Mark Widmar is Chief Executive Officer at First Solar, a leading American solar technology company and global provider of thin film photovoltaic modules. He has led the company since July 2016, driving strategic growth in the renewable energy sector.

Mark holds a Bachelor of Science in business accounting and an MBA from Indiana University. He began his career in 1987 as an accountant with Ernst & Young and held senior finance roles at Bristol Myers/Squibb, Allied Signal, Lucent Technologies, Dell, NCR, and GrafTech International.

Mark joined First Solar in April 2011 as Chief Financial Officer and served as Chief Accounting Officer from 2012 to 2015 before becoming CEO. Prior to First Solar, he served as CFO of GrafTech International Ltd. from 2006 to 2011.

Under Mark's leadership, First Solar has become the fourth-largest solar company on American stock exchanges and the biggest beneficiary of the Inflation Reduction Act. The company operates manufacturing facilities across Ohio, Alabama, and Louisiana with over 25 GW of annual capacity planned by 2026.

First Solar has deployed over 17 GW globally and maintains a contracted backlog of 61.9 GW valued at $18.5 billion. The company's manufacturing expansion is expected to support over 18,000 jobs across the United States by 2025 and add $3.2 billion in value to the US economy.