| Accountor Denmark | Payroll Processing for Denmark Payroll Team Members | Denmark | Payments & Billing |
| Amazon Web Services | Virtual Data Center Services | Ireland | Cloud Infrastructure |
| Baker Tilly | Payroll Processing for France Payroll Team Members | France | Payments & Billing |
| Baker Tilly Kirk | Payroll Processing for Ireland Payroll Team Members | Ireland | Payments & Billing |
| BELL Consulting S.R.O | Payroll Processing for Czech Republic Payroll Team Members | Czech Republic | Payments & Billing |
| BillyPay | Payroll Processing for Belgium Payroll Team Members | Belgium | Payments & Billing |
| Box | Bulk Uploading of Payroll Team Member Data for Onboarding | United States | Payments & Billing |
| Brain Payroll UK | Payroll Processing for UK Payroll Team Members | United Kingdom | Payments & Billing |
| Conceito-Consultoria de Gestao | Payroll Processing for Portugal Payroll Team Members | Portugal | Payments & Billing |
| Crystal Clear | Payroll Processing for Singapore Payroll Team Members | Singapore | Payments & Billing |
| De Hooge Waerder Beverwijk | Payroll Processing for Netherlands Payroll Team Members | Netherlands | Payments & Billing |
| ECOVIS Hellas | Payroll Processing for Greece Payroll Team Members | Greece | Payments & Billing |
| Employee Managed Services | Payroll Processing for Australia Payroll Team Members | Australia | Payments & Billing |
| Europartner Brasil Sao Paulo A. E C. EMP. SOC. UNIP. LTDA | Payroll Processing for Brazil Payroll Team Members | Brazil | Payments & Billing |
| Google, LLC (G-Suite) | Data Collection, File Storage, and Communication | United States | Cloud Infrastructure |
| Grupo IPS Especialistas de RH | Payroll Processing for Mexican Payroll Team Members | Mexico | Payments & Billing |
| HLB M2 Advisory & Business Services sp. Z o.o | Payroll Processing for Poland Payroll Team Members | Poland | Payments & Billing |
| Jet HR | Payroll Processing for Italy Payroll Team Members | Italy | Payments & Billing |
| Leinonen Bulgaria EOOD | Payroll Processing for Bulgaria Payroll Team Members | Bulgaria | Payments & Billing |
| Leinonen Hungary KFT | Payroll Processing for Hungary Payroll Team Members | Hungary | Payments & Billing |
| Leinonen Suomi | Payroll Processing for Finland Payroll Team Members | Finland | Payments & Billing |
| Leinonen Sweden | Payroll Processing for Sweden Payroll Team Members | Sweden | Payments & Billing |
| Merge API | Facilitation of API-based data transfers between the Oyster Platform and Customer HRIS and Payroll Systems | United States | Payments & Billing |
| Mochizuki Accounting Office | Payroll Processing for Japan Payroll Team Members | Japan | Payments & Billing |
| Nexdigm Private | Payroll Processing for India Payroll Team Members | India | Payments & Billing |
| Nexia ABS Financial Services | Payroll Processing for Romania Team Members | Romania | Payments & Billing |
| Nexia SAB&T | Payroll Processing for South Africa Payroll Team Members | South Africa | Payments & Billing |
| Payworks | Payroll Processing for Canada Payroll Team Members | Canada | Payments & Billing |
| Platin Personel Hizmetleri A.S | Payroll Processing for Turkey Payroll Team Members | Turkey | Payments & Billing |
| Rosendahl Treuhand + Steuerberatung | Payroll Processing for Switzerland Payroll Team Members | Switzerland | Payments & Billing |
| RPI Roehm Internatioan | Payroll Processing for Germany Payroll Team Members | Germany | Payments & Billing |
| Sage Spain | Payroll Processing for Spanish Payroll Team Members | Spain | Payments & Billing |
| Slack | Internal Communications | United States | Communication |
| Snowflake | Data Analysis, including analyzing Messaging Data using Snowflake Cortex AI. | United States | AI & Machine Learning |
| trycourier.com | Communications Platform for system and service messaging | United States | Communication |
| Unija Smart Accounting d.o.o. Beograd | Payroll Processing for Serbia Payroll Team Members | Serbia | Payments & Billing |
| Unija Smart Accounting d.o.o. Sarajevo | Payroll Processing for Bosnia and Herzegovina Payroll Team Members | Bosnia and Herzegovina | Payments & Billing |
| Zendesk | Helpdesk Ticketing and People Partner Services Communications | United States | Customer Support |