Leadership Team

Thomas Aebischer

Executive Vice President and Chief Financial Officer

Thomas Aebischer is executive vice president and chief financial officer for LyondellBasell, one of the world’s largest plastics, chemicals and refining companies. He is responsible for leading the company’s treasury, investor relations, information technology, tax, finance and accounting functions.

Aebischer joined LyondellBasell in January 2016 after having served in a variety of positions, including Chief Financial Officer (CFO), over a nearly 20-year career with Holcim, one of the largest cement, concrete and aggregates companies in the world. Holcim merged with Lafarge in 2015.

In his role as Holcim's CFO, his responsibilities included the company's information technology, accounting and administration, treasury, investor relations, risk management, M&A and procurement functions. Earlier in his career, Aebischer held positions with PricewaterhouseCoopers in Zurich and Hong Kong and the Bern cantonal tax authorities in Switzerland.

Aebischer is a Swiss certified public accountant and alumnus of the Advanced Management Program of Harvard Business School.