Mike Maddison

Corporate Officer/Principal at

Ernst & Young LLP (United Kingdom)

Net worth: 456 367 $ as of 30/09/2026

Commercial Services

Technology Services

Profile

Mr. Mike Maddison is a Head-Cyber Security, Privacy & Trusted Technology at Ernst & Young LLP (United Kingdom).
Mr. Maddison was previously employed as a Head-EMEA Cyber Security Consultancy by Deloitte & Touche LLP UK.
He also served on the board at NCC Group Plc.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
NCC GROUP PLC 0.14%	19/10/2026	232,431 ( 0.14% )	456 367 $	30/09/2026

Mike Maddison active positions

Companies	Position	Start
Ernst & Young LLP (United Kingdom) Ernst & Young LLP (United Kingdom) Miscellaneous Commercial ServicesCommercial Services Provides assurance, tax consulting, strategy, transactions and risk advisory services	Corporate Officer/Principal	01/01/2017

All active positions of Mike Maddison

Former positions of Mike Maddison

Companies	Position	End
NCC GROUP PLC	Chief Executive Officer	27/10/2026
Deloitte & Touche LLP UK Deloitte & Touche LLP UK Miscellaneous Commercial ServicesCommercial Services Provides business consulting, audit & assurance, tax, financial advisory and legal services	Corporate Officer/Principal	-

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Experiences
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Linked companies

Private companies	3
NCC Group Plc NCC Group Plc Information Technology ServicesTechnology Services Provides IT assurance, security software and consultancy services	Technology Services
Ernst & Young LLP (United Kingdom) Ernst & Young LLP (United Kingdom) Miscellaneous Commercial ServicesCommercial Services Provides assurance, tax consulting, strategy, transactions and risk advisory services	Commercial Services
Deloitte & Touche LLP UK Deloitte & Touche LLP UK Miscellaneous Commercial ServicesCommercial Services Provides business consulting, audit & assurance, tax, financial advisory and legal services	Commercial Services