Leslie Seidman

Director/Board Member at JANUS HENDERSON GROUP PLC

Net worth: 7 M $ as of 2025-12-30

63 year

100 connections

Commercial Services

Finance

Consumer Services

Profile

Leslie F.
Seidman currently works at Moody's Corp., as Independent Director from 2013, Janus Henderson Group Plc, as Independent Director from 2023, The International Women's Forum, as Member, Institute of Management Accountants, Inc., as Member, The American Woman's Society of Certified Public Accountants, as Member, and Colgate University, as Trustee from 2024.
Ms. Seidman also formerly worked at Financial Accounting Standards Board, as Chairman from 2010 to 2013, GE Aerospace, as Independent Director from 2018 to 2023, Financial Executives International, as Director, Joseph I.
Lubin School of Business, as Founding Director-Financial Reporting from 2014 to 2017, Financial Accounting Standards Board, as Assistant Director-Technical Activities from 1996 to 1999, The American Institute of Certified Public Accountants, as Member, J.P.
Morgan & Co., Inc. (Old), as Vice President-Accounting Policy from 1987 to 1996, Arthur Young & Co., as Auditor from 1984 to 1987, and Financial Industry Regulatory Authority, Inc., as Member-Governors Board from 2014 to 2019.
Ms. Seidman received her undergraduate degree in 1984 from Colgate University.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
MOODY'S CORPORATION 0.01%	2025-12-11	11,650 ( 0.01% )	6 M $	2025-12-30
JANUS HENDERSON GROUP PLC 0.01%	2025-05-01	12,885 ( 0.01% )	612 939 $	2025-12-30

Leslie Seidman active positions

Companies	Position	Start
MOODY'S CORPORATION	Director/Board Member	2013-12-17
JANUS HENDERSON GROUP PLC	Director/Board Member	2023-05-31
Colgate University Colgate University Other Consumer ServicesConsumer Services Functions as a College/University	Director/Board Member	2023-12-31
The International Women's Forum The International Women's Forum Miscellaneous Commercial ServicesCommercial Services Operates women's forum membership organization	Corporate Officer/Principal	-
Institute of Management Accountants, Inc. Institute of Management Accountants, Inc. Miscellaneous Commercial ServicesCommercial Services Operates as a association of accountants and financial professionals	Corporate Officer/Principal	-
The American Woman's Society of Certified Public Accountants The American Woman's Society of Certified Public Accountants The American Woman's Society of Certified Public Accountants is a company based in Dayton, OH.	Corporate Officer/Principal	-

All active positions of Leslie Seidman

Former positions of Leslie Seidman

Companies	Position	End
GE AEROSPACE	Director/Board Member	2023-05-02
Financial Industry Regulatory Authority, Inc. Financial Industry Regulatory Authority, Inc. Miscellaneous Commercial ServicesCommercial Services Operates as a non profit organization that focuses on governing activities of all broker-dealer firms and brokers	Director/Board Member	2018-12-31
Joseph I. Lubin School of Business Joseph I. Lubin School of Business Functions as a College/University	Corporate Officer/Principal	2016-12-31
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See the detail of Leslie Seidman's experience

Training of Leslie Seidman

Experiences
Positions held

Active

Inactive

Listed companies

Private companies

See the detail of Leslie Seidman's experience

Connections

100 +

1st degree connections

1st degree companies

Male

Female

Members of the board

Executives

See the personal network

Linked companies

Private companies	15
Moody's Corp. Moody's Corp. Provides credit rating, research and risk analysis covering debt instruments services
GE Aerospace GE Aerospace Designs, develops, manufactures and services aircraft engines for commercial airframes & defense jet engines, avionics & power systems
The American Institute of Certified Public Accountants The American Institute of Certified Public Accountants Miscellaneous Commercial ServicesCommercial Services Association of accountants	Commercial Services
J.P. Morgan & Co., Inc. (Old) J.P. Morgan & Co., Inc. (Old) Regional BanksFinance Provides commercial banking and investment advisory services	Finance
Colgate University Colgate University Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Financial Executives International Financial Executives International Miscellaneous Commercial ServicesCommercial Services Operates association for treasurers, controllers, tax executives, and others in financial services	Commercial Services
Arthur Young & Co.	Commercial Services
Financial Accounting Standards Board Financial Accounting Standards Board Miscellaneous Commercial ServicesCommercial Services Provides oversight of US accounting standards	Commercial Services
The International Women's Forum The International Women's Forum Miscellaneous Commercial ServicesCommercial Services Operates women's forum membership organization	Commercial Services
Institute of Management Accountants, Inc. Institute of Management Accountants, Inc. Miscellaneous Commercial ServicesCommercial Services Operates as a association of accountants and financial professionals	Commercial Services
Financial Industry Regulatory Authority, Inc. Financial Industry Regulatory Authority, Inc. Miscellaneous Commercial ServicesCommercial Services Operates as a non profit organization that focuses on governing activities of all broker-dealer firms and brokers	Commercial Services
The American Woman's Society of Certified Public Accountants The American Woman's Society of Certified Public Accountants The American Woman's Society of Certified Public Accountants is a company based in Dayton, OH.
The Leonard N Stern School of Business The Leonard N Stern School of Business Functions as a College/University
Joseph I. Lubin School of Business Joseph I. Lubin School of Business Functions as a College/University
Janus Henderson Group Plc Janus Henderson Group Plc Provides asset management services