John Chessher

Director/Board Member at SUNDA ENERGY PLC

Net worth: 39 301 $ as of 30/05/2026

63 year

42 connections

Consumer Services

Finance

Energy Minerals

Profile

John Chessher is an Independent Non-Executive Director at Sunda Energy Plc since 2024 and at Rosslyn Data Technologies Plc since 2025.
Former roles include Chief Executive Officer at Cenkos Securities Asia Pte Ltd. from 2013 to 2018, Head-Asia Pacific Research at Schroder Investment Management Ltd. from 1993 to 2002, and Member of the Society of Petroleum Engineers (United Kingdom).
Education includes graduate and MBA degrees from Henley Business School Ltd. and a graduate degree from the University of Oxford.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
ROSSLYN DATA TECHNOLOGIES PLC 0.85%	13/04/2026	1,000,000 ( 0.85% )	24 940 $	30/05/2026
SUNDA ENERGY PLC 0.17%	29/04/2026	665,802 ( 0.17% )	14 361 $	30/05/2026

John Chessher active positions

Companies	Position	Start
SUNDA ENERGY PLC	Director/Board Member	22/04/2024
ROSSLYN DATA TECHNOLOGIES PLC	Director/Board Member	13/03/2025

All active positions of John Chessher

Former positions of John Chessher

Companies	Position	End
Cenkos Securities Asia Pte Ltd.	Chief Executive Officer	31/12/2017
Schroder Investment Management Ltd. Schroder Investment Management Ltd. Investment ManagersFinance SIM is an active investment manager that utilizes a contrarian investment approach supported by fundamental, in-house research, regular company visits and their group's global network. Research is shared worldwide within the parent group and is organized in specialist teams, with local specialists contributing their expertise to global sector teams. The firm also utilizes their proprietary software, the Global Research Investment Database, to integrate and distribute in-house and external research, assisting investment managers in portfolio construction. They manage risk through another proprietary tool called Portfolio Risk Investment Strategy Manager (PRISM).	Corporate Officer/Principal	30/04/2002
Society of Petroleum Engineers (United Kingdom)	Corporate Officer/Principal	-

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Training of John Chessher

Experiences
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Private companies

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Linked companies

Private companies	7
Schroder Investment Management Ltd. Schroder Investment Management Ltd. Investment ManagersFinance SIM is an active investment manager that utilizes a contrarian investment approach supported by fundamental, in-house research, regular company visits and their group's global network. Research is shared worldwide within the parent group and is organized in specialist teams, with local specialists contributing their expertise to global sector teams. The firm also utilizes their proprietary software, the Global Research Investment Database, to integrate and distribute in-house and external research, assisting investment managers in portfolio construction. They manage risk through another proprietary tool called Portfolio Risk Investment Strategy Manager (PRISM).	Finance
Sunda Energy Plc Sunda Energy Plc Oil & Gas ProductionEnergy Minerals Operates as oil and gas exploration company	Energy Minerals
Henley Business School Ltd. Henley Business School Ltd. Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
University of Oxford University of Oxford Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Rosslyn Data Technologies Plc Rosslyn Data Technologies Plc Packaged SoftwareTechnology Services Operates as holding company	Technology Services
Society of Petroleum Engineers (United Kingdom)
Cenkos Securities Asia Pte Ltd.