Kate Vidgen

Director/Board Member at SANTOS LIMITED

Net worth: 177 125 $ as of 31/07/2026

Energy Minerals

Finance

Transportation

Profile

Ms. Kate Vidgen is an Independent Non-Executive Director at Santos Ltd., an Independent Non-Executive Director at Macquarie Technology Group Ltd. and a Member at Australian Institute of Co. Directors.
She is on the Board of Directors at Santos Ltd., Macquarie Corporate Holdings Pty Ltd. /Australia/, Macquarie Technology Group Ltd. and Aurizon Network Pty Ltd. Ms. Vidgen was previously employed as an Independent Non-Executive Director by Aurizon Holdings Ltd., a Founding Chairman by Quadrant Energy Holdings Pty Ltd., and an Executive Director by Macquarie Asset Management Pty Ltd.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
SANTOS LIMITED 0%	17/06/2026	32,167 ( 0% )	177 125 $	31/07/2026

Kate Vidgen active positions

Companies	Position	Start
SANTOS LIMITED	Director/Board Member	17/06/2026
MACQUARIE TECHNOLOGY GROUP LIMITED	Director/Board Member	02/03/2026
Macquarie Capital Group Pty Ltd. Macquarie Capital Group Pty Ltd. Investment ManagersFinance Manages and advises infrastructure businesses	Director/Board Member	-
Aurizon Network Pty Ltd. Aurizon Network Pty Ltd. RailroadsTransportation Provides, maintenance and manages rail network and associated rail infrastructure	Director/Board Member	-
Australian Institute of Co. Directors Australian Institute of Co. Directors Miscellaneous Commercial ServicesCommercial Services Promotes governance and develops leadership skills	Corporate Officer/Principal	-

All active positions of Kate Vidgen

Former positions of Kate Vidgen

Companies	Position	End
AURIZON HOLDINGS LIMITED	Director/Board Member	31/05/2023
Santos WA Energy Holdings Pty Ltd. Santos WA Energy Holdings Pty Ltd. Oil & Gas ProductionEnergy Minerals Engages in the acquisition, exploration, field development and production of crude oil, condensates and natural gas	Chairman	01/11/2018
Macquarie Asset Management Pty Ltd. Macquarie Asset Management Pty Ltd. Financial ConglomeratesFinance Provides investment and asset management services	Director/Board Member	-

See the detail of Kate Vidgen's experience

Experiences
Positions held

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Inactive

Listed companies

Private companies

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Connections

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Members of the board

Executives

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Linked companies

Private companies	8
Santos Ltd. Santos Ltd. Oil & Gas ProductionEnergy Minerals Engages in the production of oil and natural gas liquids	Energy Minerals
Macquarie Technology Group Ltd. Macquarie Technology Group Ltd. Specialty TelecommunicationsCommunications Provides telecommunication services	Communications
Australian Institute of Co. Directors Australian Institute of Co. Directors Miscellaneous Commercial ServicesCommercial Services Promotes governance and develops leadership skills	Commercial Services
Santos WA Energy Holdings Pty Ltd. Santos WA Energy Holdings Pty Ltd. Oil & Gas ProductionEnergy Minerals Engages in the acquisition, exploration, field development and production of crude oil, condensates and natural gas	Energy Minerals
Macquarie Capital Group Pty Ltd. Macquarie Capital Group Pty Ltd. Investment ManagersFinance Manages and advises infrastructure businesses	Finance
Aurizon Holdings Ltd. Aurizon Holdings Ltd. RailroadsTransportation Provides rail freight haulage services	Transportation
Macquarie Asset Management Pty Ltd. Macquarie Asset Management Pty Ltd. Financial ConglomeratesFinance Provides investment and asset management services	Finance
Aurizon Network Pty Ltd. Aurizon Network Pty Ltd. RailroadsTransportation Provides, maintenance and manages rail network and associated rail infrastructure	Transportation