BlackLine Announces Co-CEO Transition, Therese Tucker Steps Down, Owen Ryan Takes Over

BlackLine announces the transition of Therese Tucker from Co-CEO to Founder, with Owen Ryan taking over as CEO. David Henshall will serve as Lead Independent Director. Tucker will remain a member of the executive team and focus on supporting large customers. The transition is effective October 1, 2025.

BlackLine, Inc. (Nasdaq: BL), a leading platform for the Office of the CFO, has announced a significant leadership transition. Effective October 1, 2025, Therese Tucker will transition from her role as Co-CEO to Founder. Owen Ryan will take over as CEO, while David Henshall will serve as the new Lead Independent Director. This transition is part of BlackLine's ongoing strategy to support its long-term growth and innovation.

Therese Tucker, who co-founded BlackLine in 2011, has played a pivotal role in shaping the company's vision and strategy. As Founder, she will continue to be actively engaged in the market, supporting large customers, and contributing to the product development process. Tucker's extensive experience and significant shareholding will ensure her continued influence on the company's direction. Additionally, Jeremy Ung, the current Chief Technology Officer, will lead the Product and Technology organization and BlackLine's India operations.

Owen Ryan, who has been serving as Co-CEO and Chairman since March 2023, will now take on the role of CEO. His appointment marks a new chapter in BlackLine's evolution, with Tucker's vision continuing to guide the company's future. Ryan has expressed his gratitude for the opportunity to lead BlackLine and looks forward to the company's continued success under Tucker's guidance.

David Henshall, a former CEO of a global enterprise, has been appointed as the new Lead Independent Director, replacing Tom Unterman. Henshall's appointment is part of BlackLine's ongoing efforts to strengthen its board and support its long-term strategy. The board has also welcomed Sam Balaji and Greg Hughes, both former CEOs of diverse global enterprises, to enhance its strategic vision.

This transition underscores BlackLine's commitment to innovation and continuous transformation. The company's comprehensive platform addresses critical financial processes, enabling unified and accurate data, streamlined processes, and real-time insights. With over 4,400 customers across multiple industries, BlackLine continues to lead the digital finance transformation.

References:
[1] https://www.globenewswire.com/news-release/2025/08/05/3127838/0/en/BlackLine-Announces-Co-CEO-Transition-and-New-Lead-Independent-Director.html
[2] https://www.stocktitan.net/news/BL/black-line-announces-co-ceo-transition-and-new-lead-independent-nn0skt582dnh.html