Guthrie and Sons is one of the few truly family owned and operated heating and air conditioning contractors in the San Diego area. At Guthrie and Sons our customers always come first. You can always count on our team of factory trained and licensed technicians to ensure your system is always running to full potential year round.
We focus on residential heating and air conditioning equipment installs and change outs, upgrades, forced air conversion, air purification systems and also specialize in environment friendly, energy efficient, products and services. By maintaining a business that is strictly family owned and operated the customer gets the unique chance to deal with the owners of the business throughout the entire process, resulting in more educated, personal, product and service.