Thuy P.
5/16/2025
Bryan was highly recommended by my neighbor and lived up to his reputation. Definitely very knowledgeable and honest about what he was able to do. I have an AC system that is ancient. Going on...
McMaster Mechanical
Closed
(26)
Photos
20903 Ambushers St
Diamond Bar, CA 91765
McMaster Mechanical is a reputable company based in Diamond Bar, CA, specializing in providing mechanical services to commercial and residential clients.
With a focus on quality workmanship and reliable service, McMaster Mechanical offers a range of solutions to meet the diverse needs of its customers in the local area.
Generated from their business information
Reviews
5.026 reviews
T S.
8/2/2024
Wow,what can I say. These guys are wonderful. I called around none and explained my problem. A few hours later I got a call back and they said they would be there in 10 minutes. Gary showed...
Jerry T.
10/26/2022
I have used McMaster Mechanical in the past at my residence to diagnose an issue i was having with my AC losing freon. Bryant came out and was very knowledgeable and helpful. I also have a rental...
JK K.
6/12/2024
We are so glad we called McMaster Mechanical for our ac repair. We could not get any cold air and could not figure out the cause. Bryan came over as scheduled and had our ac working again in less...
Mandy S.
7/10/2024
We were so happy that Bryan fit us in his schedule on a hot Sunday in July. All the five star reviews are true. Bryan provided us tremendous service for a very good price. Someone else had "fixed"...
See a problem?
You might also like
Partial Data by Foursquare.