Tamsin Defriez

Director/Board Member at AUCTION TECHNOLOGY GROUP PLC

Net worth: 15 105 $ as of 30/06/2026

56 year

14 connections

Consumer Services

Technology Services

Finance

Profile

Tamsin Maria Todd Defriez currently serves as Independent Non-Executive Director at Auction Technology Group Plc since 2022, Independent Non-Executive Director at The Gym Group Plc starting in 2025, Non-Executive Director at INTO University Partnerships Ltd. since 2022, and Non-Executive Director at Funding Circle Holdings Plc beginning in 2026.
Former roles include Chief Executive Officer at findmypast.
Ltd., Director at The Trading Co. Ltd., Managing Director at TUI UK Ltd. from 2014 to 2016, Trustee at Imperial War Museum, Chief Operating Officer at dunnhumby Ltd. from 2017 to 2023, Chief Customer Officer at Addison Lee Group Ltd. from 2016 to 2017, and Head-E Commerce at Betfair Ltd. Education includes an MBA from Imperial College London and undergraduate studies at Princeton University.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
AUCTION TECHNOLOGY GROUP PLC 0%	30/09/2025	2,773 ( 0% )	15 105 $	30/06/2026

Tamsin Defriez active positions

Companies	Position	Start
AUCTION TECHNOLOGY GROUP PLC	Director/Board Member	04/02/2022
THE GYM GROUP PLC	Director/Board Member	01/05/2025
FUNDING CIRCLE HOLDINGS PLC	Director/Board Member	13/07/2026
INTO University Partnerships Ltd. INTO University Partnerships Ltd. Other Consumer ServicesConsumer Services Operates as an university	Director/Board Member	01/11/2022

All active positions of Tamsin Defriez

Former positions of Tamsin Defriez

Companies	Position	End
dunnhumby Ltd. dunnhumby Ltd. Miscellaneous Commercial ServicesCommercial Services Offers market research and data analysis services	Chief Operating Officer	01/01/2023
Addison Lee Group Ltd. Addison Lee Group Ltd. Other TransportationTransportation Operates as a fleet of private hire vehicles	Corporate Officer/Principal	01/09/2017
TUI UK Ltd. TUI UK Ltd. Other Consumer ServicesConsumer Services Provides travelling services	Corporate Officer/Principal	01/10/2016
Betfair Ltd. Betfair Ltd. Media ConglomeratesConsumer Services Provides online platform for gambling and betting	Corporate Officer/Principal	-
findmypast.com findmypast.com Internet Software/ServicesTechnology Services Provides online data records	Chief Executive Officer	-

See the detail of Tamsin Defriez's experience

Training of Tamsin Defriez

Experiences
Positions held

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Inactive

Listed companies

Private companies

See the detail of Tamsin Defriez's experience

Connections

1st degree connections

1st degree companies

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Female

Members of the board

Executives

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Linked companies

Private companies	13
Imperial College London Imperial College London Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
dunnhumby Ltd. dunnhumby Ltd. Miscellaneous Commercial ServicesCommercial Services Offers market research and data analysis services	Commercial Services
Princeton University Princeton University Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
findmypast.com findmypast.com Internet Software/ServicesTechnology Services Provides online data records	Technology Services
The Gym Group Plc The Gym Group Plc Other Consumer ServicesConsumer Services Provides health and fitness facilities	Consumer Services
Imperial War Museum Imperial War Museum Other Consumer ServicesConsumer Services Operates as an war museum	Consumer Services
TUI UK Ltd. TUI UK Ltd. Other Consumer ServicesConsumer Services Provides travelling services	Consumer Services
The Trading Co. Ltd. The Trading Co. Ltd. Financial ConglomeratesFinance Provides investment services	Finance
INTO University Partnerships Ltd. INTO University Partnerships Ltd. Other Consumer ServicesConsumer Services Operates as an university	Consumer Services
Addison Lee Group Ltd. Addison Lee Group Ltd. Other TransportationTransportation Operates as a fleet of private hire vehicles	Transportation
Betfair Ltd. Betfair Ltd. Media ConglomeratesConsumer Services Provides online platform for gambling and betting	Consumer Services
Funding Circle Holdings Plc Funding Circle Holdings Plc Finance/Rental/LeasingFinance Provides peer to peer small business loan lending services	Finance
Auction Technology Group Plc Auction Technology Group Plc Internet Software/ServicesTechnology Services Operates online marketplaces for curated auctions	Technology Services