This website uses cookies to store information on your computer. Some of these cookies are used for visitor analysis, others are essential to making our site function properly and improve the user experience. By using this site, you consent to the placement of these cookies. Click Accept to consent and dismiss this message or Deny to leave this website. Read our Privacy Statement for more.

John Stacy
Executive Director

Read Bio

Chris Materni
Deputy Director

Read Bio

Melissa Jacobs
Education Manager

Read Bio

Paul McGraw
Events Coordinator

Read Bio


John joined GAMA as the Executive Director in December 2018. He is excited to work with both a dynamic team of professionals and a cadre of volunteers and use his more than 30 years nonprofit, communications, and governmental experience to provide value for the members of our association. Prior to joining GAMA, John served as the executive director of the Autism Society of Ohio, the executive director of the St John Learning Center, director of advocacy and communications for the Ohio Council for Home Care and Hospice, and member services director for the Ohio Chemical Manufacturers Association. In addition to his association work he served for 17 years as a legislative aide in the Ohio House of Representatives. John graduated with degrees in Business Administration from Mt Vernon Nazarene University as well as a Master of Science in Marketing and Communications from Franklin University and for four years was an adjunct Marketing & Communications instructor for the University of Phoenix.



Chris joined GAMA as the Deputy Director in April 2019. She brings more than twenty years of trade association membership and business operation experience to the organization. Her main responsibilities include the development and documentation of operational efficiencies. Chris administers the everyday functions for the organization and assists the Executive Director to develop, achieve, and analyze long-term strategies to achieve all goals and objectives.



With more than 10 years of education and project management experience, Melissa is obsessed with innovating new ways of creating amazing content that is useful and effective in the hobby games industry. No matter which hat she's wearing, her goal is simple -- to empower organizations and thought leaders to distinguish themselves and drive measurable results through content that educates, informs, and inspires. Throughout her career, Melissa has worked with organizations across a wide range of industries -- from the business and professional community to restaurant and health care at home associations. When she isn’t working, you’ll find Melissa playing games with family and friends, watching cooking shows, and lifting weights.



Paul McGraw started working with GAMA as a registration volunteer for Origins Game Fair over 10 years ago. He has been working for the association for 5 years as the Events Coordinator. Some of his responsibilities include creating and verifying all the room sets for the GAMA Trade Show and Origins Game Fair, curating the list of events for Origins, and managing the programs and processes around event submissions and compensations. He has been an avid gamer for many years and continues to learn about all facets of the gaming industry to better serve our members for years to come.


258 E. Campus View Blvd.
Columbus, OH 43235

614. 255. 4500

614. 255. 4499


The Game Manufacturers Association (GAMA) is the non-profit trade organization dedicated to serving the hobby games industry. GAMA strengthens and supports all industry professionals by advancing their interests, providing educational programs and opportunities, and promoting our unique form of quality social entertainment. Read More »