![Mark Irwin](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Fortuna: 6 M $ al 31/07/2026
Mark W.
Irwin currently works at Serco Holdings Ltd., as Director from 2021.
Mr. Irwin also formerly worked at Serco Group Pty Ltd., as Chief Executive Officer, Serco Group Plc, as Group Chief Executive Officer & Director from 2023 to 2025, Nalco Holding Co., as Group Vice President, China National BlueStar (Group) Co., Ltd., as Chief Operating Officer in 2012, and Nalco Holding Co., as President.
Mr. Irwin received his Masters Business Admin degree from Victoria University.
| Empresa | Fecha | Número de acciones | Valoración | Fecha de valoración |
|---|---|---|---|---|
SERCO GROUP PLC 0,19 % | 31/12/2025 | 1.810.193 ( 0,19 % ) | 6 M $ | 31/07/2026 |
| Empresas | Cargo | Inicio |
|---|---|---|
Serco Holdings Ltd.
 Serco Holdings Ltd. Miscellaneous Commercial ServicesCommercial Services Operates as a holding company through subsidiaries provides public services | Director/Miembro de la Junta | 14/04/2021 |
| Empresas | Cargo | Fin |
|---|---|---|
| SERCO GROUP PLC | Director Ejecutivo | 28/02/2025 |
China National BlueStar (Group) Co., Ltd.
 China National BlueStar (Group) Co., Ltd. Chemicals: SpecialtyProcess Industries Manufactures chemical materials | Director de Operaciones | 01/12/2012 |
Nalco Holding Co. /Paper Services Division/ | Presidente | - |
Serco Group Pty Ltd.
 Serco Group Pty Ltd. Telecommunications EquipmentElectronic Technology Operates as a defense contractor, provides healthcare facility management and goods transportation services | Director Ejecutivo | - |
Nalco Holding Co.
 Nalco Holding Co. Environmental ServicesIndustrial Services Operates as holding company whose subsidiary provides water treatment and process improvement services | Corporate Officer/Principal | - |
Activas
Inactivas
Empresas cotizadas
Empresas privadas
Relaciones de 1er grado
Empresas vinculadas al 1er grado
Hombre
Mujer
Administradores
Ejecutivos
| Empresas privadas | 7 |
|---|---|
Nalco Holding Co.
Nalco Holding Co. Environmental ServicesIndustrial Services Operates as holding company whose subsidiary provides water treatment and process improvement services | Industrial Services |
Serco Group Plc
 Serco Group Plc Miscellaneous Commercial ServicesCommercial Services Provides public services | Commercial Services |
Serco Group Pty Ltd.
Serco Group Pty Ltd. Telecommunications EquipmentElectronic Technology Operates as a defense contractor, provides healthcare facility management and goods transportation services | Electronic Technology |
China National BlueStar (Group) Co., Ltd.
China National BlueStar (Group) Co., Ltd. Chemicals: SpecialtyProcess Industries Manufactures chemical materials | Process Industries |
Victoria University
 Victoria University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Nalco Holding Co. /Paper Services Division/ | |
Serco Holdings Ltd.
Serco Holdings Ltd. Miscellaneous Commercial ServicesCommercial Services Operates as a holding company through subsidiaries provides public services | Commercial Services |
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