John Petter
John Petter is CEO at Zellis. Coverage on FF News includes 2 stories since 2024, most recently "Zellis Group Acquires Hastee to Enhance HR & Payroll Offerings" (19 June 2025).

John Petter is CEO at Zellis. Coverage on FF News includes 2 stories since 2024, most recently "Zellis Group Acquires Hastee to Enhance HR & Payroll Offerings" (19 June 2025).
