OpenAI
Tiernan Fahy is an accomplished finance professional with extensive experience in international accounting and financial management. Currently serving as the International Controller at OpenAI since March 2025, Tiernan has held significant roles at Fivetran as Director of Accounting and International Controller, and at Stripe as EMEA and APAC Controller. Previous positions also include serving as APAC and EMEA Payment Entity Controller at Google, Senior Accountant at Oracle, and Trainee Accountant at OSK Accountants. Tiernan holds a Bachelor of Business Studies degree in Economics from Trinity College Dublin, completed in 2003.
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OpenAI
580 followers
OpenAI is an AI research and deployment company dedicated to ensuring that general-purpose artificial intelligence benefits all of humanity. AI is an extremely powerful tool that must be created with safety and human needs at its core. OpenAI is dedicated to putting that alignment of interests first — ahead of profit.