About Us


ADS helps small to midsized businesses throughout Atlantic Canada and Ontario fully realize the promise of technology by providing the right software, services and support to break down barriers and transform businesses. Since 1990, Atlantic DataSystems Inc. (ADS) has been helping customers to get the most from their business and information technology systems.

Our focus is providing accounting, customer relationship management, human resources software and Information Technology (IT) consulting services to small and medium-sized businesses (SMBs). ADS offers customers everything they need to maximize their investment, from consulting and implementation to customization and training. With an exclusive focus on Sage 300Cloud and its related products, ADS has developed strong product expertise, which we are able to leverage to benefit all our customers in running their businesses efficiently.

The business and IT professionals at ADS are focused on providing superior service to the Sage 300Cloud community. Our staff of certified consultants fosters a collaborative approach with customers and draws upon thorough product training with Sage 300Cloud (formerly ACCPAC), IBM, Pervasive, Microsoft, and related software. Currently our team supports more than 100 customers across Canada.

Atlantic DataSystems (ADS) is a Vision33 company.

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    • Head Office
      210 Water Street
      Suite 400
      St. John’s, NL A1C 1A9
      p: 709.722.7213
      tf: 800.563.8484
    • Halifax
      Unit 112, 11 Morris Drive
      Dartmouth, NS B3B 1M2
      p: 902.463.0546
      tf: 800.563.8484
    • Moncton
      607 St George Blvd
      Suite 104
      Moncton, NB E1E 2C2
      p: 506.858.0722
      tf: 800.563.8484
    • Saint John
      Hilyard Place, Bld A
      Suite 100, 560 Main St.
      Saint John, NB, E2K 1J5
      p: 506.632.0185
      tf: 800.563.8484
    • London
      26 Piers Crescent
      London, ON N6E 1Z2
      tf: 800.563.8484

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