Founded in 1953 by Frank Pirog Sr., Oriole Basement Waterproofing is Maryland's oldest family-run waterproofing business. With over 65 years of experience, it has completed 4,000+ jobs in Harford, Baltimore, Cecil, Howard, Carroll, and Anne Arundel Counties, and southern Pennsylvania, including Lancaster County, Gettysburg, and York County. Their services include basement waterproofing, foundation and crawlspace repair, sump pump and battery... Read More about Oriole Basement Waterproofing & Foundation Repair