While the four seasons in Depew, NY, are certainly beautiful and offer something new every few months, they are also a great deal of work and expense. Freezing cold winter temperatures, scorching summers and issues with humidity year round are challenges O'Donnell Heating & Air Conditioning, Inc. is familiar with and prepared to solve. We’ve been on the job since 1961. Fully licensed and insured, we customize solutions to the age, layout and size of home as well as your preferences, goals and budget.

Upholding qualification as a Lennox Premier Dealer ensures technician training, product knowledge and a line of technologically advanced and energy efficient options to save you time and money. Give us a call at (716) 836-8000 to hear about the latest innovations in furnaces, air conditioners, garage heaters, ductless configurations, zoned systems and more. Along with modern features and skilled installation, we handle all types of repairs and essential maintenance.

Don’t hesitate to reach out to us for prompt scheduling, reliable recommendations and assistance with all concerns, including oil to gas conversion, duct repairs, sheet metal fabrication and air quality issues. Let us create a perfectly comfortable, healthier and more easily managed home. Outselling our competition simply for being honest, O'Donnell Heating & Air Conditioning, Inc. backs the repairs of all makes and models with our two-year guarantee, and we’re available for 24/7 emergency service across Eggertsville, Amherst, Snyder, Williamsville, Buffalo, Tonawanda, Cheektowaga, Depew, and Lancaster, NY.