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The following section provides information on BlackLine Inc’s senior management, executives, CEO and key decision makers and their roles in the organization. For more insight into BlackLine Inc's management and employees, unlock the full data with our company analytics monitoring tool.
Executives
Owen Ryan
Chairman; Co Chief Executive Officer Executive BoardMr. Owen Ryan has been the Chairman and Co Chief Executive Officer of the company since 2023. Prior to this, he served as a Chief Executive Officer at Geller Advisors LLC from 2019 to 2022. Previously, Mr. Ryan served as the Chief Executive Officer of technology services, Chief Strategy Officer, and as the Managing Principal at Geller & Company from 2018 to 2022. He served as the Chief Executive Officer and President at AEGIS Insurance Services, Inc. Prior to this, Mr. Ryan was the Chief Executive Officer and Managing Partner at Deloitte & Touche LLP.
Therese Tucker
Director; Co Chief Executive Officer Executive BoardMs. Therese Tucker has been the Co-Chief Executive Officer and Director of the company since 2023. Prior to this, she served as the Chairman of the company from 2021 to 2023. She also served as the Chief Executive Officer and a Director of the company. Previously, Ms. Tucker served as the Chief Executive Officer of SunGard Treasury Systems, Inc. and SunGard Trading Systems, Inc. Prior to this, she served as the Chief Technology Officer of the company from 1997 to 2001.
Patrick Villanova
Chief Financial Officer Senior ManagementMr. Patrick Villanova has been the Chief Financial Officer of the company since March 2025. Prior to this, he served as the Chief Accounting Officer of the company from 2019 to 2025. Mr. Villanova served in various roles at PricewaterhouseCoopers LLP, including senior manager from 2007 to 2015.
Sumit Johar
Chief Information Officer Senior ManagementMr. Sumit Johar has been the Chief Information Officer of the company since 2024. Prior to this, he served as the Chief Information Officer at Automation Anywhere from 2021 to 2024. From 2016 to 2021, Mr. Johar served as the Chief Information Officer at MobileIron. He also served as the Senior Director of Business Systems at TIBCO Software, Inc. from 2007 to 2016.
Jeremy Ung
Chief Technology Officer Senior ManagementMr. Jeremy Ung has been the Chief Technology Officer of the company since 2024. Prior to this, he served as the Chief Technology Officer at Apptio from 2022 to 2024. Mr. Ung served as the Chief Engineering Officer at Apptio from 2021 to 2022 and as the Vice President of Engineering from 2019 to 2021. He also served at Microsoft and MDA.
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