About Payment Evolution: PaymentEvolution provides easy to use, secure online payroll services to small and mid-sized businesses across Canada. Accountants, CPA firms and financial institutions rely on us for payroll expertise and services for their clientele. We’re bringing innovation and simplicity back into the payroll market – from new ways to pay your employees to our open developer program. We’re making it easier for you to process your payroll and give your employees a great experience with their payslips.