# Lennox

> Lennox International is a publicly traded North American HVACR manufacturer whose home comfort and building climate businesses span furnaces, air conditioners, heat pumps, rooftop units, refrigeration equipment, controls, parts and lifecycle services. Its strategic edge is a direct-to-dealer route to market, supported by company-owned stores, independent distribution, digital tools and a large installed base that creates recurring replacement, parts, maintenance and monitoring demand.

- **Founded:** 1895
- **Headquarters:** Richardson, Texas, United States
- **Founders:** Dave Lennox (Founder and inventor)
- **Team size:** Approximately 12,900 employees as of December 31, 2025
- **Products:** Home Comfort Solutions, Building Climate Solutions, Heatcraft refrigeration, iComfort and connected controls, Parts and supplies
- **Notable:** Founded in 1895 around Dave Lennox's riveted-steel coal-fired furnace., Introduced a forced-air residential furnace in 1923 and developed early high-efficiency heating and cooling products., Completed its initial public offering in 1999 and trades on the NYSE under LII.

## Products & services

- **Home Comfort Solutions** — Furnaces, air conditioners, heat pumps, packaged systems, indoor-air-quality equipment, comfort controls, replacement parts and supplies for residential replacement and new construction.
- **Building Climate Solutions** — Commercial rooftop and split systems, applied systems, VRF, controls, installation, preventive maintenance and national-account services.
- **Heatcraft refrigeration** — Condensing units, unit coolers, fluid coolers, condensers, air handlers, racks and application engineering for food retail, restaurants, warehouses, data centers and industrial processes.
- **iComfort and connected controls** — Thermostats, sensors and controls that coordinate temperature, humidity and indoor air quality and support connected diagnostics.
- **Parts and supplies** — OEM and universal parts, tools, air-distribution accessories, switches, controls and engineered HVACR components sold through Lennox Stores and distribution channels.
- **Residential water heaters** — Gas, electric and heat-pump water heaters introduced through the Ariston Lennox Water Heating North America joint venture and distributed through Lennox channels.

## Achievements

- Founded in 1895 around Dave Lennox's riveted-steel coal-fired furnace.
- Introduced a forced-air residential furnace in 1923 and developed early high-efficiency heating and cooling products.
- Completed its initial public offering in 1999 and trades on the NYSE under LII.
- Became the first manufacturer to meet the U.S. Department of Energy Cold Climate Heat Pump Challenge, according to Lennox.
- Reported that 55% of core-product revenue came from highly efficient products in 2025.
- Invested $103.4 million in research and development during 2025.
- Named to the Drucker Institute Management Top 250 for a third consecutive year in 2025.
- Reported delivery of more than 90% of commercial rooftop units and accessories within one day after distribution investments.

## Latest updates

- **2026-07** — Reported second-quarter revenue of $1.545 billion, up 3%; Building Climate Solutions revenue rose 24% while Home Comfort Solutions declined 7%.
- **2026-07** — Completed the Heat Controller acquisition, adding the Comfort-Aire and Century brands to expand distribution with small and midsize partners.
- **2026-06** — Marked the first year of the Ariston joint venture after launching gas, electric and heat-pump water heaters across North America.
- **2026-06** — The SL22KLV cold-climate heat pump received GOOD DESIGN recognition for operation down to -20°F.
- **2026-03** — Opened dealer ordering for Lennox-branded residential water heaters through the Ariston joint venture.
- **2025-10** — Completed the roughly $550 million acquisition of NSI Industries' HVAC division, including Duro Dyne and Supco.

## Links

- Website: https://www.lennox.com/
- LinkedIn: https://www.linkedin.com/company/lennox
- Twitter/X: https://twitter.com/LennoxAir
- YouTube: https://www.youtube.com/user/LennoxInternational
- Instagram: https://www.instagram.com/lennoxair/
- Facebook: https://www.facebook.com/Lennox/

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Profile page: https://yespress.io/lennox
Published by YesPress — https://yespress.io
Last updated: 2026-08-11