Guardian Basement Waterproofing

We have more than 32 years of experience in the industry in both residential and commercial waterproofing; serving the Maryland Metropolitan area, Washington DC, and Pennsylvania. Guardian has a proven record of expertise and excellent customer service. Our staff are trained and skilled technicians that work to permanently stop foundation water leaks. Guardian installs state of the art systems and specializes in basement waterproofing, basement finishing, crawl space waterproofing, repair and foundation rep