Professor Gatsby’s Heating, Cooling, Plumbing & Electrical
Professor Gatsby's installs standby generators and panel upgrades, and repairs furnaces, heat pumps and sump pumps, from its Williamstown base across south Jersey, with emergency service around the clock.
What they do
The company installs standby generators that run on natural gas or propane and start automatically when utility power fails, and it carries out the panel upgrades that often accompany them. Its generator work covers site assessment, load sizing, fuel line coordination, permits and testing. On the heating and cooling side it repairs and installs furnaces, heat pumps and air conditioning, and it also handles sump pumps and sewer line repair. Emergency service is offered, and the office is open around the clock, every day. Free estimates are offered, financing is available, and work carries a 10-year warranty. The family-owned firm has operated since 2015 and works with Generac and Amana equipment.
- Sump pumps
- Standby generators
- Furnace repairs and installs
- Sewer line repair
- Generator installs
- Boiler service
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.
Other backup power pros in Philadelphia
Still choosing the equipment?
Compare prices and specs before you call a pro.