Stan A.
8/28/2021
Derek & his team are very knowable & able to diagnose issues that other HVAC techs have a hard time with. He has worked on several projects for me and has always done a fantastic job. I find...
Diamond Mechanical
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(3)
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3820 W Happy Valley Rd Ste 141
Glendale, AZ 85310
Diamond Mechanical Inc., serving Arizona since 1993, is a leading provider of HVAC services for both residential and commercial clients. With over 100 years of combined experience in the industry, they are recognized for their commitment to quality, attention to detail, and customer satisfaction.
As a certified Unico Systems dealer, Diamond Mechanical specializes in air conditioning and heating solutions, including installations, repairs, and ductwork services. Their extensive project portfolio and dedication to exploring innovative products ensure that customers receive optimal value and comfort in their homes and businesses.
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Reviews
5.0(3)
Kellen B.
7/15/2025
Great small business, I have had them do 3 new ac replacements in the last 4 years. Allows fair pricing, quality work. They don't try to over sell items you don't need. Would highly recommend this...
Tom K.
3/10/2020
Full disclosure here, I have not had any HVAC work done by this company. However, I've just completed a business transaction with Derek. This young man impressed the heck outa me. He did what he...
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