Top-rated water treatment pros.

Get matched with top water treatment pros in Ellicott City, MD

Enter your zip and get matched with up to 3 pros

Matching on HomeAdvisor

Share some details icon
Share some details about your home project.
Match with local pros icon
Within moments, match with highly-rated local pros.
Compare quotes icon
Compare quotes and choose the best pro for the job.

Top-Rated Water treatment pros in Ellicott City - Updated Nov 2026

Avatar for Purfect Water Solutions, Inc.
Purfect Water Solutions, Inc.
4.8(
486
)
Water Treatment & Purification System - Install or Replace

Serving Ellicott City, MD and surrounding areas

Approved

Super Service Award Winner

In business since 2017

Free estimates

Warranties offered

"Enjoying our new water treatment system. Our old one was leaking. Now we have a new stainless steel system in our basement. Our salesman, Scott, was very friendly and helpful. I would recommend this company to anyone who us interested in a water treatment system."
1
Reverse Osmosis
Our work
Install 2
Our work

+1

Response time10 hrs
Response rate100%
1108 neighbors recently requested a quote
Avatar for Atlantic Blue Water Services
Atlantic Blue Water Services
4.8(
124
)
Water Treatment & Purification System - Install or ReplaceWater Treatment & Purification System - Repair or Service

Serving Ellicott City, MD and surrounding areas

Approved

In business since 1994

Free estimates

Emergency services offered

"Excellent plumbers and water treatment systems experts! Josh is fabulous.... so professional, courteous, AND knowledgeable.... Alwasy a pristine job, solves many issues realiably and I can count on him to know just what to do and how to do it!"
The Fleet
The Building on Rt. 140
Main water line replacement!
Well Pump Replacement
Training Session!

+22

Response time10 hrs
Response rate88%
80 neighbors recently requested a quote
Avatar for Liberty Pure Solutions, Inc.
Liberty Pure Solutions, Inc.
4.5(
268
)
Water Treatment & Purification System - Install or ReplaceWater Treatment & Purification System - Repair or Service

Serving Ellicott City, MD and surrounding areas

Approved

In business since 2005

Free estimates

Emergency services offered

"Tyler and Mike replaced a complete water treatment system that was 25 years old including the weel pump. The new system is great and the constant pressure well pump keeps the water flowing evenly. They did everything in about 4 hours. Nice job!"
 6k gpf
 Well Tank
 controls
 8k gpd
 Old style Whole House RO

+45

Response time1 day
49 neighbors recently requested a quote
Recommended by95%of homeowners
Avatar for Leaf Home Water Solutions
Leaf Home Water Solutions
4.2(
202
)
Water Treatment & Purification System - Install or Replace

Serving Ellicott City, MD and surrounding areas

Approved (Corporate)

In business since 2020

Free estimates

Warranties offered

"Abdiel was super to work with. He really knew his stuff and explained so many things to me that I did not know before. He gave me such a great deal that i couldn't say no. The system is perfect and the water delightful. Lucian installed the system. Couldn't have asked for anyone more gentlemanly. Very meticulous about his work. Seems to be a great company all around."
Leaf Home Water Solutions
Leaf Home Water Solutions
Will filtered water help me save money?
What does filtered water taste like?
How do I know what contaminants are in my water?

+44

141 neighbors recently requested a quote
Recommended by71%of homeowners
Avatar for Michael Bonsby HVAC, Plumbing & Electrical
Michael Bonsby HVAC, Plumbing & Electrical
4.6(
113
)
Water Treatment & Purification System - Install or Replace

Serving Ellicott City, MD and surrounding areas

Approved

Super Service Award Winner

In business since 2008

Free estimates

Credit card accepted

"Remodeling work cause leakages in the gas lines. I made an appointment with the scheduler BUT Michael Bonsby called me to understand the problem and to explain/assure me that they would ensure a thorough check on the gas line/safety. Mark the specialist spent a good couple hours going through every corner of the gas/water lines and sent me a written report. And he spent time explaining the technical aspects so now I know how to maintain the system. Strongly recommend them for service. Good value to price. Peace of mind!"
AC
AC
AC
Furnace
Response time10 mins
Response rate100%
Recommended by93%of homeowners
Avatar for Supreme Service Today
Supreme Service Today
4.4(
479
)
Water Treatment & Purification System - Repair or Service

Serving Ellicott City, MD and surrounding areas

Approved

In business since 2004

Free estimates

Credit card accepted

"They were up front with what is wrong. Provided explanation of the quote. Asked permission to get access to places. They explain the reasoning for the cost and the risks if ignored. Pricing was fair. Went above an beyond to solve the water heater issue we had. Even calling in an electrician to help with a fix. They were on-time to early on their scheduled appointments. Excellent customer service."
Response time9 hrs
Response rate100%
88 neighbors recently requested a quote
...
Showing 1-10 of 63

The Ellicott City, MD homeowners’ guide to water treatment services

From average costs to expert advice, get all the answers you need to get your job done.