Tim Brizendine began his career in HVAC as a service and installation technician while attending college. During his 16 years with Lennox Industries Inc. (LII) all 16 years have been working with the product development teams. He started his career with LII in the advanced research group developing new technologies and later worked with the team to start Lennox India Technology Center’s (LITC) mechanical engineering team. Moving into product management he managed Lennox brand cooling products for several years including the introduction of variable speed AC and HPs. Returning to engineering he managed the Carrolton, TX cooling engineering team. Ascending to his current role in 2018 as Director of product management for cooling products.