Guillermo Sierra – Biography
Last update: April 24, 2026Executive profile
Guillermo Sierra is currently
Vice President, Global Head of Energy Transition Strategy and Investments at Nabors Industries - View - Nabors Industries org chart
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The colleagues of Guillermo Sierra
Company Colleagues
- At Nabors Industries, Guillermo Sierra has 31 colleagues including Anthony Petrello (Chairman & CEO), Anthony Chase (Director)…
Industry Colleagues
- In the Oil & Gas industry, Guillermo Sierra has 23,579 colleagues in 1,350 companies located in 105 countries. 12,354 executive movements have been recorded in the last 12 months. Learn more about Oil & Gas.
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