Home / Greater Philadelphia Resource Guide / Philadelphia Housing Development Corporation (PHDC) / Philadelphia Housing Development Corporation (PHDC) Services: Financial Assistance, Housing Populations Served: The Public Description: PHDC creates programs that assist homeowners with modifications to accommodate disabilities, weatherization, and basic systems repair in owner-occupied properties. Applications can be turned in online, by phone, by mail, or in person. Address: 1234 Market Street 17th FloorPhiladelphia, PA 19107 Phone: 215-448-3000 Email: info@phdc.phila.gov Website Directions Back to Resource Guide