Marion. Fractional COO & Strategic Integrator

You built something solid.

Now let's make it work at the height of what it's capable of.

Marion, Fractional COO

Marion Derouinau

Toulouse, France · remote across Europe

13 years backing C-levels.

10+ services structured to perform (5 to 150 people).

Background
You have the vision. The ambition. The projects.

What's missing is the operational system that carries them.
Without chaos, without bottlenecks, without burning your people out.

I step in as your Fractional COO.

I diagnose what's blocking execution.
I build what's missing.
I leave behind an organization that finally moves at the speed of your vision.
With teams that know their role, own their work, and move forward with confidence.

Remove friction Restore clarity Unleash talent

What this means for you.

Handed off. Not watered down.

13 years, entrusted with critical missions by C-level.
A compliance program feared for its scope, narrowed to what mattered, solved in 6 months.

Strategy gets executed. What happens on the ground is clear.

Reporting rebuilt to track execution against strategy. Faster decisions, fewer surprises.
A 1,500-person division, built within 6 months, with its CTO, CIO, and ten department heads.

The system carries the team. The team carries the system.

Within 6 months, a 30-person team went from missed deadlines and burnout to a roadmap that delivers.
Same team, different system.

Bridge the gap between your vision and its execution

Great ambition needs an operational system to carry it. Whether you require a neutral diagnostic or hands-on leadership, I define the exact scope and pace your organization needs right now.

Operational Diagnostic

See exactly where the friction lives, before it costs you more.

You did not build this business to spend your days untangling internal issues. Yet decisions still escalate to you, processes live in people's heads, and every project costs more than it should.

A diagnostic gives you the map. Not assumptions, not a slide deck. A clear read of what is slowing your organization down, and where the real leverage sits.

A 130-person department, three critical processes bloated by the same root cause: a management culture built on checking, not trusting. One month to diagnose it, a 90-day plan to fix what mattered most first. A year and a half later, it ran the way it was meant to.
What you walk away with
  • A clear map of your operations: people, processes, systems
  • The friction points costing you, ranked by impact
  • A 90-day roadmap, sequenced and ready to execute
  • The clarity to decide your next move
This is for you if
  • You sense your organization is reaching its operational ceiling
  • You want a neutral read before committing to a longer engagement
  • Internal attempts to structure have not held

What I find is yours. Whether you go further with me or not.

Open the conversation → (opens in a new window)
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Fractional COO

Embedded part-time. Accountable to the process, not just the promise. For as long as it serves you.

You have the vision. But the system still runs through you. Every gray zone, every handoff, every escalation lands on your desk.

I become the senior reinforcement your organization needs: COO-level expertise without the hire, or backup for yours when they're overwhelmed. One to three days a week, inside your reality. Building systems that reflect your culture: unique.

Overseeing strategy execution and providing visibility to the CTO. Two to three critical programs running at once, never the same problem twice. Governance built in 9 departments: clear project drafting, approval processes, and reporting. 10+ services structured to perform (5–150 people). About a dozen leaders coached into senior ownership along the way.
What I take on
  • Decision rights: your team owns what they can, you decide what only you can
  • Workflows your team uses, not documents that gather dust
  • Execution oversight on the projects that matter
  • Coaching managers into operational ownership
  • Metrics that show what is working, and what is not
What you get back
  • A business that runs without you at the center of every conversation
  • A team that owns its decisions within a clear framework
  • Time and energy returned to vision, growth, and the work only you can do
This is for you if
  • You are the bottleneck of your own business, and you know it
  • You're the one holding it together, day after day
  • You need a COO but cannot justify a full-time hire yet
  • You want someone who builds with your people, not over them

I run the system. You hold the vision. Your team owns the daily work.

Discuss working together → (opens in a new window)
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