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About Basement Systems, Inc.

Basement Systems Inc., based in Seymour, Connecticut, is a network of basement waterproofing and crawl space repair contractors spanning across the United States and Canada. Since 1987, our innovative products and systems have helped homeowners transform their wet, leaky basements and nasty crawl spaces into dry, healthy living spaces. Our systems are delivered by our network of dealers with the expertise and resources to give you the best experience and results possible.

About Basement Systems, Inc.

What does it mean to be "All Things Basementy"? Learn how our founder and CEO, Larry Janesky, turned his...

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High-Performance Basement...

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High-Performance Crawl Space...

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TimeMachine™ Data Logger for...

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Customer Testimonial for Basement...

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Crawl Space Insulation

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Basement Windows & Window Wells

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Waterproofing & Basement Flooring

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Dirt Crawl Spaces: A Housing...

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Waterproofing Your Basement Before...

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Passionate Leadership

Larry Janesky

Larry Janesky, the founder of Basement Systems and CleanSpace (our network of crawl space contractors), began his business adventure as an entrepreneur at the age of 17.

Beginning with the founding of Connecticut Basement Systems in 1987 and the development of the Basement Systems dealer network in 1990, Basement Systems has built a reputation for honesty, integrity, and high-quality workmanship. These values are seen in our leadership, products, and in the dealers who stand behind our products and processes.

Our Vision

A world where contractors deliver consistently positive results to customers, employees, and stakeholders.

Our Mission

To be a company contractors love by equipping them for even greater success.

Our Values

Integrity, Leadership, Growth, Innovation, and Education.

Headquarters & International Dealer Network

Basement Systems Headquarters

Based in Seymour, Connecticut, near New Haven, the Basement Systems campus has more than 356,000-square-feet of workspace across 9 buildings. This space allows us to continue to innovate and develop products and conduct training for our independent dealers.

Our products are available through a network of nearly 200 Basement Systems dealers located throughout the United States and Canada.

Treehouse Workspace at Basement Systems Headquarters


Learn more about a career at Basement Systems, a leader in basement, crawl space, and foundation solutions.

Learn More About Basement Systems

Want to learn more about us? Our hours are Monday - Friday 8am to 5pm. We offer a variety of resources to help our customers learn more about what we do and how we do it as well as information on basements and crawl spaces. 

Looking for a price? Get a no cost, no obligation free estimate.

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Find Your Local Contractor

All products and services are provided exclusively by local contractors within the Basement Systems Network.

To ensure professional installation and superior service we carefully created an international network of over 350 trusted basement contractors.

Featured States: Alabama, Georgia, Kansas & Michigan

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