ISM Grid (formerly Checksum Systems) provides IT services and IT support for organizations and businesses throughout Toronto and the GTA. ISM Grid specializes in working with law offices, law firms and other professional service organizations. In addition, ISM Grid provides managed IT services for the wholesale and manufacturing industry from Oshawa to Mississauga. Services include data backup and recovery, ransomware solutions, outsourced IT department, cybersecurity solutions, Microsoft Office 365, business telephone services and much more. more... See more text