Meet Team GCA

David Griffin

Founder & CEO

Laura Rubinstein

COO & CMO

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

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