About 3rdGen Heating & Cooling

3rdGen Heating and Cooling is a 3rd generation family-owned business specializing in HVAC installations and repairs. Known as one of the most specialized HVAC companies in the East Bay, they train and partner with top-tier Mini Split and Heat Pump manufacturers. The business repairs, services, and designs systems to meet customers' comfort needs, managing the entire process from beginning to end, including pulling permits and HERS testing. Customers have praised the business for its excellent customer service, quality installations, and knowledgeable technicians. Devin and his crew have been recognized for their fantastic work, including clean installations and using high-quality appliances from Mitsubishi. They even assisted with a broken AC unit at no extra cost. Recently, customers noted that Devin and Ceaser quickly fixed issues, explaining in detail how to prevent future problems without charging for minor fixes. 3rdGen Heating and Cooling is dedicated to helping homeowners and businesses electrify their homes and reduce their carbon footprint. Customers appreciate the quick scheduling, with same-day appointments, and efficient service often completed in less than an hour. Invoices are emailed for convenience, and many recommend 3rdGen for their reliable service and professional experience.

Reviews for 3rdGen Heating & Cooling

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  • Jul 2026

    3rdGen installed a VRF heat recovery system in our 5000 square ft office. They are experts in design build and have done a great job in our Mitsubishi installation. They also installed Lauren Cook ventilators for our office kitchen and bathrooms.

  • Jul 2026

    As the owner of a commercial cleaning company, we work in office buildings, retail spaces, and commercial facilities every day, so we've seen our share of HVAC contractors. After working alongside 3rdGen Heating & Cooling on a recent project, it was obvious they operate at a higher standard than most.

    One thing that stood out immediately was how organized their crew was. Every technician knew exactly what they were responsible for, communication between the team was constant, and the job moved forward without unnecessary downtime. They kept their materials organized, respected the property, and cleaned up after themselves throughout the installation instead of...read full review

  • Jul 2026

    Outstanding HVAC installation and excellent customer service. The heating and air conditioning system is working great, and the entire process was smooth. I highly recommend 3rdGen for any HVAC repair or replacement.

Hours

Monday: 8AM - 5PM
Tuesday: 8AM - 5PM
Wednesday: 8AM - 5PM
Thursday: 8AM - 5PM
Friday: 8AM - 5PM
Saturday: ClosedSunday: Closed

Tips

accepts credit cards offers military discount