MCS Water

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421 E Valley Blvd
San Gabriel, CA 91776
+1 (626) 288-4833
http://www.mcswater.com

MCS Water Technology, founded in 1987, is a leading provider of innovative water solutions in Los Angeles and its surrounding areas. Specializing in both residential and commercial systems, their expertise covers everything from drinking water purification to comprehensive water supply projects.

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Reviews

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4.0

(108)

Photo of Jocelyn Y.
Jocelyn Y.
1/13/2026

I had water filter system installed by MCS Water before so immediately contacted them when I need a water softener system. Michelle, the sales representative, was knowledgeable and patiently...

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Adam S.
11/27/2025

Had a system installed a while back but never got around to getting the filter changed. I called them up and they were able to send someone out the next day. At first it was a bit of a...

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Jane ..
8/29/2025

We recently installed the Terminator water softener with a tankless RO system from MCS Water, and the whole experience has been excellent. From the start, Michelle was wonderful to work with--she...

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Mack L.
1/13/2026

My parents visited this store simply to buy a filter for their existing, functional system but were pressured into purchasing an entirely new RO unit. The installation was unprofessional; the...

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Florella D.
1/7/2026

Had water softener installed. The installation was easy and fast. The technician was easy and installation was fast . Great service from the company.

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