For about 20 years, Complete Basement Systems has served Windsor, CO and the Greater Denver area by providing basement, crawl space, concrete leveling, and foundation services to your home improvement needs. We are a trusted company with technicians that are highly trained, ensuring all your work has expert quality.
Our skilled specialists are here to ensure your wet basement won’t negatively impact your family. A home assessment from one of our skilled technicians will determine your home’s basement and crawl space issues and how they could to repair them.
When your foundation is constructionally damaged, it can affect the overall composition of your home. Trust the foundation repair and crack specialists to make sure your house is safe and structurally sound.
A shifting, weak soil base can cause your concrete slap to be sunken in. When your home’s surfaces are uneven, you are limiting your home’s full potential and exposing your loved ones to a dangerous falling hazard. A PolyRenewal solution from Complete Basement Systems is clean, reliable and stress-free. Our highly-skilled specialists will drill small holes in the slab, inject a polymer solid that will fill the space underneath it, and ultimately raise and level your slab. Our system is guaranteed to last for your Windsor, CO home!
Our Services
Complete Basement Systems™

Foundation Repair
During your foundation repair journey, we would be honored to have the opportunity to assist you. We will make sure you are in capable hands every step of the way.
Complete Basement Systems™

Basement Waterproofing
Basement leaks and standing water are a serious concern for any homeowner, and if you have water in your basement you need an effective, long-lasting waterproofing solution.
Complete Basement Systems™

Crawl Space Repair and Encapsulation
If you’re having a problem with your crawl space, you’ve come to the right place. At Complete Basement Systems, we specialize in crawl space problems of all types.
Complete Basement Systems™

Concrete Lifting
If you have sinking concrete around your home, Complete Basement Systems can lift and restore your concrete to help eliminate trip hazards and pooling water problems.
Our Customers Trust Us
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We’re selling our house and the inspector found some structural damage in the crawlspace. We got a quote from another company first and they tried to talk us into $30,000 worth of piers and unnecessary work. I called CBS for a 2nd opinion and Nick…
Complete Basement Systems
View review Read Amber Edwards's review for Complete Basement Systems -
Zack and his crew cleaned out my nasty crawl space that had tons of lint and cobwebs, encapsulated everything, cleaned up like they were never here, and now I have a nice clean crawl space. Well worth the money. Thank you Complete Basement Systems!
Complete Basement Systems
View review Read Diana Doyle's review for Complete Basement Systems -
Derek very helpful and professional.
Complete Basement Systems
View review Read Kym K's review for Complete Basement Systems -
Derek E. Was a true professional. On time and thorough.
Complete Basement Systems
View review Read Andrew Koloski's review for Complete Basement Systems -
They did the job on schedule / on time. and Met my expectations of the project with a respectable price. Micah Robarge, luis Rosa, Scot grubs, Greg brandon, Prince and his partner for poly lift. Were all caring and hard-working
Complete Basement Systems
View review Read David Alperti's review for Complete Basement Systems -
We met with Michael Gold to review our property for possible structural issues and to leverage their lifting services. Michael was both knowledgeable and extremely professional. He took the time to educate us on the process and the walked us through…
Complete Basement Systems
View review Read Gil Boisson's review for Complete Basement Systems -
***** and ***** at Complete Basement Systems did excellent work lifting/leveling our patio with polyurethane foam. Very thorough work and left the patio area looking tremendous! Highly recommend!
CBS_Denver
View review Read Tracy B's review for CBS_Denver -
From the quoting process with Austin, to the installation team of Jose, Bradley, Chris, Josh B., and Mason everything was done with high quality and professionalism. Best of all they were on time, completed the project as scheduled, and kept the…
Complete Basement Systems
View review Read Bill Texrunner's review for Complete Basement Systems -
Topher and dereck we’re extremely thorough and excellent representatives. Period
Complete Basement Systems
View review Read Robert Deprisco's review for Complete Basement Systems -
Brad was very professional and knowledgeable. Jose, Bradley and John were the crew and they were on time, efficient, and professional. After they were done encapsulating our large crawl space, you couldn’t even tell they were here. Thoroughly…
Complete Basement Systems
View review Read Ken Mckenzie's review for Complete Basement Systems
