*The Angi rating for Basement Waterproofing companies in Wilton, CA 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 Wilton, CA 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 February 11, 2026
Serving Wilton, CA and surrounding areas
Approved (Corporate)
In business since 1978
Emergency services offered
Warranties offered
"The service was good, they were able to fix the problem and make my air conditioning run during the summer."
+18
Serving Wilton, CA and surrounding areas
Approved (Corporate)
In business since 1990
Free estimates
Warranties offered
Groundworks is the North America?s leading and fastest-growing foundation repair and water management solutions provider. Groundworks is a vertically integrated company with its own manufacturing operations and a world-class software solution, allowing us to serve our customers more effectively. From the first phone call to the annual maintenance offered, our customers have peace of mind knowing we?re there with one mission ? to repair, protect and improve their home. For state licenses visit Groundworks.com/licensing\n
+16
Serving Wilton, CA and surrounding areas
Approved
In business since 2011
Free estimates
Emergency services offered
Here at Raya Engineering, we sustain our company on the principal that our customers come first. We offer services that are tailored to your needs and we're ready to show you what our experience can bring to your project! Call us today!
Serving Wilton, CA and surrounding areas
Approved
In business since 2019
Free estimates
Credit card accepted
RSF Construction Inc. is a leader in providing our customers with the highest quality service in an honest, efficient, and professional way. Our pledge is to create successful relationships with our customers, employees and community by building trust, treating every project with the utmost integrity and exceeding expectations. We look forward to working with you!
Serving Wilton, CA and surrounding areas
In business since 2016
Free estimates
Credit card accepted
It can be a daunting task looking for not only the right contractor for your job but also the right contractor for you. We completely understand what you're going through. We know every customer has different desires, different needs and different schedules. We're not only here to turn your ideas into reality but to make it a memorable experience every step of the way. Call us right now, no matter where you are in the planning process.
Serving Wilton, CA and surrounding areas
In business since 2017
Free estimates
Emergency services offered
"Everything went great. Would use again or recommend."
+29
Serving Wilton, CA and surrounding areas
In business since 2006
Free estimates
Emergency services offered
"Very well. Matt arrived on time. Actually discovered a leak in my wall and helped open it up as well as installing the tankless water heater."
+14
Serving Wilton, CA and surrounding areas
In business since 2003
Free estimates
Credit card accepted
"It was fine. They responded and came quickly. The price seemed reasonable for the work that was performed."
Serving Wilton, CA and surrounding areas
In business since 2008
Free estimates
Emergency services offered
"US Trench less was referred to me through a friend. I called US Trench less and explained the situation I had in my backyard. US Trench less came out the next day and ran the diagnostic TV scope where we were able to see how bad of shape my pipes were in. US Trench less was able to come out and start working the very next day. The entire job was done in less than 4 days which was amazing considering how quickly they began working. US Trench less was honest, very trustworthy, knowledgeable, and prompt with my situation. I would highly recommend their work!"
Serving Wilton, CA and surrounding areas
In business since 1948
Free estimates
Emergency services offered
"They did a good job, and we were pleased."
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