Chief Executive Office, Steph Disher
Chief Executive Officer

Steph Disher is Chief Executive Officer of Atmus. She assumed this role upon the establishment of our company, following an initial public offering in May 2023.


Prior to her current role, Disher was Vice President of Cummins Filtration. As the Vice President of Cummins Filtration, Disher oversaw an organization of more than 4,000 global employees with sales of $1.4 billion in 2021 and customers located around the world.


Disher previously served as Managing Director for Cummins South Pacific, located in Melbourne, Australia. In this role Disher led significant growth of the Cummins business in Australia and New Zealand. Disher has extensive global experience having held executive leadership positions in Australia, Asia, and the United States.  Prior to joining Cummins, Disher worked with BP for 13 years, serving in leadership positions in finance, operations, and HR.  


Disher is passionate about making a difference, she builds the capability of individuals and teams to achieve sustainable growth in organizations and communities.


Disher holds a Bachelor of Commerce from University of Western Sydney and a Master of Business Administration from University of Melbourne.