Oakland, CA Heating and Air Conditioning Services
Check out what our customers are saying about Certified Heating and Air Conditioning – Air Conditioning and Heating Services!
Local Reviews
for Oakland, CA
Always a good experience!
Kathi - Oakland, CA 94605
As always, great service and a kind and informative service person! Thanks, Diego!
OaklandCA94605 37.7725-122.1875 Response from Certified Heating and Air Conditioning:
Hi Kathi! Thank you for sharing your positive experience with Diego during your Air Conditioning Maintenance!




Awesome technician and overall service
Alexandra - Oakland, CA 94611
Jackie was thorough and made sure to explain everything to me. I'd welcome another visit from Jackie! I also really appreciated how on top of things the office was. They made sure to call me ahead of time to let me know when my technician was coming and sent a picture of her as well, which I really appreciated for safety reasons.
OaklandCA94611 37.825-122.2175 Response from Certified Heating and Air Conditioning:
Hello Alexandra, Thank you for the review. We value our teammate Jackie as you do. We are here to make sure we take care of our clients like yourself when performing any HVAC services. -Certified Customer Care Team




Excellent service
Josh - Oakland, CA 94618
Diego was polite and professional. Did what he came here to do and explained everything clearly.
OaklandCA94618 37.845-122.235 Response from Certified Heating and Air Conditioning:
Hi Josh, We are happy that Diego provided excellent service during the annual maintenance today!- Certified Customer Care Team




Excellent Service! Highly recommended
David - Oakland, CA 94602
Mateo was on time and has been to my house before. He did a great job and my dog loves him.
OaklandCA94602 37.805-122.2175 Response from Certified Heating and Air Conditioning:
Hi David, We are lucky to have you and your dogs as clients of ours! We love animals! We are happy to have a teammate like Mateo on our team. -Certified Customer Care Team




Great Service and Communication
Corey - Oakland, CA 94611
Chris and Lee did a wonderful job installing our ductwork and Wyatt and Nicholas did great work installing out system. We were able to get a consult and job all scheduled/completed within just a few days of calling. Everyone was really kind, professional, and courteous. Will continue to use them in the future.
OaklandCA94611 37.8175-122.255 Response from Certified Heating and Air Conditioning:
Hi Corey, Thank you for the review. We are glad our teammates impressed you! We strive for 5-star service. We know you will enjoy your new HVAC system! -Certified Customer Care Team




First rate service
Kathleen - Oakland, CA 94602
The Certified service was excellent- efficient and the communication and instructions were very clear. Highly recommend
OaklandCA94602 37.8025-122.225 Response from Certified Heating and Air Conditioning:
Hello Kathleen, We are happy we met your standards and appreciate the review. -Certified Customer Care Team




Jackie was great!
Abby - Oakland, CA 94609
Really appreciated Jackie. She explained everything to me and was very patient with my questions. I felt like she was very knowledgeable and trustworthy.
OaklandCA94609 37.8375-122.2575



Excellent Service
Sarika - Oakland, CA 94602
Great
OaklandCA94602 37.805-122.195



Great helper!
Alfred - Oakland, CA 94618
Galen was very knowledgeable and helpful. This was a big decision for us and he went through everything very carefully and completely. We appreciate his work and look forward to getting started on the project.
OaklandCA94618 37.84-122.23



Great service!!
Al - Oakland, CA 94618
Jackie did a great job of explaining everything that she had done to keep our furnace working well. She was very meticulous in her work and her explanations. Jackie also took the time and effort to answer all my many questions. I really appreciated her work.
OaklandCA94618 37.84-122.23



Wyatt C.
Day 2 installing a new heater and A/C in Oakland, Ca. Can’t wait to see the final product it’s looking great so far!
Wyatt C.
Day 1 of installing a new high efficiency Furnace and Air conditioner with new Zone materials in Oakland, Ca. Can’t wait to get our clients back up and running!