PayrollServe is thePayrollandHR Administration Servicesdivision of Stone Forest, the sister company of RSM . Together, Stone Forest and RSM form the largest accounting and business advisory group outside the Big 4 in Singapore.Payrollserve is a committed to maintain or exceed standards that are demanded by organizations requiring such services. PayrollServes cutting-edge solutions and team of experienced professionals have earned us the reputation of being Singapores leading provider of cloud-based and fully managed payroll / HR services and solutions.