Mahlo GmbH + Co. KG has announced a change in its top management. Stefan Moll will assume the role of Chief Executive Officer from January 1, 2026. The appointment follows a planned succession process.
Mahlo is a global leader in measurement and control technology for web-shaped materials. The company aims to secure its long-term market position and technological leadership through this transition.
Stefan Moll Brings Global Industry Experience
Stefan Moll succeeds Rainer Mestermann, who will step down after nearly 15 years as CEO. Mahlo owner Ralph Greenwood-Mahlo welcomed the appointment and expressed confidence in Moll’s leadership.
Moll brings extensive experience in global machinery and plant engineering. He has worked with international corporations as well as large family-owned businesses.
Before joining Mahlo, he served as Technical Managing Director at the Kiefel Group. There, he led technical innovation, digital strategy, and a globally operating division.
Focus on Innovation and Strategic Growth
Stefan Moll describes himself as an innovation-driven leader. He believes these qualities are critical during Mahlo’s current transformation phase.
According to Moll, the company is in a decisive period of strategic alignment. His goals include strengthening profitability, ensuring future readiness, and inspiring employees, customers, and stakeholders.
Owner Family Thanks Outgoing CEO
The Greenwood-Mahlo family acknowledged the contribution of outgoing CEO Rainer Mestermann. They thanked him for his dedication and leadership over the past 14 years.
They also wished him success in his future endeavours.
Strengthening Mahlo’s Global Market Position
With this leadership change, Mahlo aims to drive sustainable growth and continued innovation. Stefan Moll will work closely with the management team to advance the company’s technology roadmap.
The company remains committed to strengthening its international presence and reinforcing its position as a trusted industry leader.

