![Marie-Ange Debon](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>)
Marie-Ange Debon
Director/Board Member at
ARKEMA
Net worth: 176 493 $ as of 2026-08-30
Profile
Marie-Ange Debon is Chief Executive Officer at Groupe Keolis SAS since 2020.
Chairwoman and Chief Executive Officer at La Poste SA starting 2025.
Chairman at Union des Transports Publics et ferroviaires.
Director at SUEZ R&V France SAS, Degrémont SARL, Veolia Environmental Services (Hong Kong) Ltd., and TotalEnergies SE since 2024.
Independent Non-Executive Director at Arkema SA since 2018 and at Arkema Srl.
Vice President at MEDEF International since 2016.
General Secretary at Thomson Group Holdings Ltd since 2003.
Formerly Chairman and Group Chief Executive Officer at Keolis SA from 2020 to 2025.
Director at Technip SA, Caisse Nationale de Réassurance Mutuelle Agricole Groupama, Holding de Infraestructuras y Servicios Urbanos SA, Lydec SA, Vigie Groupe SAS. Director at Gaz Reseau Distribution France SA from 2013 to 2017.
Independent Director at TechnipFMC plc from 2017 to 2021.
Director at FDJ United from 2019 to 2020.
Independent Non-Executive Director at Technip Energies NV from 2021 to 2024.
General Secretary at Vantiva SA from 2003 to 2008.
SEVP-France, Italy, Eastern & Central Europe at Vigie SA in 2019.
Member at Autorité des Marchés Financiers from 2008 to 2014.
Senior Executive Vice President-Television at France 3 SA from 1994 to 1998.
Auditor at Cour des Comptes from 1990 to 1994.
Education includes undergraduate degree from École des Hautes Études Commerciales de Paris and graduate degree from Ecole Nationale d'Administration.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2025-12-30 | 1,574 ( 0% ) | 138 096 $ | 2026-08-30 | |
| 2025-12-30 | 550 ( 0% ) | 38 397 $ | 2026-08-30 |
Marie-Ange Debon active positions
| Companies | Position | Start |
|---|---|---|
| ARKEMA | Director/Board Member | 2018-02-20 |
| TOTALENERGIES SE | Director/Board Member | 2024-05-23 |
La Poste SA
 La Poste SA Air Freight/CouriersTransportation Operates as a holding company whose subsidiaries provides logistic, healthcare, e-commerce and insurance services | Chief Executive Officer | 2025-10-21 |
Union des Transports Publics et ferroviaires | Chairman | - |
Groupe Keolis SAS
 Groupe Keolis SAS RailroadsTransportation Provides public passenger transportation solutions | Chief Executive Officer | 2020-08-23 |
Arkema Srl
 Arkema Srl Chemicals: SpecialtyProcess Industries Provides organic and inorganic chemicals | Director/Board Member | - |
MEDEF International | Corporate Officer/Principal | 2008-12-31 |
Veolia Environmental Services Hong Kong Ltd. | Director/Board Member | - |
Degrémont SARL
 Degrémont SARL Engineering & ConstructionIndustrial Services Designs and constructs water and sewerage treatment plants | Director/Board Member | - |
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Former positions of Marie-Ange Debon
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Training of Marie-Ange Debon
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
72
1st degree connections
29
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 29 |
|---|---|
Technip SA
 Technip SA Engineering & ConstructionIndustrial Services Provides project management, engineering and construction services | Industrial Services |
TotalEnergies SE
 TotalEnergies SE Integrated OilEnergy Minerals Explores, develops, produces and markets oil & gas | Energy Minerals |
Vantiva SA
 Vantiva SA Telecommunications EquipmentElectronic Technology Manufactures and distributes broadband and video customer premise equipment | Electronic Technology |
Groupama Assurances Mutuelles SA
 Groupama Assurances Mutuelles SA Multi-Line InsuranceFinance Offers auto, home, health, life and accident insurance services | Finance |
Holding de Infraestructuras y Servicios Urbanos SA
 Holding de Infraestructuras y Servicios Urbanos SA Gas DistributorsUtilities Operates as a holding company with interest in the production and distribution of natural gas | Utilities |
La Poste SA
La Poste SA Air Freight/CouriersTransportation Operates as a holding company whose subsidiaries provides logistic, healthcare, e-commerce and insurance services | Transportation |
Thomson Group Holdings Ltd
 Thomson Group Holdings Ltd Investment ManagersFinance Provides pension management services | Finance |
Keolis SA
 Keolis SA Other TransportationTransportation Provides public transportation services | Transportation |
SUEZ R&V France SAS
 SUEZ R&V France SAS Environmental ServicesIndustrial Services Provides waste treatment and recovery services | Industrial Services |
Lydec SA
 Lydec SA Water UtilitiesUtilities Distributes water and electricity | Utilities |
Arkema SA
 Arkema SA Chemicals: Major DiversifiedProcess Industries Manufactures and supplies vinyl products, industrial chemicals & performance products | Process Industries |
Degrémont SARL
Degrémont SARL Engineering & ConstructionIndustrial Services Designs and constructs water and sewerage treatment plants | Industrial Services |
Vigie SA /Old/
 Vigie SA /Old/ Water UtilitiesUtilities Provides drinking water, wastewater treatment and management services | Utilities |
École des Hautes Études Commerciales de Paris
 École des Hautes Études Commerciales de Paris Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Ecole Nationale d'Administration
 Ecole Nationale d'Administration Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Groupe Keolis SAS
Groupe Keolis SAS RailroadsTransportation Provides public passenger transportation solutions | Transportation |
Autorité des marchés financiers
 Autorité des marchés financiers General GovernmentGovernment Regulates insurance and distribution of financial products | Government |
France 3 SA
 France 3 SA BroadcastingConsumer Services Owns & operates television broadcasting station | Consumer Services |
Gaz Reseau Distribution France SA
 Gaz Reseau Distribution France SA Gas DistributorsUtilities Engages in distribution of natural gas | Utilities |
Veolia Environmental Services Hong Kong Ltd. | |
MEDEF International | |
Cour des Comptes
 Cour des Comptes Miscellaneous Commercial ServicesCommercial Services Provides accounting services | Commercial Services |
Union des Transports Publics et ferroviaires | |
Arkema Srl
Arkema Srl Chemicals: SpecialtyProcess Industries Provides organic and inorganic chemicals | Process Industries |
TechnipFMC plc
 TechnipFMC plc Oilfield Services/EquipmentIndustrial Services Designs and manufactures subsea & surface technology equipment used for oil and gas industry | Industrial Services |
Vigie Groupe SAS
 Vigie Groupe SAS Environmental ServicesIndustrial Services Operates as a waste management company | Industrial Services |
La Française des Jeux SA
 La Française des Jeux SA Casinos/GamingConsumer Services Operates lottery games | Consumer Services |
Technip Energies NV
 Technip Energies NV Engineering & ConstructionIndustrial Services Engages in engineering, procurement, construction and project management of onshore and offshore facilities | Industrial Services |
KEOLIS Group
 KEOLIS Group Air Freight/CouriersTransportation Provides multimodality services | Transportation |
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