John Hennessy

John Hennessy

Net worth: 1 M $ as of 30/12/2025

69 year
Commercial Services
Consumer Services
Producer Manufacturing

Profile

John Hennessy is currently Non-Executive Chairman at Origin Enterprises Plc since 2026 and Non-Executive Director at H & K Global Systems Ltd. Formerly, Mr. Hennessy was Non-Executive Chairman at CPL Resources Ltd. from 1998 to 2021, Independent Non-Executive Chairman at Dalata Hotel Group Plc from 2014 to 2025, Independent Non-Executive Director at H & K International Ltd., Partner at Arthur Andersen (Ireland) from 1991 to 1997, and Senior Counsel at The Bar of Ireland.
Education includes undergraduate studies at Trinity College Dublin and graduate studies at King’s Inns.

Known holdings in public companies

CompanyDateNumber of sharesValuationValuation date
30/12/2024 200,000 ( 0.09% ) 1 M $ 30/12/2025

John Hennessy active positions

CompaniesPositionStart
ORIGIN ENTERPRISES PLC Chairman 28/02/2026
H & K Global Systems Ltd.
Director/Board Member -

Former positions of John Hennessy

CompaniesPositionEnd
DALATA HOTEL GROUP PLC Chairman 31/10/2025
CPL RESOURCES PLC Chairman 31/12/2020
Corporate Officer/Principal 30/09/1997
The Bar of Ireland
General Counsel -
Director/Board Member -
See the detail of John Hennessy's experience

Training of John Hennessy

Experiences
Positions held

Active

Inactive

Listed companies

Private companies

Connections

16

1st degree connections

9

1st degree companies

Male

Female

Members of the board

Executives

Linked companies

Private companies9

Commercial Services

Commercial Services

Consumer Services

Commercial Services

H & K Global Systems Ltd.

Consumer Services

Consumer Services

Producer Manufacturing

The Bar of Ireland

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