
A sea change is happening. Are you ready?
The questions organisations face are getting bigger. We're all building for a future we can't yet fully imagine. Old models are dying. The foundations that served us well no longer hold.
This is a threshold moment.
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For leadership teams, this might look like a founding vision diluted by growth. A new CEO finding their footing. A merger that's brought two very different cultures into the same room. A purpose that's increasingly hard to live up to. Sustainability commitments not yet embedded into how people actually work. Or simply a feeling that who you say you are and how your teams operate have quietly drifted apart.
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Every turning point holds a critical choice. Will we be swept along, or equip ourselves to navigate change with clarity and confidence? This decision determines what becomes possible on the other side.
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This is the work Guillemot is here to do.
THREE WAYS TO WORK TOGETHER
We partner with people and organisations standing on the cusp of change. The way forward is not found in a fixed methodology; it's coded in the principles we hold and the capacities we bring: imagination, insight, change facilitation. Everything we offer is in service of that.
CONSULTING
Vision-led culture and change consulting for forward-thinking organisations
For founders and leadership teams ready to think boldly about their future and honestly about their present.
We help you read where you are - the patterns and behaviour you're seeing, and what's driving them. We then find the right words for where you're headed, and build the momentum to help you achieve your ambition.
Think: deep diagnostics, clear direction, and meaningful change in motion.
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THRESHOLDING
A held journey for leadership teams navigating deep transition
A merger. A new strategy. A change of leadership.
These moments are not merely operational challenges - they're human ones.
Thresholding is our approach to crossing transitional moments with the honesty and collective imagination they actually require.
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→ Read more about our Thresholding experiences
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COACHING
One-to-one support for people on the cusp of change
For individuals navigating significant professional transitions - a new direction, a leap into something genuinely different, or simply the pull of something not yet named.
We offer coaching as a thinking partnership that opens your field of vision and helps you build a path to the future you want to see.
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→ Read more about our Coaching practice
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This work is for you if...
You're a founder or leader at a genuine inflection point - a new chapter, a period of rapid growth, or a moment when the culture you have is no longer the culture you need.
You've made real commitments to your people, your purpose, or a more sustainable way of operating, but your current culture keeps pulling you back to the old shape.
You believe how an organisation behaves is inseparable from what it stands for. And you're ready to do the work - honestly and imaginatively - that makes those two things genuinely consistent.
LET'S TALK
Tell us what you're navigating, and we'll explore what's possible.

