Trust is in the Balance

Board of Directors

Owen Ryan
Chairman of the Board and Co-CEO
Owen Ryan photo

Owen has served as a member of the BlackLine Board since August 2018, and as Chair since January 2023. From July 2018 through April 2022, Owen worked for Geller & Company and Geller Advisors in several roles, including Chief Executive Officer, Managing Principal and Chief Strategy Officer. In 2016 and 2017, Owen served as the President and Chief Executive Officer of AEGIS Insurance, a mutual insurance company. Prior to joining AEGIS, Owen worked at Deloitte from 1985 until 2016 where he was the CEO and Managing Partner of Deloitte Advisory from 2008. He holds a B.S. from New Jersey City University and an M.B.A. from Columbia University, and is a certified public accountant.

Therese Tucker
Founder, Director and Co-CEO
Therese Tucker photo

Therese founded BlackLine in 2001. She designed the first offerings of BlackLine’s products, engineered its transition to the cloud in 2007, and has led the organization in automating the financial close process via the company’s flagship Finance Controls and Automation Platform. Under her direction, BlackLine experienced strong growth since its inception. Previously, Therese served as Chief Technology Officer for SunGard Treasury Systems. She holds a Bachelor of Science degree in Computer Science and Mathematics from the University of Illinois.

Tom Unterman
Lead Independent Director
Tom Unterman photo

Tom has served as a member of BlackLine’s Board of Directors since 2010. He founded Rustic Canyon Partners, a venture capital firm, in 1999 and continues to be a Partner, serving on boards of directors of several of the firm’s portfolio companies. Previously, Tom was an executive of The Times Mirror Company, a newspaper publishing company that was acquired by Tribune Co., most recently serving as Executive Vice President and Chief Financial Officer. He is currently a director of several non-profit and civil rights organizations. He holds a J.D. from the University of Chicago and a B.A. from Princeton University.

Bruny Rios
Bruny Rios

Bruny has served as a member of BlackLine’s Board of Directors since January 2023, drawing on her more than twenty years of experience in Finance and Accounting at Dell Technologies.  Currently Dell’s Chief Accounting Officer, where she oversees a global organization of more than a thousand people, Bruny previously served as the company’s Senior Vice President of Global Revenue and Vice President of Corporate Accounting. No stranger to widescale transformative initiatives, Bruny helped oversee the merger of Dell Technologies and EMC Corporation in 2016, addressing countless overlapping projects and processes, while working to embrace the best of both company cultures. She holds a Bachelor’s degree in Accounting and Finance from the Universidad de Puerto Rico.

Kevin Thompson
Kevin Thompson photo

Kevin has served as a member of our Board of Directors since October 2017. He is currently the Chairman and CEO of Tricentis, a company that provides software testing automation and software quality assurance products for enterprise software. He served as President and Chief Executive Officer of SolarWinds, a provider of IT management software, from 2010 to 2020, having also served as Chief Financial Officer and Treasurer since 2006, and Chief Operating Officer since 2007. Prior to joining SolarWinds, he was Chief Financial Officer of Surgient, a software company, from November 2005 until March 2006, and Senior Vice President and Chief Financial Officer at SAS Institute, a business intelligence software company, from September 2004 until November 2005. From October 2000 until August 2004, Kevin served as Executive Vice President and Chief Financial Officer of Red Hat, Inc., an enterprise software company. Earlier in his career, Kevin was a Partner at global accounting and tax advisory firm PwC and a Senior Manager at Arthur Andersen. He holds a Bachelor of Business Administration from the University of Oklahoma.

Sophia Velastegui
Sophia Velastegui photo

Sophia has served as a member of BlackLine’s Board of Directors since March 2020. Sophia is currently the Chief Product Officer at Aptiv. Before joining Aptiv, she served as Chief Technology Officer for Operation Applications at Microsoft. Prior to Microsoft, Sophia served as Doppler Lab’s Chief Product Officer. Previously, she headed Google/Nest’s Silicon and Architecture Roadmap team and led the Platform Architecture “Think Tank” Program at Apple. Sophia serves on the World Economic Forum’s Global Future Council, as well as Georgia Tech’s College of Engineering and Create X incubator boards. She holds a B.S. in Mechanical Engineering from Georgia Tech and an M.S. in Mechanical Engineering from the University of California, Berkeley.

William ‘Bill’ Wagner

Bill has served as a member of BlackLine’s Board of Directors since October 2023. A cloud, technology, and marketing industry veteran, Bill came to BlackLine with more than 20 years of experience building dynamic SaaS companies into market category leaders. Bill is the former President and CEO of GoTo (formerly LogMeIn, Inc.), one of the world’s top SaaS companies, with more than two million customers and over $1 billion in annual revenue prior to its transition in 2020 from a publicly traded company to being privately held. He was previously Chief Operating Officer at Vocus, a cloud-marketing software company, where he led the sales, marketing, and services organizations. Prior to that, he held several executive leadership roles, including Chief Marketing Officer at the leading enterprise mobile device management company Fiberlink (acquired by IBM). He began his career at AT&T. Bill also serves on the boards of Akamai Technologies, Avery Dennison, Semrush Holdings, and ChurnZero. He holds a Bachelor of Arts degree in History from Lafayette College and an M.B.A. from the Wharton School of Business.

Barbara Whye
Barbara Whye photo

Barbara has served as a member of our Board of Directors since April 2021. Barbara is currently VP Inclusion and Diversity at Apple. Previously, she was Chief Diversity and Inclusion Officer at Intel. Barbara began her career as an electrical engineer holding leadership and project engineering roles with BellSouth and NCR. She holds a B.S. in Electrical Engineering from the University of South Carolina and an M.B.A. from the University’s Darla Moore School of Business.

Mika Yamamoto
Mika Yamamoto photo

Mika has served as a member of our Board of Directors since April 2019. Mika is currently the Chief Marketing and Customer Experience Officer at F5 Networks, a multi-cloud application security and delivery company, and previously served as Global President at marketing automation software leader Marketo (an Adobe company). Prior to Marketo, she was the first to hold the role of Chief Digital Marketing Officer at SAP, where she was responsible for driving growth through digital transformation. Before SAP, Mika was Head of Marketing and Merchandising at Amazon. She also spent more than six years at Microsoft in a variety of channel and product management roles. Prior to that, she served as Research Vice President at Gartner. Mika holds a Bachelor of Commerce, Economics and Marketing from Queen’s University.

Amit Yoran
Amit Yoran

Amit has served as a member of BlackLine’s Board of Directors since January 2023. A widely recognized leader in the security industry, Amit is currently CEO and Chairman of cybersecurity company Tenable. He previously served as RSA Security’s President, spearheading its transformation into one of the most successful global security companies. Amit joined RSA through its acquisition of NetWitness, the network forensics company he founded and led as CEO. Prior to NetWitness, Amit served as Founding Director of the United States Computer Emergency Readiness Team (US-CERT) program in the US Department of Homeland Security. He holds a B.S. in Computer Science from the United States Military Academy at West Point and an M.S. in Computer Science from The George Washington University.