Philadelphia has one of the highest concentrations of pre-1950 housing in the United States, and that single fact defines the roofing market here more than any weather event or contractor dynamic. The rowhomes of South Philly, the Victorian twins of West Philadelphia, the stone colonials of the Main Line suburbs, and the older housing stock of Northeast Philadelphia and the Bucks and Montgomery County suburbs all present roofing challenges that require contractors with genuine experience in older construction methods and materials. Flat roofs are common on Philadelphia's rowhouses and are a different product category from pitched-roof shingles — waterproofing detail, drainage design, and membrane system selection are the primary concerns. Weather adds its own pressure: nor'easters can bring heavy snow and ice to the region, summer thunderstorms deliver hail and wind, and the Mid-Atlantic humidity promotes algae and moss growth on shaded roof surfaces throughout the suburbs. Pennsylvania's Home Improvement Contractor registration is the starting point for vetting. Review these 21 questions to ask a roofing company before hiring anyone in the Philadelphia market.
Find a Roofing Company Near You, Enter Zip Below.
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Remodeling Concepts |
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| Address: | 2568 W. Maple Ave, Feasterville, PA 19053 | ||
| Phone #: | 215-622-2388 | ||
| Website: | http://www.remodelingconcepts.net | ||
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Trinity Roof Restoration |
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| Address: | 4309 Countyline Road, Chalfont, PA 18914 | ||
| Phone #: | 267-225-7663 | ||
| Website: | http://www.trinityroofcare.com | ||
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Exterior Specialties of PA, Inc. |
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| Address: | 233 East 5th St, Lansdale, PA 19446 | ||
| Phone #: | (215)773-9180 | ||
| Website: | http://esofpa.com/ | ||
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Russell Roofing Company, Inc. |
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| Address: | 1200 Pennsylvania Avenue, Oreland, PA 19075 | ||
| Phone #: | 888-567-7663 | ||
| Website: | http://www.russellroofing.com | ||
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B & E Roofing, LLC |
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| Address: | , Gap, PA 17527 | ||
| Phone #: | (717) 843-7663 | ||
| Website: | http://www.beroofing.com | ||
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Hahner Bros. Roofing & Sheet Metal Inc. |
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| Address: | 12 N 22nd St, Pottsville, PA 17901 | ||
| Phone #: | (570) 622-6150 | ||
| Website: | http://www.hahnerbrosroofing.com | ||
Roofing Permits and Requirements in Philadelphia, PA
Philadelphia has a well-established building permit program and the city takes code compliance seriously. The Philadelphia metro's many suburban municipalities each operate their own permit programs, so the applicable authority depends entirely on your specific address.
City of Philadelphia Department of Licenses and Inspections
Roofing permits within Philadelphia city limits are issued through the Philadelphia Department of Licenses and Inspections (L&I) at phila.gov. Suburban Philadelphia municipalities in Montgomery, Bucks, Delaware, and Chester counties each administer their own permit programs. All contractors must be registered as Pennsylvania Home Improvement Contractors — verify at attorneygeneral.gov. Philadelphia also requires contractors to hold a Philadelphia Business Privilege License for work within city limits. Inspections are required and the permit record supports future home sales.
Flat Roofs on Philadelphia Rowhomes
Philadelphia's rowhome stock — particularly in South Philadelphia, Port Richmond, Kensington, and similar neighborhoods — is heavily flat-roofed, and flat roof replacement is a distinct specialty from standard shingle work. When evaluating contractors for a Philadelphia flat roof project, ask specifically about their membrane system of choice (EPDM, TPO, modified bitumen, or built-up), how they handle the parapet wall flashing and the critical seam at neighboring rowhomes, and what warranty the manufacturer provides on the installed system. A contractor whose primary business is pitched-roof shingles may not be the right fit for a Philadelphia rowhome flat roof.
Older Suburban Housing in the Main Line and Collar Counties
The Main Line suburbs and the older communities of Montgomery, Bucks, Delaware, and Chester counties contain significant concentrations of pre-1940 housing where roof replacements regularly turn up surprises. Original slate roofs, multiple layers of shingles over original boards, undersized rafters, and historic masonry chimneys are all common in this market. Budget for contingencies and ask any contractor you consider whether they have specific experience with pre-1940 housing in the Philadelphia suburbs.
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