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TRUSTED BY THOMSON, IL HOMEOWNERS
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Verified Reviews for Basement Waterproofing pros in Thomson, IL
*The Angi rating for Basement Waterproofing companies in Thomson, IL is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Basement Waterproofing needs.
*The HomeAdvisor rating for Basement Waterproofing companies in Thomson, IL is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Basement Waterproofing needs.
Last update on October 27, 2025
Find Basement waterproofing pros in Thomson

Mid America Basement Systems
Mid America Basement Systems
Got water in your basement? Dealing with a leaky foundation or a wet crawl space? At MidAmerica Basement Systems, we've got you covered. We offer effective solutions to dry out your wet basement, fix your crawl space, and restore the structural integrity of your home. We also specialize in installing seamless gutters to redirect water away from your foundation and provide expert concrete repair to fix cracked walkways, patios, and more. Call us today to find out how we can help! We look forward to earning your business.
"Great communication and timely work"
Robert S on October 2025
Got water in your basement? Dealing with a leaky foundation or a wet crawl space? At MidAmerica Basement Systems, we've got you covered. We offer effective solutions to dry out your wet basement, fix your crawl space, and restore the structural integrity of your home. We also specialize in installing seamless gutters to redirect water away from your foundation and provide expert concrete repair to fix cracked walkways, patios, and more. Call us today to find out how we can help! We look forward to earning your business.
"Great communication and timely work"
Robert S on October 2025
Mr Landscape Construction & Supply
Mr Landscape Construction & Supply
MR Landscape Construction & Supply affordable quality Free telephone estimates or Design Consultations
MR Landscape Construction & Supply affordable quality Free telephone estimates or Design Consultations

Umbrella Basement Waterproofing
Umbrella Basement Waterproofing
Umbrella Basement Waterproofing has been waterproofing in areas like yours for over thirteen years. Our basement experts have the skills to fix your basement problems quickly and effectively. No basement is too big or too small for us to fix and we work to keep your basement dry all of the time. We offer a lifetime guarantee on all of our basement waterproofing services.
"It went quickly, on time, and very neat."
Paul B on May 2023
Umbrella Basement Waterproofing has been waterproofing in areas like yours for over thirteen years. Our basement experts have the skills to fix your basement problems quickly and effectively. No basement is too big or too small for us to fix and we work to keep your basement dry all of the time. We offer a lifetime guarantee on all of our basement waterproofing services.
"It went quickly, on time, and very neat."
Paul B on May 2023
Custom Construction & Remodeling
Custom Construction & Remodeling
Custom Construction is a Licensed and Insured FULL SERVICE DESIGN and BUILD Company and General Contractor with a wide range of experience. Interior to Exterior, from A to Z one call does it all. Let our dedicated team of experts make your dreams come true. We handle all types of remodeling. We accept all major credit cards and offer financing for quailifed clients. Emergency 24/7 services available
Custom Construction is a Licensed and Insured FULL SERVICE DESIGN and BUILD Company and General Contractor with a wide range of experience. Interior to Exterior, from A to Z one call does it all. Let our dedicated team of experts make your dreams come true. We handle all types of remodeling. We accept all major credit cards and offer financing for quailifed clients. Emergency 24/7 services available
Solutions Contracting
Solutions Contracting
Solutions Contracting is dedicated to provide home and buisness owners with high quality construction, remodeling, and small project solutions, that are customized to our customers needs and wants. Solutions Contracting is certified to provide roofing and lead paint renovation services in Illinois. Although we are located in Barry Illinois we serve the entire west central Illinois area.
Solutions Contracting is dedicated to provide home and buisness owners with high quality construction, remodeling, and small project solutions, that are customized to our customers needs and wants. Solutions Contracting is certified to provide roofing and lead paint renovation services in Illinois. Although we are located in Barry Illinois we serve the entire west central Illinois area.

McDonagh & Sons Plumbing & Sewer Inc
McDonagh & Sons Plumbing & Sewer Inc
Mcdonagh & sons plumbing & sewer takes great pride with 15 years of experience! We are honest, reliable, genuine and trustworthy! We are constantly referred by our customers because of our great service and dedication to meet their needs! We offer free estimates! "anything plumbing, anything sewer, any time". Ertain areas are to subject a service fee *prices may vary. Discounts can not be combined, unless noted. Award winning. Additional dba - mcdonagh & sons plumbing and sewer.
Mcdonagh & sons plumbing & sewer takes great pride with 15 years of experience! We are honest, reliable, genuine and trustworthy! We are constantly referred by our customers because of our great service and dedication to meet their needs! We offer free estimates! "anything plumbing, anything sewer, any time". Ertain areas are to subject a service fee *prices may vary. Discounts can not be combined, unless noted. Award winning. Additional dba - mcdonagh & sons plumbing and sewer.
FREITAG CONTRACTORS
FREITAG CONTRACTORS
Full service construction firm from site development to commercial construction, home construction, concrete work as well as mass earth excavation, pond excavation, tilling, general contracting, project managment.
Full service construction firm from site development to commercial construction, home construction, concrete work as well as mass earth excavation, pond excavation, tilling, general contracting, project managment.
GIBBONS MASONRY & CONCRETE
GIBBONS MASONRY & CONCRETE
Been in Business for 35yrs
Been in Business for 35yrs
Brackett Waterproofing & Foundation Repair
Brackett Waterproofing & Foundation Repair
Brackett Waterproofing & Foundation Repair offers in house financing as well as local banking options.
Brackett Waterproofing & Foundation Repair offers in house financing as well as local banking options.
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The Thomson, IL homeowners’ guide to basement waterproofing services
From average costs to expert advice, get all the answers you need to get your job done.

A variety of factors can affect your total crawl space encapsulation cost. Here’s a breakdown of the cost of this project, whether you hire a pro or DIY.

Sump pump battery backup costs depend on the type and the design of the system purchased. Follow this guide to learn how to budget for your backup battery.
•Discover how much sump pump installation costs, including average prices, key cost factors, and tips to save on your basement waterproofing project.

Even when you've properly installed your sump pump, flooded basements are not uncommon. Here's why you could still get into hot water.

Don't let the rain get you down. Learn about the most popular sump pump backup options to keep your basement from flooding, even when the power goes out.

Is it okay to dump water in a sump pump? Learn more about sump pumps, including how to test them, maintain them, and best practices for filling them with water.
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