4.4 
31 *The Angi rating for Water Softener Service companies in O Fallon, MO 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 O Fallon, MO 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 January 26, 2026
Serving O Fallon, MO and surrounding areas
Approved
In business since 1995
Free estimates
Emergency services offered
"Very knowledgeable . After having several other people out trying to sell us a water softener he was able to fix the issue without selling us anything. Excellent service."
+34
Serving O Fallon, MO and surrounding areas
Approved
In business since 2002
Free estimates
Emergency services offered
"Came promptly and replaced our 17 year old water softener in a few days. Detail oriented and very pleasant."
+28
Serving O Fallon, MO and surrounding areas
Approved
Super Service Award Winner
In business since 2014
Free estimates
Warranties offered
"Excellent job installing our water softener."
Serving O Fallon, MO and surrounding areas
Approved (Corporate)
In business since 2020
Credit card accepted
Offers commercial services
Leaf Home Water Solutions provides best-in-class water filtration and softener products for healthy, purified water that protects both the home and family. With state-of-the-art water testing materials, dedication to White Glove installation and service, best-in-class products, and the support of the nation's largest home solutions company, homeowners can feel confident choosing Leaf Home Water Solutions. Since all installations are tailored to specific water needs, custom solutions may include enhanced impact on hair and skin, energy savings on bills, increased appliance longevity, and elimination of hard water contaminants like calcium and magnesium, while also combatting taste and odor issues by filtering out chlorine and other organic compounds. The team of professionals at Leaf Home Water Solutions takes great pride in knowing that families are provided with the cleanest, crispest, and heathiest water possible.
Serving O Fallon, MO and surrounding areas
Approved
Super Service Award Winner
In business since 2017
Emergency services offered
Warranties offered
"Remove electric water heater and install a new high efficiency gas water heater."
+10
Serving O Fallon, MO and surrounding areas
Approved
In business since 2017
Free estimates
Emergency services offered
"The technician was honest and said that the water heater is in good working condition not needing any repairs or replacement We were told the opposite by another company!!! They have indicated that it needs replacement!!"
+7
Serving O Fallon, MO and surrounding areas
Approved
In business since 2000
Free estimates
Emergency services offered
"The installation was done quickly and professionally. Their price was a very fair one and I am very pleased with their whole company."
Serving O Fallon, MO and surrounding areas
Approved
In business since 2000
Credit card accepted
Offers commercial services
You can expect our technicians to provide timely service, a clear explanation of the work to be performed, and upfront pricing. We focus on providing industry best customer service from start to finish. Our technicians are insured, licensed and bonded.
+1
Serving O Fallon, MO and surrounding areas
Approved
In business since 2023
Free estimates
Credit card accepted
"This is a good company to deal with. James, the owner, was out within one hour to diagnose our problem. The next morning the technicians, Brian and Josh were out to take care of our drain issues. Brian made a point of showing me the camera footage of the main drain. The did a great job on the main and two other drains. They also cleaned up very well when they were done. Brian also noticed an issue with our bathtub stopper and fixed it without an extra charge. The pricing was transparent. They have a nice email notice system and called when they were on the way. The three men I worked with were all very professional and easy to deal with. I would not hesitate to use them again. Phil Lykens"
+3
Serving O Fallon, MO and surrounding areas
In business since 1995
Free estimates
Emergency services offered
"We all know water softener salesmen are unique. Everett was knowledgeable and easy to work with. We feel like we received a great value for the money and appreciated the follow up after the job was completed. I 100% would do business again with the Jones family."
+8
From average costs to expert advice, get all the answers you need to get your job done.
Learn average water filtration system costs in St. Louis, MO, key pricing factors, and ways to save on installation and maintenance for your home.
How much a water softener costs in St Louis, MO, depends on your home’s size and the system’s type and capacity. Our expert guide explores all the price factors.
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.
