TriNet

TriNet was founded in 1988 in Dublin, California and has grown into one of the largest Professional Employer Organizations in the United States, publicly traded on the New York Stock Exchange under the ticker TNET with annual revenues exceeding $500M. The company serves small and medium-sized businesses across multiple industries, co-employing hundreds of thousands of workers and enabling SMBs to access enterprise-grade benefits, HR expertise, and employment risk management through a single provider.\n\nThe TriNet platform provides payroll processing, benefits administration, time and attendance tracking, performance management tools, and HR advisory services. TriNet has built vertical-specific HR solutions for industries including technology, professional services, financial services, retail, and nonprofits, with benefit packages and compliance support tailored to the specific workforce needs and regulatory environments of each sector.\n\nTriNet expanded its portfolio through strategic acquisitions, including the purchase of Zenefits in 2022, which added a modern SMB HR software product to its PEO offerings and brought significant additional technology talent and customer relationships into the company. TriNet competes against Paychex, ADP TotalSource, and Justworks in the PEO market, leveraging its scale, industry specialization, and breadth of HR services as key differentiators.