Contact Us

For all sales or general information inquiries, please contact:

Greg Drennan, Biodiesel Sales Manager

Rothsay Biodiesel
880 Hwy 5 West
Dundas, ON L9H 5E2

**Please note our new mailing address:
P.O. Box 65647
Dundas, ON L9H 6Y6

Phone: (519) 780-3341

For media inquiries, please contact our corporate headquarters or email

Please note that we do not sell biodiesel at the retail level at this time.