About Us - Dowler-Karn

Dowler-Karn Limited – We’re All About People


Dowler-Karn Limited is an industry leader, distributing energy products such as Propane, Esso™ Fuels and Mobil™ Lubricants to many communities within Southwestern Ontario.

The Dowler-Karn service network includes eight branch offices and nine fuel centers, giving us the ability to serve more than18,000 residential, agricultural, commercial and industrial customers, in communities across Southwestern Ontario.

Dowler-Karn History

John Karn, Barb Molinaro and David Karn, are the third generation to operate Dowler-Karn.

They strive to promote a progressive customer service mindset while embracing traditional community and family values.

Value to Our Customers

Dowler-Karn has been listening to our customer needs and values, while implementing premium service with quality products. This is what sets us apart.


  • Since 1943, Dowler-Karn has proven a successful family-run business growing to eight locations in Southwestern Ontario.
  • Daily/Weekly deliveries with local prompt and courteous service. Real people answering your calls.
  • Active community involvement.
  • Commitment to training and safety, including assisting local emergency services with special training.
  • Environmental leader in technology, product handling, and storage.

Our Values

Commitment to Communities and to Our People


  • Honesty, integrity and community responsibility are key values of Dowler-Karn.
  • We work hard to take care of our customers but also believe in giving back to the communities in which we operate.
  • With continued growth in employment and opportunity, we now support over 180 valued and dedicated employees.

Past Honoured Recognition


  • 2018 – Chamber of Commerce – Free Enterprise Masters Award.
  • 2014 Dowler-Karn was recognized by Imperial Oil as a developed “Regional Distribution Centre for Ontario”.
  • 2010 Community Futures, Agricultural Business Award of Excellence.
  • 2010 (and 2006) Imperial Oil, 5 Star Circle of Excellence Award.
  • 2009 (as well as 2007 and 2008) Imperial Oil, 4 Star Circle of Excellence Award.
  • 2004 Ontario Propane Association, Outstanding Market Development Award.
  • 1996 Chamber of Commerce, Free Enterprise Award.
  • 1996 Canadian Oil Heat & Propane Association, Member of Good Standing, Founding Propane Assoc. Member.

PHOTOS

Work with us and move your career into the right lane.

At Dowler-Karn, we offer many different career paths and opportunities. We have amazing team members who constantly exceed our customers’ expectations with the best service and advice you can trust.

Career Opportunities at Dowler-Karn