Prohibition Partners unlocks the potential of cannabis through data, intelligence and strategy.

We enable our clients to make better business decisions that deliver transformational growth and disrupt mainstream verticals.

We work with the industry’s most influential stakeholders, some of the world’s best known brands and an unrivalled network of analysts, innovators and advisors.


Stephen Murphy

Group Managing Director

As a cannabis specialist focused on developing the legal European cannabis industry, Stephen is a co-founder of ECH, Europe's cannabis investment group, and Cannabis Europa, Europe’s premier medical cannabis conference. With a background in technology, digital media and corporate finance, Stephen works with investors, entrepreneurs and regulators to identify, qualify and maximise the opportunities in this emerging frontier.

Barbara Pastori

Consulting Director

Barbara is a consultant with a multidisciplinary background ranging from social to technical sciences. Prior to joining Prohibition Partners, Barbara held various consulting positions, from energy to process re-engineering, with a focus on regulated market analysis and investment strategy. She is fluent in English, Spanish, Italian and French and holds a BA in Political Science and International Relations from LLUIS Guido Carli University and an MSc (Econ) from Aberdeen University.

Callum Kellas

Finance & Operations Director

Callum Kellas is a financial and operations specialist who manages the financial performance of Prohibition Partners and Prohibition Partners Live. With a diverse background in the financial services sector, Callum is able to navigate the complex regulatory environment of the cannabis industry while enabling Prohibition Partners to retain its industry leading position within the cannabis market.

Eoin Keenan

Content & Communications Director

Eoin Keenan is a cannabis expert and communications consultant. Eoin works across Cannabis Europa, Europe’s premier medical cannabis event, ECH, Europe’s cannabis investment group, and Prohibition Partners, delivering high-quality content, creative and communications strategies to help grow the brands and businesses. With a background in branding, insights and intelligence, business development and technology, Eoin co-founded and ran his own digital technology company before a successful exit in 2015.

William Sloane

Head of Growth

Will Sloane is the Global Sponsorship Manager for Prohibition Partners. Working with the biggest brands operating in the cannabis market on a daily basis, Will provides key insights into the performance of sponsorship campaigns while ensuring results are delivered.

George Brown

Digital Marketing Manager

George has worked in marketing and advertising for six years, having previously graduated from De Montfort University with a degree in English & Journalism. With a strong focus on content production, event management and digital marketing, George supports the creation of Prohibition Partners’ industry-leading reports while delivering key insights, data and market updates across the business's digital channels.

Conor O’Brien

Industry and Data Analyst

Conor holds a degree in plant science as well as a Masters in Neuroscience, which he obtained in 2019 from Trinity College Dublin. While there, he successfully completed several technical projects involving writing programming for brain imaging and the cultivation of stem cells. Conor's work in plant science has also contributed to EU-level research and reports. He now uses his experience in analysis and writing to understand the cannabis industry and communicate this to clients and report readers.

Arnau Valdovinos

Product Lead, SAAS

Arnau is an analyst and consultant with a background in market research. He holds a degree in political science from the Autonomous University of Barcelona as well as a master’s in public opinion from the University of Valencia. Arnau is fluent in Catalan, Spanish, English and French.