| RESOURCE MANAGEMENT, INC.Location not reported, CT · Active | Location not reported, CT | Corporation | Jul 2, 1998 | Active |
| EMPOWER HR, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Jul 31, 2007 | Active |
| VENSURE HR, INC.Location not reported, CT · Active | Location not reported, CT | Corporation | Sep 30, 2011 | Active |
| AVITUS, INC.Location not reported, CT · Active | Location not reported, CT | Corporation | Feb 15, 2012 | Active |
| HARBOR AMERICA CENTRAL INC.Location not reported, CT · Active | Location not reported, CT | Corporation | Aug 20, 2012 | Active |
| COHESIVE NETWORKS 2, INC.Location not reported, CT · Active | Location not reported, CT | Corporation | Oct 28, 2013 | Active |
| SHEAKLEY HR, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Dec 1, 2015 | Active |
| EMPIRE CASTING LLCLocation not reported, CT · Withdrawn | Location not reported, CT | LLC | Aug 16, 2016 | Withdrawn |
| SHIFT HUMAN CAPITAL MANAGEMENT INC.Location not reported, CT · Active | Location not reported, CT | Corporation | Jun 9, 2017 | Active |
| AVITUS GROUP INSURANCE, INC.Location not reported, CT · Withdrawn | Location not reported, CT | Corporation | Mar 6, 2018 | Withdrawn |
| IS BUSINESS SERVICES, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Mar 27, 2018 | Active |
| PLATINUM-HR, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Apr 11, 2018 | Active |
| SURGE RESOURCES II, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Jan 22, 2019 | Active |
| HR BUDS, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Aug 1, 2019 | Active |
| QUALITY BUS SOLUTIONS, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Sep 9, 2019 | Active |
| LIGHTSOURCE PEO, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Nov 18, 2019 | Active |
| PHRI LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Jan 7, 2020 | Active |
| ALLIANCE RESOURCE SERVICES ONE, INC.Location not reported, CT · Active | Location not reported, CT | Corporation | Jan 27, 2020 | Active |
| LIGHTSOURCE SPA, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Feb 12, 2020 | Active |
| INSURASOURCE, INC.Location not reported, CT · Active | Location not reported, CT | Corporation | Apr 28, 2020 | Active |
| EMPLOYERS RESOURCE MANAGEMENT COMPANYLocation not reported, CT · Active | Location not reported, CT | Corporation | Jun 3, 2020 | Active |
| SFCC OLATHE, INC.Location not reported, CT · Active | Location not reported, CT | Corporation | Jul 9, 2020 | Active |
| AMERICA'S BACK OFFICE, INC. - CALocation not reported, CT · Withdrawn | Location not reported, CT | Corporation | Jan 11, 2021 | Withdrawn |
| LIGHTSOURCE HR GLOBAL II, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Feb 26, 2021 | Active |
| Vensure TPA LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Apr 20, 2022 | Active |
| Ally HR, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Aug 26, 2022 | Active |
| Tandem Professional Employer Services V, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Jul 25, 2023 | Active |
| Tandem Professional Employer Services, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Jul 27, 2023 | Active |
| Tandem Professional Employer Services II, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Jul 27, 2023 | Active |
| ABS Entertainment Payroll CA, Inc.Location not reported, CT · Active | Location not reported, CT | Corporation | Aug 8, 2023 | Active |
| RMI RESOURCE MANAGEMENT, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Aug 15, 2023 | Active |
| Deel PEO US, LLCLocation not reported, CT · Withdrawn | Location not reported, CT | LLC | Sep 29, 2023 | Withdrawn |
| Namely PEO, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Mar 28, 2024 | Active |
| VIOLETBERRI, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Jul 1, 2024 | Active |
| GREENLEAF HR, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Mar 10, 2025 | Active |
| STAFFPAY, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Apr 15, 2025 | Active |
| Higginbotham PEO, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Sep 8, 2025 | Active |
| ABO Staffing Resources, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Nov 5, 2025 | Active |
| ABO Staffing Diversified, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Oct 1, 2025 | Active |
| America's Back Office, LLC - MidwestLocation not reported, CT · Active | Location not reported, CT | LLC | Nov 5, 2025 | Active |
| Tilson HR, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Nov 10, 2025 | Active |
| Essential HR Services, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Dec 19, 2025 | Active |
| AMERICA'S BACK OFFICE, LLC - CALocation not reported, CT · Active | Location not reported, CT | LLC | Jul 9, 2026 | Active |