Have any feedback for us? We'd love to hear it! Call us at (925) 326-6232 and let us know how we are doing.
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Diego was very courteous and professional. I would highly recommend him to service your heater and air conditioning.
Response from Certified Heating and Air Conditioning:
Hello Tracy, Thank you for sharing your review of our great teammate Diego. We are glad to provide your annual maintenance services. -Certified Customer Service Team
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Punctual, personable, courteous, friendly, and open to questions. He made the process very clear and easy to understand. Will recommend to all family and friends.
Response from Certified Heating and Air Conditioning:
Hello Stacy, Thank you for sharing your review! We aim to please our clients! -Certified Customer Care Team
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Diego was very thorough in his service. Spent some time at the end to provide details on what he did and his the system is working. Great job!
Response from Certified Heating and Air Conditioning:
Hello Dorothea, We are glad Diego was able to perform your HVAC maintenance. We strive to make sure we leave our clients' homes keeping them happy. -Certified Customer Care Team
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Mateo was very professional and thorough thank you
Response from Certified Heating and Air Conditioning:
Hello Mario, We are glad our teammate Mateo provided great service for you! -Certified Customer Care Team
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The gentlemen were professional and friendly and explained every step of the way. Great work.
Response from Certified Heating and Air Conditioning:
Hi there Tyler! We are so glad Diego and Alberto were able to get your Air Conditioner up and running & explained the diagnostic and next steps!
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Very polite, professional and very good at. Explaining the process and explaining things at the end.
Response from Certified Heating and Air Conditioning:
Hi there Sandra! Thank you so much for your kind words! We are so glad Mateo provided such great service and displayed professionalism during the preventative maintenance on your air conditioner!
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Very professional
Response from Certified Heating and Air Conditioning:
Thank you so much for your review!
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Both techs were great!
Response from Certified Heating and Air Conditioning:
Hi Brittney! Thank you so much for allowing Diego & Eric to perform the preventative maintenance on your Air Conditioner!
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Mateo L was very professional and friendly. He explained all the services results he found in a way that was easy to understand. I would refer Mateo for ffurther services.
Response from Certified Heating and Air Conditioning:
Hello Tracy, Thank you for sharing your experience with our valued teammate Mateo. We are glad he was able to perform your annual maintenance and explain his services. -Certified Customer Care Team
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He’s very personable and efficient in his job. It was great to meet him and have him service our unit
Response from Certified Heating and Air Conditioning:
Hello Dorothea, Thank you for the review. We are happy our teammate provided great service on your HVAC maintenance appointment. -Certified Customer Care Team
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Fantastic work, no problems.
Response from Certified Heating and Air Conditioning:
Hello Adele, Thank you for the review. We are proud to provide you with fantastic work on your HVAC system. -Certified Customer Care Team
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Very professional crew. They did and excellent job and finished quickly.
Response from Certified Heating and Air Conditioning:
Hello Haneef, Thank you for the 5-star review! We are happy that we met your satisfaction with the installation today. Welcome to the Certified family. -Certified Customer Care Team
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Response from Certified Heating and Air Conditioning:
Hi Aileen, Thank you for the 5 starts! Glad we were able to take care of your air conditioner maintenance. -Certified Customer Care Team
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In Oakley, California this afternoon performing a furnace maintenance for the Kreig residence.
In Oakley, California this afternoon performing a furnace maintenance for the Oglesby residence.
Performed furnace maintenance for new club client, identified issues and offer repair vs replace options
Completed annual furnace maintenance for club client
In Oakley, California this afternoon performing a furnace maintenance for the Gardner residence!
Performed furnace diagnostic, identified and fixed issue for maintenance plan clients once again have working heat!
In Oakley, California this afternoon performing a a/c maintenance for the Jones residence.
Performed a routine furnace maintenance here in Oakley ca
Completed annual furnace maintenance for club client
Completed annual furnace maintenance, identified potential issues the equipment may have during winter season and provided options
In Oakley, California this afternoon performing a a/c maintenance for the Aldrich residence.
In Oakley, California performing a diagnostic for the Borphy residence.
I am in Oakley, California to look at a duct system and furnace.
Completed furnace tune up on 10 year old a trane unit with recommended blower clean and washable filters
I just completed a furnace maintenance in Oakley for my client Miguel! I was happy to clean the air filter for the home, now the system will be able to breathe easier! :D
