4.5 
14 *The Angi rating for Water Softener Service companies in Cerritos, 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 Cerritos, 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 February 18, 2026
Serving Cerritos, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2014
Free estimates
Emergency services offered
"Very happy with my new 3-stage whole house water filter/installation - topnotch!!!"
Serving Cerritos, CA and surrounding areas
Approved
In business since 1994
Free estimates
Warranties offered
"David was early, fast, and very detailed. He was also really friendly and would recommend him for any water purifier installation. Thanks David!"
Serving Cerritos, CA and surrounding areas
Approved
In business since 2001
Free estimates
Credit card accepted
"Brad and his team were transparent, thoroughly professional. Brad took his time to explain different solutions and competitive offerings, he went over and beyond to make sure customer satisfaction. Will hire them in a heartbeat if I ever need another water softener system."
+14
Serving Cerritos, CA and surrounding areas
Approved
In business since 2022
Free estimates
Emergency services offered
With 50 years of combined experience, we at Pure Water Filtration pride ourselves on being the best in the industry. Our ability to design and install complex projects separates us from our competitors. We do everything from simple installs such as residential reverse osmosis to more complex commercial multi-unit apartment buildings or well water treatment. For pure, healthy water, we have a solution for any budget. We use American-made products, allowing us to offer the best warranties in the industry. All of our products meet NSF and ANSI standards. Pure Water Filtration has a close relationship with the California State Drinking Water Program and local testing laboratories. We guarantee you will be satisfied when choosing Pure Water Filtration as your go-to water treatment specialist.
+3
Serving Cerritos, CA and surrounding areas
Approved
In business since 1987
Free estimates
Emergency services offered
"Response was amazing and fast. Arrived on time and kept me fully informed. Professional with complete set of moisture/ leak detection tools. Answered all our questions. Would love to recommend them."
+70
Serving Cerritos, CA and surrounding areas
Approved
In business since 2015
Free estimates
Emergency services offered
"I Appreciate the fact that he made sure my water heater was cleaned when he finished the job"
+92
Serving Cerritos, CA and surrounding areas
Approved
In business since 2006
Free estimates
Emergency services offered
"I needed my toilet unclogged last minute. I called Rooter ER and Anthony was there to help on the same day. He was very professional , friendly and knowledgeable. I will definitely be a returning customer with all of my plumbing needs"
+6
Serving Cerritos, CA and surrounding areas
Approved
In business since 2000
Free estimates
Warranties offered
"Kayvan was a wonderful service tech! He was on time and professionally checked out the water heater and the HVAC system. He was so polite and friendly. He explained the need for a new filter in the heating unit and showed me photos of the unit located in the attic. He also offered to do a friendly deed for free, which I greatly appreciated, He’s a great asset to Service Champions!"
+13
Serving Cerritos, CA and surrounding areas
Approved
In business since 2018
Free estimates
Emergency services offered
"Had an emergency in the early evening. No water. Pump controller burned. Worked with Ben (President) until 10:30PM to get ready to fix the first thing in the morning. Great to work with. They are not cheap, but after checking material prices on line, I believe the pricing is fair. I would use them again in a heart beat! Hope I don't have to though."
+9
Serving Cerritos, CA and surrounding areas
Approved
In business since 2020
Free estimates
Emergency services offered
With over 5 years experience in the Plumbing industry, 3 Brothers Plumbing is your industry expert in the area . We pride ourselves on our extreme professionalism and attention to detail. Our customer satisfaction guarantee will assure you we will mot leave your property until you are completely satisfied with our work. As a family owned and operated business you can trust that we will treat your home as we would treat our own. We have so many options to fit any budget. Give us a call today and we look forward to working with you!
From average costs to expert advice, get all the answers you need to get your job done.
How much a water softener costs in Los Angeles, CA, depends on your home’s size and the system’s type and capacity. Our expert guide explores all the price factors.
Learn about water filtration system costs in Los Angeles, CA, key cost factors, and ways to save on installation and maintenance for your home.
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.
