TriNet is a professional employer organization, or PEO, that provides small and medium-size businesses (SMBs) with full-service HR solutions tailored by industry. To free SMBs from HR complexities, TriNet offers access to human capital expertise, benefits, risk mitigation and compliance, payroll and real-time technology. From Main Street to Wall Street, TriNet empowers SMBs to focus on what matters most—growing their business.
Mission & Vision
Power the success of small and medium-sized businesses by supporting their growth and enabling their people.
To become the most trusted advisor to SMBs by harnessing the power of scale.
TriNet recognizes the incredible opportunity that can be realized by working together, with a shared view of how we support our clients. This is illustrated in our core values:
Lead with the customer
Act with integrity
Make an impact
Founded in 1988 in the San Francisco Bay Area
Clients as of 12/31/22
Worksite employees as of 6/30/23
TriNet complies with all ESAC standards, and has maintained continuous ESAC accreditation since 1995.
A TriNet subsidiary is classified as a Certified Professional Employer Organization by the IRS.
MilestonesOver three decades of incredible HR service
TriNet is founded by Martin Babinec in San Leandro, CA.
TriNet receives accreditation from the Employer Services Assurance Corporation (ESAC).
ESAC accreditation is the gold standard for best practices and financial reliability for PEOs. TriNet is one of only about 5% of PEOs to have earned the distinction and has been re-accredited every year since.
TriNet joins Inc. Magazine’s “500 Hall of Fame.”
An honor bestowed on the company for five consecutive years of accelerated growth.
TriNet incorporates as TriNet Group, Inc.
TriNet acquires the assets of outsourcing firm HR Logic.
TriNet acquires two PEOs, including the west coast assets of ALTRES and the E3 Group.
TriNet acquires the Outsource Group, an HR services provider.
TriNet acquires HR outsourcing and consulting firm John Parry & Alexander.
TriNet acquires LMC Resources, Inc., a PEO focused on emerging markets.
Burton M. Goldfield joins TriNet as president and CEO.
TriNet acquires HR outsourcing company Gevity HR, Inc. to become the industry’s second largest PEO.
TriNet is recognized as a fast-growth company by Inc. Magazine for the fourth year in a row.
TriNet becomes the nation’s largest independent PEO.
Following the acquisition of Strategic Outsourcing, Inc. (SOI), a comprehensive, integrated HR solutions provider for small and medium-sized businesses.
TriNet acquires AccordHR, a leader in the PEO industry.
TriNet acquires Ambrose.
Ambrose is a professional employer organization (PEO) focused on delivering high-touch HR services to emerging financial services firms.
TriNet (NYSE:TNET) becomes a public company.
TriNet is named one of the Bay Area’s Best and Brightest Companies to Work For® by the National Association for Business Resources.
TriNet Nonprofit is introduced.
TriNet Nonprofit is introduced as a full-service HR solution to help nonprofits focus on their mission
TriNet launches its first industry-specific HR solution, TriNet Life Sciences
Tailored to the specific HR needs of biotech and life sciences businesses.
TriNet launches TriNet Financial Services and TriNet Technology.
Both products help entrepreneurs in these competitive fields attract and retain skilled talent, manage their specific HR needs and focus on business success.
TriNet introduces TriNet Main Street.
A full-service HR solution created to meet the HR requirements of hundreds of thousands of local and owner-operated businesses in the U.S.
TriNet is named one of the 100 Fastest-Growing Companies by Fortune Magazine.
TriNet named Selling Power's "Top 50 Companies to Sell For."
For the fourth consecutive year, TriNet is ranked as one of Selling Power magazine’s “50 Best Companies to Sell For.”
TriNet launches TriNet Professional Services.
A full-service HR solution designed to solve HR challenges unique to consulting, advertising and other professional services firms.
TriNet receives Certified Professional Employer Organization (CPEO) approval from IRS.
TriNet introduces Workforce Analytics.
Workforce Analytics extracts rich data from a single system with in-depth analysis needed for accurate reporting and forecasting, so SMBs can make better-informed business decisions.
