At HRO Advisors, we simplify the way you shop for HR Outsourcing Solutions. First and foremost, we eliminate the hassle and time it takes to evaluate multiple vendors . With over a decade of experience partnering with regional and national PEO Vendors. We complementary shop the market for several all in-one HR Outsourcing (PEO) providers or À la carte , Payroll, benefits and 401k Services then present you with proposals that meet your needs.