Donnelly’s Plumbing, Cooling, Heating & Electric
Plymouth Meeting heating, cooling, plumbing and electrical firm covering sump pumps, sewer lines, generators and panel upgrades across Montgomery County and the Greater Philadelphia area.
What they do
The company installs and repairs furnaces, boilers, heat pumps, ductless mini-splits and air conditioning, and it handles water heaters and HVAC work. On the flooding side it services sump pumps and clears drains, and it repairs and replaces sewer lines. For power, it installs generators and upgrades electrical panels. Free estimates are offered, and financing is available for larger jobs. Emergency service is offered, and the firm has been operating since 1972 as a family-owned business. Work is carried out across Philadelphia, Horsham, Lansdale, Chalfont and Chester, among other nearby towns.
- Sump pumps
- Generator installs
- Furnace repairs and installs
- Sewer line repair
- Boiler service
- Heat pumps
Listed under Backup power, Basement flooding and sewer backup, Heating and cooling emergencies
Where they work
What we checked
Checked 12 Nov 2026, from public sources.
Not yet verified. We haven’t contacted this business yet. Ask for a written quote before work starts.
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