Read 9 Zellis reviews and testimonials from customers, explore 5 case studies and customer success stories, and watch customer videos to see why companies chose Zellis as their
Zellis is providing payroll, HR, and managed services to the UK and Ireland-based companies with over 500 employees. We are the largest business of this nature in the UK counting a third of the FTSE 100 as customers, serving over 5 million of our customers' employees, and processing in excess of 60 million payslips a year. The leading provider of HR, Payroll, Managed Services, Benefits, and Recognition solutions for the UK and Ireland.
Show more