Baird Foundation Repair
“Courtney and Jose did a great job on my driveway and were extremely friendly!”
Best Basement Waterproofing Contractors in San Antonio, TX
15 contractors listed · 14 in San Antonio · 1 open 24/7 · 9 open weekends · 14 rated 4.5+
Data verified October 18, 2026
Foundation Support Specialists
“Joshua was the initial contact and assessed the situation and proposed a cost effective solution, following up as we went through the approval process.”
Risen Foundation Solutions
“Sammy from Risen Foundation was very knowledgeable about his job he explained to us the entire process to fix our problems in my house.”
CJ House Leveling
“The crew was very friendly and professional and good at their craft.”
FRC Foundation Repair & Construction
“Their expertise, attention to detail, and commitment to customer satisfaction are unmatched.”
PHL Foundation Repair
“I highly recommend to contact him for any Mobile home foundation issues.”
The 15 contractors listed for San Antonio, TX work on wet basements, foundations and crawl spaces. Warranty claims, free inspection offers and hours come from each company's own website. Diagnoses in this trade vary widely, so read more than one before committing to a system.
Area overview: San Antonio, TX
14 of the 15 contractors we list are based in San Antonio; the other one serves San Antonio from Windcrest (9 mi). The contractors on this page are rated from 4.3 to 5.0 across 1,641 reviews; 5 have 50 or more reviews and 14 are rated 4.5 or higher. 1 is open around the clock; 9 are open on Saturdays and 5 on Sundays. 2 show a license on their websites and 3 have a BBB rating of A or A+. Domain records put 7 websites of the contractors on this page at ten or more years old; the oldest dates from 2003. 1 offers emergency call-outs; 4 offer financing or payment plans; 5 give free estimates; 4 are family- or locally-owned and 2 list coupons or special offers. 1 has Spanish-speaking staff. We have a website on file for 12 of the contractors on this page; 11 publish a contact page; 5 list a public email and 1 takes bookings online. We count these figures across the contractors on this page; distances are straight-line, and hours and prices change, so confirm the details with the contractor before you book.
How many opinions should I get for a damp problem?
There are 15 listings for San Antonio. Get more than one assessment before you commit, because diagnoses in this trade differ more than prices do, and one crew's interior system is another crew's regrading job. Compare what each says is causing the water, not just the total at the bottom of the page.
Avco Foundation Repair
“We were very happy with the time it took from start to finish, and the final price was very close to the estimate provided, which we appreciated.”
Harbor Roofing
“He explained everything clearly, with pictures of all the issues, and had a very reasonable price for the work.”
Pafix Concrete & Epoxy Flooring
“They were really responsive and communicated the entire process we ended up working with these guys and the stamping and staining job that they did the concrete driveway and the back patio look awesome.”
Alamo Waterproofing & Services
Dulaney Exterior Solutions Ltd
AJR Construction
“AJR Construction was amazing He understood what our expectations were and delivered them He was at our site making sure that the job was completed to our expectations Would never hire anyone else Thank you for the amazing job Abraham”
Aquaproof
“It is the company with the fairest prices there is, and they do the work very well.”
Legacy Home Improvements
“I am 100% satisfied with all the work they did at my house and i strongly recommend this company to any one that needs any work done at their house...”
SA House Leveling
“George went above and beyond to repair the foundation of my old home.”
Why these companies made our list
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