SAN FRANCISCO / ATHENS — Artificial intelligence research organization OpenAI has appointed Vassilis Koutsoumpas as Head of Strategy & Operations, strengthening its global leadership team focused on public sector partnerships and international AI adoption.
In his new role, Koutsoumpas will work globally alongside George Osborne, former UK Chancellor of the Exchequer and current Managing Director & Head of OpenAI for Countries.
Key Highlights & Profile Context
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Dual Executive Role: Koutsoumpas takes on duties as Head of Strategy & Operations while also serving as Chief of Staff to George Osborne, supporting OpenAI’s strategic engagements with national governments and international entities.
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Global Strategic Scope: His portfolio involves collaborating across international markets with sovereign governments, public institutions, enterprises, and civil society organizations to drive safe and effective AI integration.
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Prior Government Experience: Before joining OpenAI, Koutsoumpas served in the General Secretariat of the Prime Minister of the Hellenic Republic, where he was the Digital Policy & AI Applications Adviser to the Prime Minister at the Presidency of the Government of Greece.

