Dowler-Karn, A Division of McDougall Energy Inc.

About Us

Dowler-Karn A Division of McDougall Energy Inc. Servicing St. Thomas and the surrounding area since 1943, family-owned Dowler-Karn has supplied homes and businesses in Southwestern Ontario with unmatched service and a complete range of energy products. Each and every day, they deliver Esso gasoline, diesel fuel, propane, and Mobil lubricants to over 19,000 residential, commercial, and industrial clients. They value their customers and as a result, their customers have come to value them for their honesty, integrity and community responsibility. With eight branch offices, nine fuel centres and over 180 dedicated employees, Dowler-Karn is a local industry leader, dedicated to reducing their carbon footprint, promoting sustainable practices, and conserving resources.