A.D. Conner Inc. was established in 1939. We are headquartered in Frankfort, IL. Frankfort is a suburb of Chicago located about 25 miles southwest of downtown Chicago. A.D. Conner has grown into a fleet of approximately 100 tractor-trailer units and 200 employees. We deliver refined petroleum products including gasoline, diesel, E-85, kerosene, and racing gas to our customer base. We also provide direct to locomotive fueling and servicing to some of the major railroads in the industry. Our deliveries account for over 6 million gallons of fuel delivered on an annual basis.

Our customer base includes many of the major oil companies, railroads, truck stop chains, and convenience store/hypermarket locations in the United States. We have operations in 8 states and a 24 hour/7 day per week dispatch center at our Frankfort, IL headquarters location.

Our goal is simply to provide the best customer service possible to all of our customers. We strive to maintain and hire the best petroleum drivers in the industry. We also provide the best and most up to date equipment in the industry.