Meet Team GCA

David Griffin

Founder & CEO

Laura Rubinstein


Richard Parr

Chief Creative Officer

Carey Griffin

Chief Health Officer

Jacqui Short

Managing Director of Digital Media

Barbra Witzer

Managing Director of Content

Shannon Ford-Smith

Managing Director of Cannabis Marketing

Clark Bartram

Director of Health & Fitness Talent

James Poole

Director of Finance

Tessa Ashford

Director of Website Development

Ryan Anthony

Cognitive Performance Consultant

If you have a brief you would like us to take a look at or a
project you would like us to consider