
Serving Riverside, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2014
Free estimates
Emergency services offered
"resolved water & system requirements"

*The Angi rating for Water Softener Service companies in Riverside, CA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Water Softener Service needs.
*The HomeAdvisor rating for Water Softener Service companies in Riverside, CA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Water Softener Service needs.
Last update on October 17, 2026

Serving Riverside, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2014
Free estimates
Emergency services offered
"resolved water & system requirements"

Serving Riverside, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2025
Free estimates
Emergency services offered
"⭐⭐⭐⭐⭐ Water Heater SOS was a lifesaver! When our water heater broke down, they responded quickly, diagnosed the issue, and had it fixed the same day. The technician was professional, knowledgeable, and took the time to explain everything clearly. Pricing was fair, and the service was top-notch. I highly recommend Water Heater SOS for anyone needing fast, reliable water heater repairs!"





Serving Riverside, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2022
Free estimates
Emergency services offered
"Service Flow Plumbing did an excellent job flushing my tankless water heater at a very reasonable cost. Rose provided outstanding customer service from start to finish, and Andrew—the technician who performed the flushing—was extremely professional, knowledgeable, and sure to explain everything clearly. The whole process was smooth and stress-free. Highly recommend their team!"





+81

Serving Riverside, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2022
Free estimates
Emergency services offered
"I had an excellent experience with Pro Bright Construction. They responded to my initial inquiry very quickly and were able to schedule the installation of a whole-home water flow restrictor on the main water intake that same day. The two professionals who completed the work were friendly, knowledgeable, and courteous. Although this was a significant installation, they finished the job in just a couple of hours and left the work area spotless. I was quoted a price by a large plumbing company that was nearly twice the amount I paid, so I also appreciate Pro Bright's very fair pricing. I'm left truly happy for their prompt response, professionalism, quality workmanship, and value. I will definitely contact Pro Bright Construction for any future plumbing needs and highly recommend them."

Serving Riverside, CA and surrounding areas
Approved
In business since 2022
Free estimates
Emergency services offered
"Completely satisfied with everything. Very professional kept in contact and showed up on time and gave me a great estimate that I was very happy with. Work was done to my satisfaction and I would recommend them at any time for anything of your plumbing needs. 5+ stars.!"





+1

Serving Riverside, CA and surrounding areas
Approved (Corporate)
In business since 1975
Free estimates
Emergency services offered
"My water heater wasn't heating the water. Serviceman taught me how to light the pilot. He was very polite and helpful. I was very impressed with the service he provided."


Serving Riverside, CA and surrounding areas
Approved
In business since 2018
Free estimates
Emergency services offered
"Rafael came and was able to get our water heater pilot working quickly in a very professional manner. He the took extra time to go over its operation. There was no push to replace the heater which is eight years old, if I have more serious plumbing issues in the future, I will definitely call Diamond first."





+36

Serving Riverside, CA and surrounding areas
Approved
In business since 2018
Free estimates
Emergency services offered
We are committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business.





+3

Serving Riverside, CA and surrounding areas
Approved
In business since 2021
Free estimates
Credit card accepted
"Jacob was very professional and State 31 Plumbing did an amazing job. I was extremely pleased with the outcome."





+2
Serving Riverside, CA and surrounding areas
Approved
In business since 2001
Free estimates
Customers say: Quick response
"I contacted Home Advisor on 11/15/16, to obtain some quotes for a whole house water filtration system. Gary, from Exclusive Water Systems contacted me, within 10 minutes of making my request. He was able to give me a fair estimate, after our discussion via the telephone. Gary was professional and able to complete the installation in a few hours. I was glad his company was recommended through Home Advisor. I would definitely refer him to family members and friends, who are in need of quality services for installing a water systems."
From average costs to expert advice, get all the answers you need to get your job done.

Water softeners remove minerals from hard water in your home and make your water more pleasant to use. Learn more about how they work here.

Water softeners work to remove unwanted minerals from hard water through a filtration and recharge cycle. Keep reading to learn how a water softener works.

There are four common softener alternatives available on the market today. We compare and contrast each one to help you find your best-fit solution in this blog.

Water softeners rid your home of hard minerals and, well, soften your water. Even better, the regeneration process is an automatic cycle that works when you’re least likely to use it.

Your water softener works overtime to keep your water safe. Use this guide on how to check your water heater for damage or poor performance.

Water softeners remove hard minerals from your tap water, improving plumbing systems and water-using appliances. Here are the most efficient water softeners out there.