John J. Zillmer

Director at Ecolab

Chief Executive Officer and Director of Aramark, a global provider of food, facilities management and uniform services. Director of Ecolab since 2006. Chair of the Compensation Committee and member of the Governance Committee.

Mr. Zillmer returned to Aramark in October 2019 as Chief Executive Officer and Director. Prior to joining Aramark, Mr. Zillmer served as President and Chief Executive Officer of Univar Inc., a global distributor of industrial chemicals, from 2009 to 2012 and became Executive Chairman until December 2012 when he retired from Univar. Mr. Zillmer served as Chairman and Chief Executive Officer of Allied Waste Industries, a solid waste management business, from 2005 until the merger of Allied Waste with Republic Services, Inc. in December 2008. During his earlier career at Aramark from 1986 until 2005, Mr. Zillmer held various senior executive positions, ultimately becoming President of Global Food and Support Services.


  • Director

    Current role