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Gavin Hayman

Executive Director, Open Contracting Partnership


Gavin Hayman is the Executive Director of the Open Contracting Partnership (, a silo-busting collaboration across government, businesses, civil society and technologists to open up the trillions of dollars spent every year on public contracts around the world. His ambition is to make the entire flow of government contracting better and smarter through radical transparency, open data and improved business and civic feedback. OCP is currently working in over 30 countries from Argentina to Zambia.

Before OCP, Gavin was an Executive Director of Global Witness ( He oversaw their ground-breaking and award-winning investigative, campaigning and advocacy work uncovering secret deals, corruption and conflict around the world. He helped create the international Publish What You Pay campaign and helped negotiate the intergovernmental Extractive Industries Transparency Initiative.

He is an expert on illicit financial flows, and helped lead global efforts to end the abuse of anonymous shell companies for money laundering and financial crime and has a Doctorate from the University of Reading on global environmental crime.