BOONSHOFT MUSEUM - Key Persons


Carissa Ross

Job Titles:
  • Secretary

Donna Harrison

Job Titles:
  • Curator of Live Animals
Donna Harrison became a part of the team in 2020 when she took over the zoo. She came to us from Animal Kingdom at Walt Disney World and brings a wealth of knowledge about animal care, zoo operations, and community engagement.

Greg Hoffbauer - Treasurer

Job Titles:
  • Treasurer

Jason Trimbach - Chairman

Job Titles:
  • Chairman

Jill Krieg

Job Titles:
  • Curator of Anthropology & Exhibitions
Jill Krieg currently oversees the Collections and Exhibits Departments for the Dayton Society of Natural History. She specializes in interpretative exhibition design, collections management, and pre-contact period archaeology. She received a BA in Anthropology and Classical Art and Literature in 2007 and a M.A. in Anthropology in 2009 from Indiana University. She has worked as a curator at the DSNH since 2009 and as an instructor at Wright State University since 2010. She is a Registered Professional Archaeologist. She is known for her big laugh; in fact, you can hear her coming a mile away.

Judge Spells, Mia Wortham


Michael Westendorf - CFO

Job Titles:
  • CFO
  • CFO at DSNH
Michael Westendorf has been the CFO at DSNH since 2019. He graduated from the University of Dayton with degrees in Accounting and Psychology along with an MBA in 2014. He began his career with the public accounting firm RSM in the tax practice with experience working on nonprofit clients in the Dayton area among other industries. In 2015 Mr. Westendorf was one of 75 recipients out of over 93,000 candidates for the Elijah Watt Sells Award for his performance on the CPA exam, and he continues to maintain his CPA license to this day. He also worked in equity research at Credit Suisse in New York covering communications equipment and infrastructure companies prior to joining the DSNH. In his spare time Michael enjoys playing and watching sports, particularly UD basketball.

Soin, Yasmeen

Job Titles:
  • Judge Spells, Mia Wortham

Steve Hess

Job Titles:
  • Vice Chair

Taylor Hoffman - COO

Job Titles:
  • Director of Operations
Taylor Hoffman started as site manager at SunWatch Indian Village in 2019, and has since risen to Director of Operations. In her current role, she coordinates our marketing efforts and any front end revenue. She received a Masters of Public History at Wright State University.

Tracey Tomme - CEO, President

Job Titles:
  • CEO
  • President
Tracey Tomme leads the organization in our mission-driven work. As a visionary leader for the museum since 2018, she works closely with stakeholders to include them in all the work we are doing across the organization and new projects in the pipeline. So far, Tomme has led the organization in adopting a new strategic plan, working toward sustainability, expertly traversing the COVID-19 pandemic, receiving numerous grants and donations, completing several impactful projects, and much more. Tomme's background includes classroom teaching experience, a masters in educational technology, and various non-profit leadership roles.

Vicki Widmar

Job Titles:
  • Director of Education