• 720-449-3447
  • Year Established: 1999
  • Homeowners Served: 25,000+
  • Number of Employees: 120+
"Complete Basement Systems is a local company dedicated to fixing basement, foundation, and crawl space problems. Whether you have walls bowing or cracking, mold growing in your basement, or water intruding under or through your basement walls, Complete Basement Systems has a solution for your basement waterproofing problem."

Complete Basement Systems Team
Principal Owners / Key Managers
Scott Shanks, General Manager
Jason Martin, Sales Manager
Garret Atkinson, Sales Manager
Five Star Guarantee
We stand behind every Five Star Rated company with Our Guarantee. We've done the research for you and identified the best home service pros in your neighborhood.
Homeowner Reviews

“The ENTIRE crew outstanding!”

“Working with Complete Basement Systems was very smooth from the salesman to the technicians that did the work. The men that did the work were knowledgeable and gave me confidence in what they did. I am extremely happy and a satisfied customer”

“Lucas and Armando were great!”

“The two gentlemen that did the work did a really good job. The other gentlemen were courteous. The engineers, as well. Everyone did a good job.”

“Techs and the supervisor were professional and did a good job.”

“An excellent, professional experience.”

“The installation crew was excellent. Answering educational questions and pointing things out as asked.”

“Tony Peterman was excellent in returning calls and keeping me informed.”

“I have used them twice now and they have done a great job both times. Everything seems to be holding up. The old adage, "Time will tell" will in time tell.”

  • 720-449-3447
  • Year Established: 1999
  • Homeowners Served: 25,000+
  • Number of Employees: 120+
"Complete Basement Systems is a local company dedicated to fixing basement, foundation, and crawl space problems. Whether you have walls bowing or cracking, mold growing in your basement, or water intruding under or through your basement walls, Complete Basement Systems has a solution for your basement waterproofing problem."

Complete Basement Systems Team
Principal Owners / Key Managers
Scott Shanks, General Manager
Jason Martin, Sales Manager
Garret Atkinson, Sales Manager
Top Company Features
  • Five Star Guarantee
  • General Liability Insurance
  • Workers' Compensation Insurance
Services Offered
Basement waterproofing
Foundation and structural repair
Crawl space encapsulation and repair
Concrete lifting via polyurethane foam injection technology
Mold and humidity control
Insurance
General Liability & Workers' Compensation
Warranties / Guarantees
Complete Basement Systems offers numerous nationally backed and transferable warranties for their solutions.
Recognitions
A+ BBB Rating, Accredited since 2003
Best of HomeAdvisor winner 2020
The Denver Post Top Workplaces 2018
Supportworks Integrity Award recipient 2016
Denver BBB Torch Award Large Business winner 2016
Part of Groundworks Companies