ExtensisHR Employee Directory
Human Resources ServicesNew Jersey, United States201-500 Employees
ExtensisHR is a Professional Employer Organization (PEO) and HR outsourcing provider in the Human Resources Services industry, based in Iselin, New Jersey, at 485 U.south Route 1 South, Iselin, NJ 08830, United States. It is described as one of the largest PEOs in the United States and offers services including HR, employee benefits and retirement plans, payroll and taxes, employer risk and compliance, and employee management. The company reports managing over $3 billion in employment-related costs annually and emphasizes a high level of customer service. ExtensisHR employs 201 to 500 people. Recent milestones include expanding to Tampa, Florida in 2023, earning the 2025 Great Place to Work Certification, and appointing Alan Missen as Chief Information Officer in April 2026.