Sorry, you need to enable JavaScript to visit this website.
Skip to main content

Steven Prusak

Steven Prusak, President & Chief Executive Officer


Steven Prusak image

Steve Prusak is president and chief executive officer of Chevron Phillips Chemical Company LLC, a global petrochemical joint venture with a top-quartile safety record and 2023 revenue of nearly $12 billion.

Prusak has more than 30 years of industry experience. Before assuming his current role, he led the company’s corporate planning and development function, as well as its research and technology department. He also held executive oversight of the projects organization.

Among his past company roles, Prusak was co-project director for the company’s $6.5 billion U.S. Gulf Coast Petrochemicals Project completed in 2018. His responsibilities included health and safety, commercial development, financial analysis and asset integration into the company’s portfolio. Further, he has been instrumental in leading company efforts to advance innovation and continuous improvement of business processes and operations. In addition to his more recent leadership roles, he once managed the olefins business and corporate reporting.  

Prusak began his career in 1990 with ARCO Chemical Company as a process engineer. During his tenure, he progressed through roles of increasing responsibility, including his transfer to The Hague in The Netherlands as lead process engineer. He joined Chevron Phillips Chemical soon after its inception.

Prusak holds a bachelor’s degree in chemical engineering from the University of Delaware and an MBA from the University of Houston.