MySDS.ca is a workplace hazmat and chemical compliance software company helping organizations easily and affordably manage their Safety Data Sheet (SDS or MSDS) library. Keep Your Employees Safe and Your Company Compliant. All companies with hazardous materials in the workplace must maintain SDSs, which must remain up-to-date and accessible to all employees. MySDS is the leading cloud-based SDS management software platform, helping companies stay compliant and safe.