The Board

CEO and Board Member John Poss has had a diverse career in C-level positions across a host of industries. His expertise, intuition, and skill at team building and growing partnerships are the driver for GB Sciences.

Dr. Andrea Small-Howard leverages broad bio-pharmaceutical industry
knowledge and contacts in her role as Chief Science Officer at GB
Sciences.

A leading medical marijuana consultant.

Management Team

CEO John Poss has had a diverse career in C-level positions across a host of industries. His expertise, intuition, and skill at team building and growing partnerships are the driver for GB Sciences.

GB Sciences is combining the healing power of plant-based medicines with the precision of pharmaceuticals.

Dr. Andrea Small-Howard leverages broad bio-pharmaceutical industry knowledge and contacts in her role as Chief Science Officer at GB Sciences.

Changing the world one cannabinoid at a time.

An experienced commercial cultivation expert, Mr. Kuethe is leading GB Science in operations.

Ksenia Griswold started with GB Sciences as company controller in 2015 and was appointed CFO by the board in 2016.

It feels good. Like riding the crest of a giant tsunami right smack into the next social phenomenon.

Senior VP of Marketing Tom Arcuragi brings rich experience in media and marketing to the GB Sciences team.

My goal is to provide Cannabis medicines that every doctor will be confident prescribing.

A noted plant biologist and water-quality expert, Dr. Ulrich Reimann-Philipp received his PhD in Plant Science from the University of Kiel, Germany.

I watched my friend with Parkinson's vape and, seconds later, he could talk again.

A longtime publishing professional, Liz leads the GB Sciences publicity efforts.

The cannabis plant has the potential to be the holy grail of naturally based medicine. The unique profile and abundance of compounds is an untapped treasure trove to still be discovered.

A pharmaceutical chemist with a rich track record of success in product development.

Innovating novel techniques for pharmaceutical grade cannabis products is my passion, and here at GB Sciences, we are devoted to streamlining a standardized medical grade cannabinoid production pipeline for multivariate therapeutics and leading edge R&D.

A pharmacist by trade, Dominick life's work is in transforming the cannabis paradigm from a mere plant to a medicine of multivariate therapeutic value.