Lennox (NYSE: LII) Driven by 130 years of legacy, HVAC and refrigeration success, Lennox provides our residential and commercial customers with industry-leading climate-control solutions. At Lennox, we win as a team, aiming for excellence and delivering innovative, sustainable products and services. Our culture guides us and creates a workplace where all employees feel heard and welcomed. Lennox is a global community that values each team member’s contributions and offers a supportive environment for career development. Come, stay, and grow with us.

AES a division of Lennox, was established in 1988 and is one of the largest manufacturers of roof curbs and drop box diffuser systems in the nation. We have recently expanded our capabilities as a single source supplier by adding a Mechanical Services Division as well as becoming a Misc. Steel manufacturer. These new services will reduce construction costs and eliminate coordination with multip...