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  • Main Filter Group Ltd. Website
    705.945.6429
    PO Box 696 Stn Main, Sault Ste Marie, ON P6A 5N2

    Big Filter Inc., formerly Main Filter Group Ltd., has transitioned its internal software tools into a public offering. Over decades, the company developed in-house applications to enhance operational efficiency and now provides these tools free of charge. The primary software released is the PDF To…