Geothermal.contractors

Stanley W. Cooper Inc. is a full-service plumbing and HVAC contractor at 1525 Linden Ave, Willow Grove, Pennsylvania 19090, serving the greater Philadelphia and Delaware Valley area for over 60 years. The company runs a multi-truck fleet and a sheet-metal fabrication facility, performing duct and sheet-metal work in-house rather than subcontracting. Services include geothermal heating and cooling, custom ductwork design, gas and oil systems, maintenance agreements, and 24-hour emergency support for residential and commercial clients. Stanley W. Cooper installs Lennox equipment and holds PHCC and BBB memberships, and is affiliated with the Electrical Association of Philadelphia. Its Willow Grove location supports clients throughout the Delaware Valley with self-contained mechanical service delivery. Verified active operator per swcooper.com + Lennox dealer locator (PA bundle audit 2026-06-01)