global leader in the design, manufacture and marketing of climate control products for residential, commercial and industrial applications. The company develops a wide range of heating, ventilation and air conditioning (HVAC) solutions, including furnaces, air conditioners, heat pumps and packaged rooftop systems. Through its extensive network of distributors and dealers, Lennox International delivers end-to-end temperature control offerings that span installation, maintenance and aftermarket support.
Founded in 1895 in Marshalltown, Iowa, Lennox International has grown from a small heating equipment manufacturer into a diversified industrial enterprise. Over more than a century of operations, the company has expanded its geographic footprint through targeted acquisitions and the establishment of regional manufacturing and service facilities. Today, Lennox serves customers across North America, Europe, Asia, the Middle East and Africa, adapting its product designs to meet local energy-efficiency standards and climate requirements.
Lennox International’s portfolio is organized around two core segments: Residential Climate Solutions and Commercial Climate Solutions. The Residential segment focuses on ducted and ductless HVAC systems, offering consumer-branded products for single-family homes, multi-family residences and light commercial buildings. The Commercial segment provides rooftop units, chillers, air handlers and controls, catering to offices, schools, healthcare facilities, data centers and industrial processes. Complementing its equipment offerings, Lennox delivers digital monitoring, building automation and remote diagnostic services to optimize performance and reduce operating costs.
The company is guided by a seasoned leadership team with deep expertise in manufacturing, engineering and global supply chain management. Emphasizing innovation and sustainability, Lennox International invests in research and development to advance refrigerant technologies, smart controls and energy-efficient designs. This focus supports its long-term strategy of meeting evolving environmental regulations while helping customers lower carbon emissions and achieve greater comfort and productivity.
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