Everest Group, an outsourcing consultancy and research group, said outsourcing in HR is growing at 4% to 5% a year, according to its survey data. Outsourcing by HR is used mostly for transactional processes such as employee data management and the administration portions of payroll, benefits, recruitment and learning, according to Arkadev Basak, vice president at the company. Everest put the savings due to HR offshoring at 30% to 35%.