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About Rion

Milwaukee Basement Waterproofing Contractors

The BEST Basement Waterproofing Company in Southeast WisconsinProfessional waterproofing services in Milwaukee

Our founder, Ryan Harrison, had a vision of creating a waterproofing company in Southeast Wisconsin. The company was built upon the principle of providing the best interior and exterior waterproofing services for homes and businesses, while exceeding customer expectations every time. 

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Ryan began his career as a waterproofing contractor over 15+ years ago and continues to provide the following quality services:


Milwaukee Waterproof Finished BasementWe know all types of basements, with their own strengths and weaknesses. For this reason, all of our services are 100% customizable - we meet your demands and adjust to your basement's layout.

Our company stresses quality and work ethic. When you hire Rion Waterproofing, you can expect us to not stop working until the project is finished. Once finished, it’s with the highest quality results the first time. You won’t need to have us come back and do it again. We’re so confident we’ll give you the best quality, we put a lifetime warranty on our work.

When it comes to preventing water from entering your home, you couldn’t be in better hands than with Rion Waterproofing. The way we help safeguard your memories and lifestyle is by giving you top-notch improvement to your basement with our waterproofing services.

Basement Waterproofing for Southeastern Wisconsin

Rion Waterproofing serves homes and businesses throughout the Southeastern Wisconsin area. From interior basement waterproofing to exterior French drain installation, our Waukesha County waterproofing company offers complete care to keep your property free of leaks, foundation failure, and other extensive damage. 

Contact the Milwaukee basement waterproofing specialists at Rion and get a free quote today!