Oct. 7, 2019 08:30 AM (EDT) PHILADELPHIA--( BUSINESS WIRE )--Aramark (NYSE:ARMK), a $16 billion global leader in food, facilities management and uniforms, announced today that John J. Zillmer, a proven executive with a track record of driving market-leading business results, will return to the Company as Chief Executive Officer, effective immediately. He will also become a member of the Company's Board of Directors. A respected business leader for over three decades, Zillmer previously spent 18 years at Aramark. Under his leadership as President of Global Food & Support Services, Aramark experienced significant growth, ultimately becoming the largest food management provider in North America. Following his prior tenure at the Company, Zillmer served as Chairman and CEO of Allied Waste Industries where his transformation of Allied Waste became an industry benchmark.