Contact Us Contact Us For many years we have been the Newmarket roofing company of choice. Please contact us more details on how we can help you. Address Dillon Bros Roofing 315 Cotter St., Newmarket, Ontario L3Y 3X9 Phone Across Ontario Phone: 1-877-606-1718 Newmarket/Zephyr Phone: 905-473-1718 Fax: 905-473-5598 Email Id dillon.bros.roofing@gmail.com Need Roofing Services?