Over 20 years of family owned and operated service.

Providing a full spectrum of energy services

In the race to provide a full spectrum of energy services to our valued clients in several regions, there’s one company that consistently leads the pack: Marathon Energy.
Whether we’re delivering heating oil, natural gas or electricity; or servicing a heating plant, we deliver value that our clients have come to rely on. Reducing your energy costs and improving your bottom line – that’s what Marathon Energy is all about.

20+ years of excellence and dependability

We want to be your trusted energy partner because we’re a family owned and operated business ourselves. We’re committed to offering the highest level of customer service and competitive prices for heating oil (including clean, green Bioheat®), natural gas and electricity. Our customers can also take advantage of our suite of energy efficiency products and services. Plus, we offer heating equipment service 7 days per week, 365 days per year – something you won’t get from just any energy company.

  • Over 150 combined years of energy experience
  • Over 20 years of customer-focused operations
  • Serving residential, commercial and industrial customers in Northeast. Commercial clients include multi-family dwellings, retail stores and restaurants. Learn more about all of the industries we serve!
  • High-quality heating oil (No. 2, 4 and 6) and clean, green ultra-low sulfur Bioheat®
  • Licensed competitive energy provider, supplying lower-cost natural gas and electricity in NY, NJ, PA, MA and MD
  • In-house mechanical engineers, licensed plumbers and oil burner installers

Request A Free Energy Audit

With a suite of energy efficiency products, Marathon will work with you to identify the best opportunities for you to reduce your energy consumption and lower your energy costs. Right now, we are offering free energy audits for small to mid-sized commercial customers in the NY metro area. Please provide us with the following information to get started: