Commercial Heating Oil

Over 100 years of supplying central and northern NJ businesses.

When it comes to choosing a heating oil supplier that’s right for your business, you want a name you can trust. For countless companies and large organizations throughout Newark, Jersey City, Elizabeth and central and northern NJ—including apartment buildings, schools, government agencies, and more—that name is John Duffy Energy Services. A family business that goes all the way back to 1891, John Duffy Energy Services is one of the area’s leading providers of heating oil, and we offer both the highest-caliber products and the utmost in service, leading to a value that simply can’t be beat.