Lennox International Inc., commonly known as Lennox, is a leading provider of climate control solutions headquartered in the United States. Founded in 1895, the company has established a strong presence in North America and beyond, specialising in the heating, ventilation, and air conditioning (HVAC) industry. Lennox is renowned for its innovative products, including energy-efficient furnaces, air conditioners, and smart home systems, which set the standard for performance and reliability. The company has achieved significant milestones, such as pioneering advancements in eco-friendly technology and smart home integration. With a commitment to sustainability and customer satisfaction, Lennox has solidified its position as a market leader, earning accolades for its high-quality offerings and exceptional service.
How does Lennox's carbon action stack up? DitchCarbon scores companies based on their carbon action and commitment to reducing emissions. Read about our methodology to learn more.
Mean score of companies in the Business Services industry. Comparing a company's score to the industry average can give you a sense of how well the company is doing compared to its peers.
Lennox's score of 48 is higher than 70% of the industry. This can give you a sense of how well the company is doing compared to its peers.
In 2021, Lennox International Inc. reported total greenhouse gas emissions of approximately 100,430,200,000 kg CO2e. This figure includes Scope 1 emissions of about 116,668,000 kg CO2e, Scope 2 emissions of approximately 45,572,000 kg CO2e (market-based), and a significant contribution from Scope 3 emissions, which totalled around 100,267,900,000 kg CO2e. Lennox has set ambitious climate commitments, including a target to reduce absolute Scope 1 and 2 emissions by 37.5% by 2034 from a 2019 baseline. Additionally, they aim to achieve a 30% reduction in Scope 3 emissions per product sold by the same year. These targets have been validated by the Science Based Targets Initiative (SBTi), ensuring they align with the goal of limiting global warming to well below 2°C. Furthermore, Lennox is committed to transitioning all residential and commercial products to low global warming potential (GWP) refrigerants by 2025, in line with anticipated regulations. They also aim for a 50% reduction in Scope 1 and 2 emissions by 2030 from a 2020 baseline. Overall, Lennox's climate strategy reflects a proactive approach to reducing their carbon footprint and contributing to global climate goals.
Access structured emissions data, company-specific emission factors, and source documents
| 2014 | 2017 | 2018 | 2019 | 2020 | 2021 | |
|---|---|---|---|---|---|---|
| Scope 1 | 88,818,000 | 00,000,000 | 000,000,000 | 00,000,000 | 00,000,000 | 000,000,000 |
| Scope 2 | 56,024,000 | 00,000,000 | 00,000,000 | 00,000,000 | 00,000,000 | 00,000,000 |
| Scope 3 | - | 000,000,000 | 000,000,000,000 | 00,000,000,000 | 00,000,000,000 | 000,000,000,000 |
Lennox's Scope 3 emissions, which increased by 23% last year and increased significantly since 2017, demonstrating supply chain emissions tracking. Nearly all of their carbon footprint comes from suppliers and value chain emissions, representing nearly all emissions under the GHG Protocol, with "Use of Sold Products" being the largest emissions source at 97% of Scope 3 emissions.
Climate goals typically focus on 2030 interim targets and 2050 net-zero commitments, aligned with global frameworks like the Paris Agreement and Science Based Targets initiative (SBTi) to ensure alignment with global climate goals.
Lennox has established climate goals through participation in recognized frameworks and target-setting initiatives. Companies often set interim 2030 targets and long-term 2050 net-zero goals to demonstrate measurable progress toward decarbonization.

Common questions about Lennox's sustainability data and climate commitments