simplicityHR by ALTRES, is Hawaii’s most trusted provider of outsourced payroll and HR services. As the human resources “back office” for more than 1,200 local businesses statewide and a pioneer in the PEO (professional employer organization) industry, we’re the leader in HR outsourcing. Whether you’re a start-up or a Fortune 500 company, we’ll help you simplify by handling all the distractions of employment administration, so you can focus on what you do best