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Marine Daul MernierMD

Marine Daul Mernier

PMO, Operations & Strategy Consultant

€1,300/day
Lyon, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Marine

With 11 years of experience combining strategy consulting at McKinsey and Entrepreneurship, I support companies of all sizes on PMO, Operations, and Strategy challenges.

My background allows me to understand strategic challenges while remaining grounded in operational execution, and to transform ambitions into concrete results for teams and organizations.

  • French

    Native or bilingual

  • English

    Native or bilingual

Can work on-site
Lyon (up to 10km), Paris (up to 10km)

Experience

  • FREELANCE
    Independent Consultant
    July 2025 - Today (11 months)
    Paris, France
    Independent consultant since Summer 2025, I have already supported 3 companies:
    - PMO in the context of a post-M&A integration in the healthcare sector
    - Exit strategy for an e-commerce SaaS
    - Operational productivity improvement in services
    PMO Project Management (PMO) Stratégie de positionnement Productivité Post Merger Integration (PMI)
  • OMAJ (second-hand marketplace)
    Co-founder
    June 2021 - June 2025 (4 years)
    Saint-Ouen, France
    • Created from scratch an online fashion consignment store that enabled hassle-free selling and offered a curated selection of pre-owned items.
    • Managed Operations (Logistics, Customer service and internal processes) and HR.
    • Raised +2M€ with top investors across multiple funding rounds (Pre-Seed, Seed, bridge) and hired a team of 30 top talents.
    • Recruited 25k clients and generated +2M€ in sales with consistent 4.5/5 rating on Trustpilot (1.8k reviews).
    • Failed to raise Series A round in a changing market, forcing us to file for insolvency and sell the company's assets.
  • CUBYN
    Head of Strategy
    May 2020 - May 2021 (1 year)
    Paris, France
    • Prepared Board materials and discussions to drive alignment on company priorities and milestones.
    • Led €12M Series B fundraising process with top-tier VCs, managing pitches, business plan and due diligence.
    • Ran strategic company-wide projects, designing and tracking KPIs to align teams and drive execution.
    • Reviewed and optimized HR processes, including recruiting, performance reviews, and salary frameworks.

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Education

  • Master of Engineering
    École Centrale Paris
    2014
    Master of Science
  • Exchange semester
    QUT
    2011
    Exchange semester

Certifications

  • Operations Excellence Program
    McKinsey
    2023

Skill set

Categories