Milwaukee Commercial Water Heaters


The Smart Choice for Milwaukee Businesses




No upfront equipment costs – it’s all part of the package!




Our plumber or yours? Either way, the installation cost is covered!

24/7 Service


24/7 Service

Call 1-800-356-1444 for emergency water heater service, day or night.




Whenever your water heater fails, we replace it—fast.



Renting: The Smart Choice for Milwaukee Businesses

No matter where your business is located in the Greater Milwaukee area, we can get there right away to help keep your hot water flowing. We know that Milwaukee’s restaurants, nursing homes, hotels, and breweries rely on dependable, consistent hot water.

A pool of water leaks out from the base of a white water heater unit.

Worry-Free 24/7 Service and Replacement Plans

When your water heater fails (and eventually it will), there’s nothing to worry about. We help Milwaukee business owners stay cool, calm, and collected with worry-free 24/7 service and new water heater replacement plans that won’t break your budget’s bottom line.

Several large commercial water heaters are installed against a wall, with pipes leading up to the ceiling.

Commercial Water Heating Equipment Rental

In Milwaukee, we love small businesses—after all, this city was built on the dairy and brewing industries! Commercial water heating equipment rental helps keep costs affordable so you can cook, create, and brew without major startup costs for water heater installation.

Two men shake hands over a table with blueprints. One man is holding a yellow hard hat under his arm.

Equipment Sizing Recommendations

Whether you’re a downtown hotel gearing up for the Milwaukee summer festival crowds at the lakefront or a senior care center in West Allis, we have your hot water needs covered with the right-size equipment recommendations. Call us to find your best option.

Water Heaters & Equipment

Water Heater Down?

Water heater leaking? Strange noises coming from your tank? Booster heater not sanitizing? Hello Milwaukee! If you have any hot water emergency, call our professional team any time, day or night!

24/7 Milwaukee Repairs:

Hot Water for Your Business Is Our Business

The City of Milwaukee is known for hard work, great sports teams, delicious food, and tasty beverages. We have unparalleled summer festivals, outdoor activities galore, and a spirit that not even the winds off Lake Michigan can dampen in January. Reliable Water Services is proud to deliver hot water to Milwaukee business owners to meet all their needs.

We know that the expectation of quality is high from Cudahy to Brookfield to Wauwatosa. Wisconsinites want value for their money and products they can rely on, no matter how busy their commercial endeavor gets. We offer water heater repair and water heater services to ensure your commercial business has what it needs. 

Need water heaters, softeners, or RTUs for your Southeast Wisconsin business? Reach out to our customer service team today!

Our Territory

Reliable Water Services has locations in Wisconsin, Indiana, and surrounding areas of the Upper Midwest. We’ve been in business for decades, starting out as a division of the Wisconsin Gas Company. We know the Midwest and are ready to meet your needs for water heaters, boilers, water softeners, rooftop units, and supporting equipment. We provide water heater repairs and services with affordable rental and service plans.

Map of midwest states in yellow and green show Reliable Water Services' service area.

Here to Serve Brew City

We cover businesses across Wisconsin, including all of Greater Milwaukee. If you have commercial water heating needs, rely on RWS’s 24/7 responsiveness.

Notes From The Boiler Room

Breweries & Craft Brewing

Why You Should Consider Brewing Hard Cider

Who doesn’t love a good hard cider? In the fall months, nothing hits the spot like apple or pear cider beverages. Even in the summer, hard ciders are beer-garden staples, which is a great reason to start brewing hard cider… Read More >


How Can Food Handlers Reduce the Risk of Spreading Bacteria

How can food handlers reduce bacteria to avoid foodborne disasters? In most states, restaurant workers must be ServSafe certified, but inevitably, bacteria and food contamination can still happen. Your restaurant staff must be well-trained, well-equipped, and diligent. Here are the… Read More >

Breweries & Craft Brewing

Add Mexican Flare with a Salt and Lime Beer

Craving a little Latin American flare? With micheladas growing in popularity across the US, along with the popularity of Mexican food, it only makes sense to adopt some Mexican flavor into your craft beer lineup. Consider salt and lime beer… Read More >

Apartments & Property Management

Maintaining Your Apartment Building’s Parking Facility

If your apartment complex has a parking lot or structure, you’re likely wondering how to keep up with parking facility maintenance and space allotment. It’s not as simple as assigning everyone in a large apartment building one spot. What about… Read More >