HVAC, Plumbing and Electrical Services in St. Peters, MO

One trusted local team for every system in your St. Peters home, family-owned since 1976
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One Local Team for Every System in Your Home

St. Peters sits in the heart of St. Charles County, a heavily suburban, built-up community where Interstate 70 cuts across the map and Mid Rivers Mall Drive keeps the traffic moving. And in a place where so much of the housing stock rose during the later decades of the 20th century, the systems inside those homes are now reaching the age where things start to break down. Aging pipes, tired furnaces, and electrical panels that were never built for today's demands are all part of the picture here.

That is where we come in. Chesterfield Service has been taking care of homes across the Greater St. Louis area since 1976, and we are ready to help your household in St. Peters too. Give us a call at (636) 431-9832 and you will reach a family owned and operated company that has been serving neighbors just west of the city of St. Louis for decades.

Plumbing You Can Count On

Let's start under the sink and behind the walls, because plumbing is often the first thing homeowners notice going wrong. The humid continental climate around here is hard on plumbing. Cold winters bring freezing temperatures, snow, and ice, and a real freeze risk that can crack a line when you least expect it. And with the Missouri River sitting to the south and southwest of the area, water management matters. A failing sump pump during a spring thunderstorm is not something you want to discover the hard way.

Here is what our plumbing team handles:

And when a drain backs up or a sewer line fails, we clear it out:

Cooling and Heating for Every Season

St. Peters weather does not go easy on comfort systems. Summers commonly bring high heat and humidity, and your air conditioner works overtime. Then winter flips the script with cold that pushes furnaces to their limit. As a Bryant Factory Authorized Dealer and part of the Circle of Champions, we know how to keep both ends of the calendar comfortable.

Our cooling services include:

And our heating lineup covers:

Electrical Work Done Right

An older home in a neighborhood near St. Charles or O'Fallon may be running on wiring and electrical panels that predate today’s appliances. The good news is our electricians can bring things up to speed safely and to code.

We handle:

Cleaner Air Inside Your Home

With hot, sticky summers and closed-up winters, indoor air quality is easy to overlook. We can help with:

More Than Just Another Service Call

The reality is anyone can send a truck. What sets us apart is how we show up. We are licensed, bonded and insured under License #B00298595, and our work is warranty-backed. Our technicians are uniformed, background-checked, and arrive in clearly marked trucks. We have earned the BBB Torch Award for Ethics and were named a St. Louis Post-Dispatch Top Work Place in 2025. Financing and rebates are available, and our Easy Maintenance Club membership keeps your systems cared for year-round.

Frequently Asked Questions

Before you call, here is what most people ask.

Do you serve all of St. Peters?

Yes, along with neighboring communities like Cottleville and Dardenne Prairie.

Are you available after hours?

We offer 24/7 emergency phone support, with live answering for Easy Maintenance Club members.

Is your work guaranteed?

Our services are warranty-backed.

Keeping Homes Happy Since 1976