As President and Chief Executive Officer of Lummus, Leon de Bruyn leads the company’s global strategy and performance, steering its growth in technology, innovation, and operational excellence.

After becoming CEO in 2020, Leon strengthened the company’s position as a leader in technology licensing, adding nearly 50 new technologies to its portfolio through acquisitions, partnerships, or organically. His focus on energy transition and digital solutions to meet the needs of a changing energy landscape has given Lummus consistently strong operational and financial performance.

Prior to his current role as CEO, Leon led the transformation of Lummus to a standalone company under the ownership of The Chatterjee Group and Rhône Capital. His leadership during the transformation earned him recognition as Executive of the Year by Hydrocarbon Processing. Since joining in 1993, Leon’s career has been defined by his executive experience in the downstream refining and petrochemicals industry. He's built a global perspective through living and working in eight countries.

Leon holds a master’s degree in business administration from Duke University’s Fuqua School of Business and a master’s degree in chemical engineering from Eindhoven University for Technology in the Netherlands.