Johan Sieur, CIO for corporate functions, Supplementary Retirement, Partnersship and Testing Factory at Malakoff Humanis

Johan Sieur

CIO for corporate functions, Supplementary Retirement, Partnersship and Testing Factory at Malakoff Humanis | Paris, Île-de-France, France

Profile last verified June 2026
Banking Verified Profile Paris, Île-de-France, France HEC Paris
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***@yahoo.fr

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+49*****

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Johan Sieur Socials
Johan Sieur Work Experience

CIO for corporate functions, Supplementary Retirement, Partnersship and Testing Factory at Malakoff Humanis in August 2024 - Present

Deputy COO for Group data & digital foundations and corporate function at Société Générale in April 2021 - August 2024

Founder and Managing Director of a Software Factory at SGEF Digital Factory in May 2019 - April 2021

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Chief Operating Officer - IT, Projects, Processes, facilities - CODIR member at GEFA BANK / Societe Generale Group - Equipment Finance in July 2017 - March 2021

Head of IT audit for Societe Generale, covering International banking and Financial services at Société Générale in March 2014 - May 2017

Head of Information systems audit for Group headquarters, Société Générale CIB, and UK at Société Générale in April 2010 - March 2014

Head of Information systems audit for Société Générale Corporate & Investment Banking (CIB) at Societe Generale Corporate and Investment Banking - SGCIB in September 2008 - March 2010

Auditor - Head of Mission - Deputy head of IT Audit (CIB) at Societe Generale Corporate and Investment Banking - SGCIB in November 2004 - September 2008

HEC Master’s Degree audit internships ( 2 x 6 months) at HEC Paris in January 2003 - December 2004

Manager of scientific projects – Pasteur Institute, Paris at Institut Pasteur in January 1998 - December 2002

Lecturer in the first cycle of medical studies (PCEM 1&2) – Paris 13 University at Université Paris 13 in January 1998 - December 2001

Erasmus Internship (9 months European student exchange program) : management of a scientific project at University of Padova in January 1997 - December 1997

Johan Sieur Education

HEC Paris, Master’s Degree specialized in Audit, July 2026

Université Paris Cité, Magistère (master’s degree equivalent in genetics), July 1994 to July 1998

French baccalaureate in Mathematics and Physics (with honors) + higher education preparatory school, July 1992 to July 1994

Johan Sieur Skills
DSI Directeurs informatiques testing factory Testing Factory Compétences analytiques Architecture Sécurité Gestion de portefeuille de projets Responsabilité sociale d'entreprise Méthodes agiles Transformation Digitale Architecture d’entreprise Stratégie IT Internal Controls Internal Audit Audit interne Audit IT Auditing Risk Management Operational Risk IT Audit Security Audits Outsourcing IT Information Technology Information Management Project Management Banking Banque d'investissement Banque de détail Banque en ligne Assurance Gestion des risques Audit Banque Risque opérationnel Gestion de projet Finance Change Management Sécurité de l'information Gestion des risques d'entreprise Services financiers Contrôles en interne Gestion des risques opérationnels Team Management Management Gestion d'équipe Information Systems Coordination de programmes offshoring Sécurité informatique Investissements Gestion de la sécurité de l’information The Open Group Architecture Framework Stratégie
About Johan Sieur’s Current Company
Malakoff Humanis

Bienvenue sur la page officielle du groupe Malakoff Humanis. Suivez l’actualité du Groupe depuis nos annonces stratégiques jusqu’aux enseignements clés de nos études en passant par la découverte de nos différents services.

Discover more about Malakoff Humanis
Johan Sieur’s Colleagues
Julie Sahakian

Julie Sahakian

Greater Paris Metropolitan Region

Head of Customer Experience Simplification and Continuous Improvement, at Malakoff Humanis. Researcher & Lecturer in Innovation management & Design (Ph.D.)

Head of Customer Experience Simplification and Continuous Improvement at Malakoff Humanis
(October 2024 – Present)

Maxime Petigny

Maxime Petigny

Paris, Île-de-France, France

Responsable Epargne Salariale & Epargne Retraite | Grands Comptes

Maire at Mairie de Motey-Besuche
(March 2008 – Present)

Florence Lamoulie

Florence Lamoulie

Toulouse, Occitanie, France

Solidarité | Engagement social et sociétal | Pilotage partenariats sportifs🏈| Lutte contre les fragilités sociales | Conduite de projets sociaux | Référente équipe de rue Restos du Coeur💗

Chargée de développement social at Malakoff Médéric
(January 2008 – Present)

Responsable de département, vente à distance.

Responsable de département vente à distance collectif régionale at Malakoff Humanis
(January 2024 – Present)

Jeanfrancois Colle

Jeanfrancois Colle

Greater Paris Metropolitan Region

Directeur Environnement de Travail et Infrastructures chez Malakoff Humanis

Directeur Environnement de Travail et Infrastructures at Malakoff Humanis
(March 2020 – Present)

Helene Garlinhavas

Helene Garlinhavas

Greater Paris Metropolitan Region

Directrice Engagement interne et Transformation - Direction de la communication - Malakoff Humanis

Directrice Engagement interne et Transformation at Malakoff Humanis
(July 2024 – Present)

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Frequently asked questions about Johan Sieur

What is Johan Sieur email address?

Email Johan Sieur at [email protected]. This email is the most updated Johan Sieur's email found in 2026.

What is Johan Sieur phone number?

Johan Sieur phone number is +491703373776 and +33660749670.

How to contact Johan Sieur?

To contact Johan Sieur send an email to [email protected]. If you want to call Johan Sieur try calling on +491703373776 and +33660749670. (updated on November 12, 2025)

What company does Johan Sieur work for?

Johan Sieur works for Malakoff Humanis.

What is Johan Sieur's role at Malakoff Humanis?

Johan Sieur is CIO for corporate functions, Supplementary Retirement, Partnersship and Testing Factory

What industry does Johan Sieur work in?

Johan Sieur works in the Banking industry.

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