Simon Dumesnil

Director/Board Member at PASITHEA THERAPEUTICS CORP.

Net worth: 18 454 $ as of 30/06/2026

49 year

92 connections

Finance

Consumer Services

Health Technology

Profile

Simon Dumesnil is an Independent Director at Pasithea Therapeutics Corp.
since 2021.
Mr. Dumesnil is also Director & Managing Partner at Dunraven Capital Partners Ltd. Former positions include Managing Director at UBS AG from 2010 to 2013; Director at Lehman Brothers International, Inc. from 2003 to 2008; Director at Lehman Brothers Special Financing, Inc. from 2008 to 2009; Director at Lehman Brother Holding, Inc. from 2008 to 2009; MD & Head-Structured Financing Group Americas at UBS Securities LLC from 2013 to 2018; and Chief Investment Officer at Bluestone Capital Management Ltd. from 2009 to 2010.
Education includes undergraduate studies at École des Hautes Études Commerciales de Paris and graduate studies at Bayes Business School.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
PASITHEA THERAPEUTICS CORP. 0.11%	01/05/2026	35,833 ( 0.11% )	18 454 $	30/06/2026

Simon Dumesnil active positions

Companies	Position	Start
PASITHEA THERAPEUTICS CORP.	Director/Board Member	01/04/2021
Dunraven Capital Partners Ltd. Dunraven Capital Partners Ltd. MiscellaneousMiscellaneous Functions as an investment holding and financing company	Director/Board Member	-

All active positions of Simon Dumesnil

Former positions of Simon Dumesnil

Companies	Position	End
UBS Securities LLC UBS Securities LLC Investment Banks/BrokersFinance Provides brokerage services	Corporate Officer/Principal	01/01/2018
UBS AG /Jersey Branch/ UBS AG /Jersey Branch/ Major BanksFinance Provides wealth management, investment, retail and commercial banking services	Corporate Officer/Principal	01/01/2013
Bluestone Capital Management Ltd. Bluestone Capital Management Ltd. Financial ConglomeratesFinance Provides financial intermediation services	Chief Investment Officer	01/01/2010
Lehman Brother Holding, Inc.	Director/Board Member	01/01/2009
Lehman Bros. Special Financing, Inc. Lehman Bros. Special Financing, Inc. Investment Banks/BrokersFinance Provides securities brokerage services	Director/Board Member	01/01/2009

See the detail of Simon Dumesnil's experience

Training of Simon Dumesnil

Experiences
Positions held

Active

Inactive

Listed companies

Private companies

See the detail of Simon Dumesnil's experience

Connections

1st degree connections

1st degree companies

Male

Female

Members of the board

Executives

See the personal network

Linked companies

Private companies	10
UBS Securities LLC UBS Securities LLC Investment Banks/BrokersFinance Provides brokerage services	Finance
UBS AG /Jersey Branch/ UBS AG /Jersey Branch/ Major BanksFinance Provides wealth management, investment, retail and commercial banking services	Finance
École des Hautes Études Commerciales de Paris École des Hautes Études Commerciales de Paris Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Bayes Business School Bayes Business School Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Lehman Bros. Special Financing, Inc. Lehman Bros. Special Financing, Inc. Investment Banks/BrokersFinance Provides securities brokerage services	Finance
Bluestone Capital Management Ltd. Bluestone Capital Management Ltd. Financial ConglomeratesFinance Provides financial intermediation services	Finance
Lehman Brothers International, Inc. Lehman Brothers International, Inc. Financial ConglomeratesFinance Provides financial services	Finance
Pasithea Therapeutics Corp. Pasithea Therapeutics Corp. Pharmaceuticals: MajorHealth Technology Engages in research and development of drugs for mental health disorders	Health Technology
Dunraven Capital Partners Ltd. Dunraven Capital Partners Ltd. MiscellaneousMiscellaneous Functions as an investment holding and financing company	Miscellaneous
Lehman Brother Holding, Inc.