Office Notice

Our office will be closed starting at 1:00 PM on December 24, 2025, and will reopen on January 5, 2026.

You may continue to place orders by emailing order@atopdent.ca or ordering online through your account.

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How can we help you?


    Atop Main Office
  • 9390 Woodbine Ave, Unit 322
  • Markham, Ontario
  • L6C 0M5, Canada

    Atop Fulfillment Centre
  • 55 Laurier Drive
  • Morrisburg, Ontario
  • K0C 1X0, Canada


  • Tel: 1-416-293-2868
  • Toll Free: 1-877-703-3562
  • Fax: 1-866-680-8748
  • Hours: Monday to Friday 9:00-18:00

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