Car dealerships and trucking fleets from northern and central New Jersey turn to John Duffy Energy Services to meet their fueling needs with reliability and the highest possible standards of service. Our fuel management systems provide you the sense of security you need, the confidence that you’ll always be able to fill up your vehicles with maximum ease and efficiency.
At John Duffy Energy Services, our passion is making fleet fuel management easy. That’s why we provide professional installation of card- or key-operated fuel management systems for any size fleet, big or small. We customize our systems to meet your needs and match all the technical specifications of your fleet.