RainMaster has a proven reputation of installing and maintaining the highest quality automatic lawn sprinkler systems in Northeastern Wisconsin.

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Get the HYDRAWISE® app for your complete irrigation solution!

A Wi-Fi sprinkler controller that meets the needs of both the homeowner and the contractor. Control and monitor your sprinkler system from anywhere in the world using your web browser or the Hydrawise iPhone and Android apps. Hydrawise Ready controller supports flow meters, rain sensors, master valves, and even lighting programs. This is perfect for replacing an old sprinkler or installing a new one.

Watch the video to see the app in action.

We aim to create and establish long-lasting relationships with our customers by exceeding expectations and providing exceptional customer service and performance.

We are locally owned and operated out of the Howard Industrial Park, just north of Green Bay, WI. We have a full-time installation crew as well as a team of service technicians ready to complete repairs. Our technicians specialize in both city water, well, and pump systems. We service areas surrounding Green Bay, Door County, Manitowoc, and the Fox Valley area.

We take pride in providing the best sprinkler systems from the design stage on.

One installation provides years of time and money savings, making your yard look the best 100% of the time.


Getting an estimate at RainMaster is easy! Click the button below to fill out our Estimate Request. We will contact you shortly after receiving your request.


Our install process aims to leave you wondering if we were ever there. The techniques and machinery used allow us to install in both existing grass and new constructions, with little to no disturbance. After a few days the visibility of our work is almost nonexistent.

Water Management

With a system designed and installed by RainMaster there is no money wasted. Each system is designed to water the yard equally, no overlapping zones resulting in more water used than is needed. We utilize a rain sensor to inhibit watering when it rains a sufficient amount. Our technicians will set your controller to run an optimal amount based on the current weather. With the utilization of the Hydrawise controller, you can safe up to 50% on water costs. 

We use products that are reliable and proven to out last competitors.

Here at RainMaster we mainly use Hunter products, but our technicians can work on both Toro and Rainbird products as well.

Learn More About Hunter Products
Hunter Industries

Preferred Contractor

At request of the customer, we can show you why we are a Hunter Preferred Contractor. 

RainMaster Irrigation Inc.

RainMaster Irrigation Inc.

2296 Sachs Court Green Bay, WI 54313

P. (920) 662-1001

E. [email protected]