Pennsylvania & Maryland's Fuel & HVAC Provider

At Penn-Mar Oil Company, it's been a family tradition to provide top-quality products and service to our residential and commercial customers since 1936. We are 100% committed to providing the finest heating oil, kerosene, and off-road diesel available, with unsurpassed delivery reliability to match.

What’s more, with the Penn-Mar family of expert technicians and service representatives at your side, you can feel confident knowing that you’re getting the highest level of service every time. Whether we’re installing a new system or servicing an existing one, you can trust our team to get the job done right the first time. Find out for yourself what makes us stand out from the other providers: become a customer today!

Switch to High Efficiency & Save

If your heating system is outdated, call on Penn-Mar Oil for our expert installation services. We’ll help you determine which high-efficiency system is best for your home and get your new system up and running in no time.

Schedule Your Tune-Up Today

Keep your heating system running effectively and efficiently all winter long with a tune-up from Penn-Mar. Annual tune-ups will save you money on your heating bills, prolong the life of your equipment, and more.