Cheryl A. Kostura, MBA

National Portfolio Manager

Cheryl A. Kostura is the National Portfolio Manager at Siegel Jennings. She is responsible for the day to day management of all the firm’s portfolio clients and coordinating with co-counsel across the country.  Cheryl joined Siegel Jennings in 2004 as a Legal Assistant.  She has managed both the Ohio Board of Tax Appeals and the local county Boards of Revision dockets throughout her time with the firm.  She also has worked closely assisting Managing Partner Kieran Jennings with organization and monitoring the appeals of portfolio clients across the country.


  • Mount Union College (now known as The University of Mount Union) 2004 - Bachelor of Arts in Political Science
  • Lake Erie College 2007 - Master of Business Administration

Professional Associations

  • CREW Cleveland, chapter of CREW Network

Selected Publications