About Us

Guardian Basement Waterproofing understands your basement waterproofing needs. We know how to detect the source of water intrusion and stop leaks before they happen. We help our customers reclaim their basements from water, mold and mildew by doing what we do best: finding and repairing the source of their water-related problems. Guardian uses only skilled and experienced technicians to do the job right the first time! As a basement waterproofing company with more than 32 years of waterproofing experience, Guardian stands behind its work with a Lifetime Guarantee.

Guardian’s foundation and reputation is built on trust, fair pricing and professional service. Contact us today for a FREE estimate.

Quick facts about Guardian Basement Waterproofing:

  • Established in 1984
  • Headquartered in Baltimore, Maryland
  • Fully licensed, bonded and insured
  • A member of the Better Business Bureau since 1995 with an A+ rating
  • Lifetime guarantee on our work
  • Servicing areas in Maryland, Pennsylvania, and Washington, D.C.


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