COSI is open Thursday through Sunday, 10am – 5pm. Get your tickets now!

Science boxes with five days’ worth of themed STEM activities and science experiments for kids delivered right to your front door!

COSI Connects Kits - Science boxes with five days’ worth of themed STEM activities and science experiments for kids delivered right to your front door!

Board of Trustees

The volunteer Board of Trustees has provided dedicated leadership and support, enabling COSI to serve more than 33 million people since opening in 1964. The Board is ultimately responsible for upholding the regional and national reputation of COSI within the community that we serve.

Mike Mahaffey

Mike Mahaffey
Board Chair

Executive Vice President, Chief Strategy Officer, Nationwide

Bernie Ostrowski

Bernie Ostrowski
Treasurer

Partner, Plante Moran

Leah Pappas Porner

Leah Pappas Porner
Secretary

Partner in Charge, Calfee, Halter & Griswold LLP

Michelle Adams

Michelle Adams
Trustee

President, Prism Marketing Communications

Erica Conroy

Erica Conroy
Trustee

Vice President, Specialty Business, CoverMyMeds

Tom Dailey

Tom Dailey
Trustee

Director of Board, 2Checkout.com

Paul Heller

Paul Heller
Trustee

Senior Executive Vice President Chief Technology & Operations Officer, Huntington National Bank

Cindy Hilsheimer

Cindy Hilsheimer
Trustee

Managing Principal, BeecherHill

Aimee Kennedy

Aimee Kennedy
Trustee

Senior Vice President of Human Resources, Battelle, Battelle

Darla King

Darla King
Ex-Officio Trustee

President, King Business Interiors, Inc

Bruce McPheron

Bruce McPheron
Trustee

Executive Vice President & Provost, The Ohio State University

Tammy Roberts Myers

Tammy Roberts Myers
Trustee

VP, External Communications, Bath & Body Works, Inc.

Frederic Bertley

Frederic Bertley
Ex-Officio Trustee

President & CEO, COSI