Here are a few jobs we have installed in the area.
Attic installation
Bryant 2 speed air conditioner
Bryant outdoor unit
Mitsubishi outdoor heatpump
Mitsubishi indoor ductless heatpump

Bryant heatpump, (Hybrid system)

Havertown attic installation

Drexel Hill duplex- We remove the oil boiler and install two separate gas boilers and hot water heaters, so that the tenants now pay for the utilities, resulting in a savings for the land lord of over $3000 dollars a year 
Utica 95% modulating boiler
Bryant oil furnace with Heat pump (Hybrid system)