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Trusted Plumbing Services in Ballwin, MO | Castlewood Plumbing

When you need dependable plumbing services in Ballwin, MO, you can count on the experts at Castlewood Plumbing. As a family-owned and operated company serving the area since 1993, we take pride in providing high-quality workmanship, honest pricing, and outstanding customer service.


From small repairs to large installations, our licensed and insured plumbers are ready to help. We understand how important reliable plumbing is for your home or business, which is why we work quickly, efficiently, and with care on every job.


Call (636) 394-6737 today or request an appointment online to get fast, professional service from the most trusted plumbers in Ballwin.

Your Neighborhood Plumbers Since 1993

Castlewood Plumbing, formerly known as Thome Plumbing Co., has been proudly serving the Ballwin community for over 30 years. We built our reputation by treating every customer like family and delivering the highest level of service on every visit.



When you choose us, you get more than just a plumber. You get a team of skilled professionals who truly care about your comfort and satisfaction. Whether you need a leak repaired, a drain unclogged, or a water heater replaced, we do it all with precision and respect for your home.


Our promise is simple: Call the Knight to Fix It Right.

Why Ballwin Homeowners Choose Castlewood Plumbing

Plumbing issues can happen at the worst possible times. That is why having a dependable local plumber makes all the difference. Homeowners throughout Ballwin choose Castlewood Plumbing for our commitment to quality, reliability, and honesty.



Here is what sets us apart:

  • Family-Owned and Operated: Local people who care about the community we serve.
  • Same-Day and 24/7 Service: We are available when you need us most, day or night.
  • Licensed, Bonded, and Insured: Every technician is fully trained and certified.
  • Upfront Pricing: No surprises or hidden fees. You always know what to expect.
  • Satisfaction Guarantee: If you are not completely happy, we make it right.

We take pride in being a trusted name in Ballwin plumbing. Our friendly and knowledgeable team goes above and beyond to ensure you get the best service every time.

Complete Plumbing Solutions for Ballwin Homes

At Castlewood Plumbing, we offer a full range of residential and commercial plumbing services. Whether it is a small fix or a major installation, our experienced team handles it all with professionalism and care.

Plumbing Repairs

Leaky faucet? Constantly running toilet? We handle all types of plumbing repairs quickly and efficiently. Our technicians arrive on time, inspect the issue thoroughly, and provide a clear explanation of the best repair options.

Drain Cleaning and Hydro Jetting

Clogged or slow drains can cause serious frustration. Our drain cleaning services remove buildup, grease, and debris from your pipes. For tougher blockages, we use hydro jetting to safely blast away buildup and restore proper flow.

Water Heater Services

If your water heater is leaking, making strange noises, or not heating water properly, our experts can help. We repair and replace both traditional and tankless systems, ensuring you always have reliable hot water.

Leak Detection and Pipe Repair

Even a small leak can lead to expensive water damage if not addressed promptly. Our advanced leak detection technology pinpoints the problem, allowing for precise and lasting repairs. We also offer complete repiping for older homes with corroded or damaged lines.

Fixture Installation and Replacement

Upgrading your kitchen or bathroom fixtures is easy with Castlewood Plumbing. We install sinks, faucets, showers, tubs, and toilets that enhance your space and improve water efficiency.

Sewer Line and Drain Services

Our team performs camera inspections, sewer line repairs, and drain replacements using the latest technology. If you are experiencing frequent backups or bad odors, we can identify the root cause and fix it quickly.

Gas Line Plumbing

We are trained and certified to handle gas line repairs, installations, and inspections safely. Whether it is for a new appliance or a suspected leak, you can trust our team to get the job done correctly.

Sump Pumps and Water Treatment Systems

Keep your basement dry and your water clean with our sump pump and water treatment solutions. From sump pump installations to whole-home filtration systems, we help protect your property and improve water quality.

Proudly Serving Ballwin and the Surrounding Area

Ballwin is one of the most welcoming communities in West St. Louis County, and we are proud to provide our services here. From homes near Castlewood State Park to neighborhoods along Clayton Road and Manchester Road, we are your nearby plumbing professionals.



We also serve the surrounding areas of Chesterfield, Ellisville, Manchester, Wildwood, Eureka, and Kirkwood. Whether you live in an older home with aging pipes or a newer property that needs modern upgrades, Castlewood Plumbing has the expertise to help.

A Local Legacy Built on Integrity and Service

Our story began in 1993 when Alan Thome founded Thome Plumbing Co. with a mission to provide exceptional service at a fair price. Today, Castlewood Plumbing continues that legacy under the leadership of his son, who remains committed to the same values of honesty, hard work, and integrity.



We believe that trust is earned through consistent service and transparency. Our team arrives when we say we will, treats your home with respect, and completes the job the right way every time. That dedication is what has made us the go-to plumbers for countless Ballwin homeowners over the years.

Transparent Pricing and Quality You Can Trust

We understand that plumbing issues are stressful enough without worrying about surprise costs. That is why we believe in complete transparency.



When you call Castlewood Plumbing, you receive:

  • Honest, upfront pricing before work begins
  • Clear explanations of your repair or installation options
  • High-quality workmanship backed by our satisfaction guarantee

We use only top-quality materials and equipment so your plumbing system operates efficiently for years to come.

Join The Round Table Membership

Our Round Table Membership is designed to save you money while keeping your plumbing in top condition year-round. Members receive:

  • 10 percent off all plumbing services
  • Priority scheduling for faster service
  • Annual plumbing inspection and maintenance
  • Exclusive coupons and special offers

It is the easiest way to protect your home and your wallet. Ask your technician how to join during your next service visit.

24-Hour Emergency Plumbing in Ballwin, MO

Plumbing emergencies can strike at any time, and when they do, you need a company that answers the phone. Castlewood Plumbing provides 24/7 emergency plumbing services to homeowners in Ballwin and nearby communities.


Whether you have a burst pipe, sewer backup, or no hot water, we respond quickly and arrive fully prepared to solve the problem. You will always reach a live person when you call, and our technicians arrive with fully stocked vehicles ready to restore your peace of mind.

Frequently Asked Questions About Our Ballwin Plumbing Services

  • Do you offer same-day plumbing service in Ballwin?

    Yes. We provide same-day service for most plumbing repairs and installations. For urgent problems, we also offer 24-hour emergency service to ensure your home is protected at all times.

  • What areas do you serve near Ballwin?

    In addition to Ballwin, we proudly serve Ellisville, Chesterfield, Manchester, Wildwood, Eureka, Kirkwood, and other parts of West St. Louis County.

  • Are your plumbers licensed and insured?

    Every technician at Castlewood Plumbing is fully licensed, bonded, and insured to perform residential and commercial plumbing services safely and professionally.

  • How do you price your services?

    We use flat-rate, upfront pricing. Before any work begins, we provide a detailed estimate so you know exactly what to expect. There are no hidden fees or surprises.

  • What is the Round Table Membership and how can I join?

    The Round Table Membership gives you 10 percent off services, priority scheduling, and annual plumbing inspections. You can join during your next appointment or call our office for details.

Schedule Your Ballwin Plumbing Service Today

Whether you need an urgent repair or routine maintenance, Castlewood Plumbing is ready to help. Our experienced, licensed team provides honest service, competitive pricing, and long-lasting solutions.


Call (636) 394-6737 or book your appointment online today to get started.


When you choose Castlewood Plumbing, you are choosing reliable service, local experience, and a team that truly cares about your home.

Castlewood Plumbing – Call the Knight to Fix It Right.