About Us

Reliable Basement Waterproofing

Reliable Basement Waterproofing is a family-owned and operated business that has been providing quality basement waterproofing services to homeowners in New Hampshire & Massachusetts for over 25 years. We are fully licensed and insured, and our team of experienced professionals will work with you to find the best solution for your needs.

Our services

Request A Quote



Get A Quote

(603) 382-6911



Ask A Question

Email Us

About the Owner

In 1999 Khristopher Marks started his career in the basement water proofing industry as a laborer for a major franchised company. After just one year, he had become one of the best production foremen which led to design specialist and sales. Khris has supervised and installed hundreds of waterproofing projects making sure that the end results was always a dry basement and happy clients. Although fulfilled in his career, Khris wanted to offer the community a better more reliable choice. In 2014 with his knowledge and expertise, Khris created Reliable Basement Waterproofing offering homeowners a superior system at an economical price.

Why people believe in us

      EXCELLENT  
   Based on 143 reviews 
    
 
 
 
   
 
 
       Posted on Google  
   
   Trevor DeVitto 
 September 18, 2025
 
 
 Trustindex verifies that the original source of the review is Google. Khris was super helpful and provided a great solution for my problem.
  
 
      Posted on Google  
   
   Donna Szydlowski 
 September 18, 2025
 
 
 Trustindex verifies that the original source of the review is Google. Service done professionally and on time.
  
 
      Posted on Google  
   
   Nella Zerilli 
 September 11, 2025
 
 
 Trustindex verifies that the original source of the review is Google. Technician was knowledgeable and thorough.
  
 
      Posted on Google  
   
   Katie McHugh 
 September 5, 2025
 
 
 Trustindex verifies that the original source of the review is Google. Every person I interacted with in this company was friendly, informative, and thorough! They told me exactly what I needed, what I didn't need, and the work was done efficiently! Highly recommend. Thanks!
  
 
      Posted on Google  
   
   Casey Duggan 
 September 1, 2025
 
 
 Trustindex verifies that the original source of the review is Google. Quick and knowledgeable
  
 
      Posted on Google  
   
   Kelly D 
 August 29, 2025
 
 
 Trustindex verifies that the original source of the review is Google. All I can say is Wow!! I am so impressed by the Reliable Basement team. My bulkhead has been a constant battle with water coming in from the top of the bulkhead to the floor. These guys came in and took care of it all. It’s such a relief not to have to worry about it anymore. Highly recommend this company!
  
 
      Posted on Google  
   
   Tanya Weed 
 August 25, 2025
 
 
 Trustindex verifies that the original source of the review is Google. Great experience. Competitive, quality work. Would absolutely use Reliable again. Everything was smooth from the quoting process with Chris to the work today with Aaron, Devin, and Patrick - overall great job!
  
 
      Posted on Google  
   
   Sean Foster 
 August 25, 2025
 
 
 Trustindex verifies that the original source of the review is Google. Devin, Aaron, and Pat were an awesome crew. Aside from obvious noise that comes with the project, they were quiet and respectful of our space while working, let me know what time they would arrive each day and were on time every time. Devin was very professional and I really appreciated being walked around at the end of every day to show the progress made. The outcome looks fantastic also! 10/10 would recommend to anyone I know!
  
 
      Posted on Google  
   
   Jenifer Slack 
 August 13, 2025
 
 
 Trustindex verifies that the original source of the review is Google. Excellent. Professional techs, on time and did a wonderful job.