Heating & Cooling

Enjoy hassle-free heating all season!

Find your experts

Switch now and get $125 free heating oil

Save now >

$0 down and low monthly payments for new heating systems!  

Get your deal >

Check out our Customer Hub!

Find now >

Reliability matters.

You can count on the Leffler Energy team to keep you comfortable at home, all year round.

  •   We’ve served our PA neighbors for over 100 years
  •   We’re local – we live and work where you do
  •   Our services are all designed to help you save

All backed by 24/7 service and support — in any weather

See what our customers are saying!

Leffler_Home_Testimonial1

May 18, 2026, 00:00 AM
Title : Leffler_Home_Testimonial1
Authors : Anna S.
NoOf_RatingStars : 5
I called Leffler Energy because my ac unit wasn't working. They responded quickly and the tech Dylan was wonderful. He fixed the issue right away and i ended up buying a ac service contract for peace of mind.
Select Categories : Home_Testimonials