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Mark's Water Treatment Services Inc.

"Dont Drink The Water Call The Tannin Man!"

About Us

Mark's Water Treatment Services Inc. in North Liberty, IN, has been the trusted leader in water treatment solutions for LaPorte, St. Joseph, and Marshall counties since 1994. We specialize in solving problem water issues and providing clean, safe drinking water for homes and businesses. Our services include free water analysis, arsenic water treatments, filter cartridge services, and maintenance for most water softener brands. We also offer water softener unit rentals for flexible, hassle-free solutions. For expert water treatment and personalized service, contact Mark's Water Treatment Services Inc. in North Liberty today.

Areas Served

St. Joseph County, IN | LaPorte County, IN | Marshall County, IN | Elkhart County

Our Professional Associations

What We Offer

Our Specialties include:

Our Services include:

Our Products include:

Testimonials

On 12/1/2023 Vickie Miller had this to say:
Awesome job. Water went from brown to clear!

On 8/30/2023 Mark Leed had this to say:
I have two systems. In two different homes. One is nearly 20 years old. And both have worked flawlessly. Water was nasty and brown. Now it's crystal clear and tastes great. No regrets here. Thanks Mark for job well done!

On 10/21/2022 Dean Sherk had this to say:
Good hometown friendly place

On 8/6/2022 Sarah Lane had this to say:
We had a new water softner installed and our water is SO much better. Mark is very personable. He took the time to explain everything to me. We highly recommend him.

On 3/22/2022 Ryan & Amelia Lichtenbarger had this to say:
So Thankful we called Mark. Our water was full of tannins. He answered all of our concerns! What a difference! Testimonial written by Ryan & Amelia Lichtenbarger on this site.

Contact Us

Mark's Water Treatment Services Inc.
302 S State Street North Liberty, IN 46554
Phone: (800) 847-3836
Secondary: (574) 656-3977
Mobile: (219) 851-2374
Email: mwts@kconline.com

Where To Find Us

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Payment Types Accepted

Visa, MasterCard, Personal Checks, Debit Cards, Cash

Our Hours

Holiday Hours May Vary. Please Call For Details.

Monday: 9:00 AM - 5:00 PM
Tuesday: 9:00 AM - 5:00 PM
Wednesday: 9:00 AM - 5:00 PM
Thursday: 9:00 AM - 5:00 PM
Friday: 9:00 AM - 5:00 PM

News

💧 June Special Alert from Mark's Water Treatment Services Inc.! 💧

For the entire month of June, enjoy 5% OFF all Service Calls or New Systems — just mention this offer when you book!

Whether you're upgrading your system or just need a quick service check, now's the perfect time to save and keep your water clean, clear, and safe.

🗓️ Offer valid through June 30th
📣 Must mention this deal to redeem
🚨 Don’t wait — summer is a busy season!

Call us today to schedule your service and take advantage of this limited-time deal. 💦

💧 Clean Water, Healthy Living! 💧

At Mark's Water Treatment Services Inc., we’ve been providing expert water solutions in North Liberty, IN, and surrounding areas since 1994. Whether you’re dealing with hard water, iron, arsenic, or other contaminants, we have the right treatment options for you!

✅ Free Water Analysis – Know what’s in your water
✅ Arsenic & Contaminant Removal – Safe drinking water for your family
✅ Water Softener Rentals & Service – Flexible and hassle-free solutions
✅ Filter Cartridge Services – Keep your system running efficiently

Concerned about contaminants? Free water testing available! Not sure what’s in your water? We offer free water testing to detect common issues like iron, arsenic, and hard minerals. Protect your home with expert water treatment solutions. Call us today!

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