Janus Henderson Group plc has appointed Leslie F. Seidman as an independent director on the Board of the Company, as of June 1, 2023. Ms. Seidman will also serve as Chair of the Audit Committee and member of the Governance and Nominations Committee.
What does Seidman bring to Janus Henderson’s board?
Ms. Seidman has over 30 years of experience in accounting, as a member of the Financial Accounting Standards Board from 2003-13 and as Chair for the last three years of her term.
Prior to that, Ms. Seidman was the founder and managing member of a financial reporting consulting organisation that served global financial institutions, law firms, and accounting firms, served as Vice President of Accounting Policy and in other roles at J.P. Morgan & Company, Inc. (now JPMorgan Chase), and was an auditor for Arthur Young & Co. (now EY).
Leslie F. Seidman was also a Public Governor of the Financial Industry Regulatory Authority from 2014 to 2019 and a director of General Electric from 2018 to 2023, where she served as Chair of the Audit Committee. Currently, Ms. Seidman serves as an independent director of Moody’s Corporation, where she serves as Chair of the Governance and Nominating Committee and sits on the Audit Committee (past Chair) and the Executive Committee.
She also serves as an advisor to idaciti, Inc., a fintech company involving digital financial and non-financial data. Ms. Seidman, a certified public accountant, has earned certifications in cybersecurity and ESG oversight, has a BA in English (cum laude) from Colgate University, and has an MS in accounting from the New York University Stern School of Business.
What does the appointment mean for Janus Henderson?

Commenting on the appointment, John Cassaday, Chair of the Janus Henderson Board of Directors, said: “We are delighted to welcome Leslie Seidman to Janus Henderson as an independent director on the Board and as Chair of the Audit Committee. She is a recognized thought leader in corporate governance and financial reporting, and her breadth and depth of experience will be invaluable in guiding and positioning Janus Henderson for future success.”
Leslie F. Seidman, said: “I am honored to be appointed to the Board of Janus Henderson, one of the most respected asset managers providing research-based investment alternatives to institutional and individual investors. I look forward to working closely with the other Board members and the management team to help guide and position Janus Henderson in its mission of helping its clients, and their clients, invest in a brighter future together.”
Following Leslie F. Seidman’s appointment, the firm’s total number of directors is now 11, of whom 10 are independent non-executive directors and five are female (45% of the Board).