Private equity group Apax Partners will acquire HR/payroll software firm Zellis from Bain Capital. “Zellis is a recognised leader in the payroll and HR software market, a sector that we know well from previous Apax Fund investments, including Paycor,” Apax Partner Roy Mackenzie said in a news release provided to PYMNTS Monday (April 15). “We have been closely tracking Zellis for some […] The post Apax Partners Acquires HR/Payroll Firm Zellis Group appeared first on PYMNTS.com.