John McAdam

Chairman at CONVATEC GROUP PLC

Net worth: 9 M $ as of 31/05/2026

78 year

68 connections

Consumer Non-Durables

Process Industries

Utilities

Profile

John David Gibson McAdam is a British businessperson who has been at the helm of 8 different companies. Dr. McAdam holds the position of Chairman at ConvaTec Group Plc. He previously was Chairman at United Utilities Group Plc Chairman of United Utilities Plc and Non-Executive Chairman for United Utilities Water Ltd. (both are subsidiaries of United Utilities Group Plc), Chairman of Rentokil Initial Plc, Technical Director for PPF International Corp., Principal at Unilever Plc, Chairman & Chief Executive Officer of ICI American Holdings, Inc., Chairman & Chief Executive Officer of Quest International BV, Chief Executive Officer of Imperial Chemical Industries Ltd., Principal at Birds Eye Ltd. and Executive Vice President of ICI Paints. John David Gibson McAdam received an undergraduate degree from The University of Manchester.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
RENTOKIL INITIAL PLC 0.06%	01/05/2026	1,484,000 ( 0.06% )	9 M $	31/05/2026
CONVATEC GROUP PLC 0%	31/12/2025	23,181 ( 0% )	63 181 $	31/05/2026

John McAdam active positions

Companies	Position	Start
CONVATEC GROUP PLC	Chairman	30/09/2019

All active positions of John McAdam

Former positions of John McAdam

Companies	Position	End
COBHAM	Director/Board Member	17/01/2020
United Utilities Water Ltd. United Utilities Water Ltd. Water UtilitiesUtilities Provides water supply and waste water treatment services	Chairman	31/12/2019
UNITED UTILITIES GROUP PLC	Chairman	31/12/2019
450NPV	Director/Board Member	21/10/2019
RENTOKIL INITIAL PLC	Chairman	08/05/2019

See the detail of John McAdam's experience

Training of John McAdam

Experiences
Positions held

Active

Inactive

Listed companies

Private companies

See the detail of John McAdam's experience

Connections

1st degree connections

1st degree companies

Male

Female

Members of the board

Executives

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Linked companies

Private companies	23
The Hillshire Brands Co. The Hillshire Brands Co. Food: Meat/Fish/DairyConsumer Non-Durables Manufactures meat products	Consumer Non-Durables
Unbound Group Plc Unbound Group Plc Investment Trusts/Mutual FundsMiscellaneous Acts as Private Equity Fund	Miscellaneous
Unilever Plc Unilever Plc Household/Personal CareConsumer Non-Durables Provides fast moving consumer goods	Consumer Non-Durables
Imperial Chemical Industries Ltd. Imperial Chemical Industries Ltd. Chemicals: Major DiversifiedProcess Industries Manufactures chemicals and paint products	Process Industries
United Utilities Group Plc United Utilities Group Plc Water UtilitiesUtilities Owns and manages the regulated water and wastewater network	Utilities
Rentokil Initial Plc Rentokil Initial Plc Miscellaneous Commercial ServicesCommercial Services Provides pest control and hygiene services & engages in supply and garmenting of workwear, uniforms and cleanroom garments	Commercial Services
Severn Trent Plc Severn Trent Plc Water UtilitiesUtilities Provides waste water treatment services	Utilities
PPF International Corp. PPF International Corp. Agricultural Commodities/MillingProcess Industries Provides fish hatcheries and preserves services	Process Industries
United Utilities Water Ltd. United Utilities Water Ltd. Water UtilitiesUtilities Provides water supply and waste water treatment services	Utilities
Rolls-Royce Holdings Plc Rolls-Royce Holdings Plc Aerospace & DefenseElectronic Technology Manufactures aircraft, marine and generator power systems	Electronic Technology
ICI American Holdings, Inc. ICI American Holdings, Inc. Industrial SpecialtiesProcess Industries Manufactures paint related products	Process Industries
J Sainsbury Plc J Sainsbury Plc Food RetailRetail Trade Engages in the grocery retailing, financial services and general merchandise businesses	Retail Trade
Rolls-Royce Group Ltd. Rolls-Royce Group Ltd. Electrical ProductsProducer Manufacturing Provides integrated power systems for motor vehicles	Producer Manufacturing
Cobham Ltd. Cobham Ltd. Aerospace & DefenseElectronic Technology Designs and manufactures intelligent hardware for defense, aerospace & space markets	Electronic Technology
The University of Manchester The University of Manchester Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
ICI Paints ICI Paints Industrial SpecialtiesProcess Industries Manufactures paints, coatings and other paint finishing products	Process Industries
Quest International BV Quest International BV Household/Personal CareConsumer Non-Durables Produces flavors and fragrances for perfumes, cosmetics, foods and beverages	Consumer Non-Durables
Biffa Group Ltd. Biffa Group Ltd. Environmental ServicesIndustrial Services Provides waste management services	Industrial Services
Birds Eye Ltd. Birds Eye Ltd. Food: Meat/Fish/DairyConsumer Non-Durables Manufactures and distributes frozen food	Consumer Non-Durables
United Utilities Plc United Utilities Plc Water UtilitiesUtilities Provides regulated water and waste water services	Utilities
Rolls-Royce Plc Rolls-Royce Plc Aerospace & DefenseElectronic Technology Manufactures aircraft, marine and generator power systems	Electronic Technology
Convatec Group Plc Convatec Group Plc Medical SpecialtiesHealth Technology Develops, manufactures, and markets medical products and technologies	Health Technology
450 Plc 450 Plc Financial ConglomeratesFinance Functions as an investment holding company	Finance