TriNet launches its People Matter marketing campaign celebrating the unsung heroes driving the U.S. economy—small and medium-size business.
TriNet acquires Little Bird HR.
Inaugural TriNet PeopleForce conference featuring thought leadership on critical issues facing SMBs
Named to Forbes's list of best employers for women
TriNet acquires Zenefits
TriNet acquires Clarus R+D
Meet Our Leadership
Board of Directors
Burton M. Goldfield
President and Chief Executive Officer
Since 2008, Burton M. Goldfield has served as president, CEO and board member of TriNet.
Chief Revenue Officer
Alex Warren is the Chief Revenue Officer at TriNet and oversees the execution of TriNet’s unified operational strategy for customer retention and net new sales which includes both its professional employment organization (PEO)and SaaS human capital management (HCM) businesses. He previously held the role of senior vice president, customer experience at TriNet.
Chief People Officer
Catherine Wragg joined TriNet in 2017 and serves as Chief People Officer, overseeing learning and development, HR operations and compliance, talent acquisition, compensation and analytics, and internal HR support to the business.
Chief Digital and Innovation Officer
Jay Venkat is a subject matter expert in digital and technology transformation, including agile ways of working and large-scale re-platforming.
Chief Technology Officer
Jeff Hayward is an award-winning global technology and engineering executive who brings to TriNet more than 25 years of experience
Executive Vice President and Chief Financial Officer
Kelly Tuminelli joined TriNet in September 2020 as executive vice president of finance and was appointed as chief financial officer on October 26, 2020.
Senior Vice President and Chief Marketing Officer / Chief Communications Officer
Michael Mendenhall joined TriNet in March 2018 as senior vice president and chief marketing officer / chief communications officer.
Executive Vice President, Business Affairs, Chief Legal Officer and Secretary
Samantha Wellington has served as executive vice president, business affairs, chief legal officer and secretary of TriNet since April 2022.
Senior Vice President, Customer Success and Operations
Tom Rose is Senior Vice President, Customer Success and Operations for TriNet's PEO and SaaS HCM customers. In this role, Tom leads TriNet‘s global team focused on customer service, customer success and core service delivery. He stepped into this newly created role in November 2022 from his previous leadership position as Vice President of Customer Solutions.
TriNet, a leading provider of comprehensive human resources for small and medium-size businesses (SMBs), today announced that TriNet President and CEO Burton M. Goldfield will be joining the dynamic roster of thought leaders and influencers for TriNet PeopleForce 2023.
TriNet, a leading provider of comprehensive human resources solutions for small and medium-size businesses (SMBs), today announced product enhancements and strategic partnerships created to adapt to the evolving needs of its customers in an increasingly distributed and agile business environment.
TriNet, a leading provider of comprehensive human resources solutions for small and medium-size businesses (SMBs), today announced the entertainment line-up for TriNet PeopleForce 2023, which includes Tony Award-winning Broadway performer Myles Frost, country-music singer-songwriter Lauren Davidson, and the magical and inspiring Mzansi Youth Choir.
Approach: Through our efforts, we strive to improve humanity through creating, expanding and amplifying volunteerism and giving.
Supporting: Nonprofits that foster positive change, economic development and the growth of entrepreneurism.
Related to: Veterans, historically underrepresented businesses, and trade schools/entrepreneurial education programs.
We’re disrupting the HR industry through thought leadership and tremendous growth. If you’re ready to take your career to the next level with a company that recognizes the value of teamwork, come discover TriNet's incredible opportunities across a wide-range of positions.
TriNet’s inaugural Environmental, Social and Governance (ESG) Report showcases the work we’ve done and are developing. It provides a new level of transparency into how we operate and our role with respect to sustainability, our stakeholders and our community.
From up-to-date stock information and the latest financial news, to SEC filings, financial statements, investor alerts and more, the TriNet investor relations page provides pertinent financial information for our shareholders and corporate governance.
Diversity, Equity, Inclusion and Belonging at TriNet
We are in the people business. This is reflected in everything that we do and is brought to life by our mission and vision. We serve a diverse set of customers, and our colleagues represent an amazingly wide range of perspectives, backgrounds and experiences.
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