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Mary ChatelainMC

Mary Chatelain

General Manager Development and Performance

€1,000/day
Marseille, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Mary

I support multi-site, multi-activity groups, service operators, and their teams in defining and implementing a corporate development strategy, transformation, or operational performance improvement. Analytical, creative, and adaptable, I work in a project-based mode requiring benevolent leadership.
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Marseille (up to 50km), Aix-en-Provence (up to 50km), Lyon (up to 10km), Paris (up to 10km)

Experience

  • CCI GRENOBLE
    GENERAL MANAGER
    PUBLIC SECTOR
    November 2025 - Today (7 months)
    Grenoble, France
    Leading a steering committee of 6 directors.
    Financial, social, and HR management of the territorial chamber.
    Definition and implementation of a public/private transformation plan.
    Institutional representation.
    Governance assistance.
    Team Management Change Management Administrative Management Institutional Relations
  • Groupe Lucien Barrière
    OPERATIONS DIRECTOR
    ENTERTAINMENT AND LEISURE
    January 2015 - June 2019 (4 years and 5 months)
    Paris, France
    In a highly competitive context, definition and deployment of a high-performance and innovative investment strategy for 34 French and foreign subsidiaries focused on revenue growth. Average annual growth of around 4%. Management of the network (+/- 60 directors). Presentations to the Group's decision-making bodies.

    MARKETING: Definition of the offer, customer journey, and customer experience. Competitive intelligence and building a business network.

    OPERATIONAL MANAGEMENT & CONTROL: Optimization of investments across subsidiaries, representing 30% of the Group's total. Performance and ROI management of the activity.

    MANAGEMENT: Implementation of a collaborative organization: working groups, collaborative tools, sharing of best practices, incentive actions.

    PROCUREMENT: Selection and negotiation of equipment and partnerships in an international environment. With a constant budget, increase in installed equipment by 12%.
    Marketing Operations Operations Management Team Management Procurement Strategy
  • Groupe Lucien Barrière
    GROUP OPERATIONAL PERFORMANCE DIRECTOR
    ENTERTAINMENT AND LEISURE
    January 2010 - December 2014 (4 years and 11 months)
    Paris, France
    Definition by business line of an economic model and an optimized target organization. Reduction of Group expenses by 4% in Y1 and 7% in Y2. For the main establishment, improvement of operational performance by 38% over 2 years. Reduction in staff of around 12% over 3 years. Presentations to the Group's decision-making bodies and employee representative bodies.

    MANAGEMENT: Leading working groups (60 people) to optimize an expense base of €460 million.

    MANAGEMENT: Implementation of economic and operational indicators. Formalization and monitoring of performance improvement contracts by subsidiary.

    MARKETING: Definition of a "casino of tomorrow" business case and implementation of pilot projects.

    OPERATIONS: Management of the transformation project for the centralization (CSP) of Accounting-Payroll-Commercial activities.
    Team Management Change Management Strategic and Operational Marketing Operational Excellence Operations Management

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