Philip Cooper

Digital Strategist // AI Developer // AI Web Apps

Mark is an exceptional leader who not only offers his professional guidance but also dispels stress and anxiety with compassion and support. His passion for leading by example has been an inspiration to many of his colleagues, motivating them to work harder and strive towards greater success. He understands the importance of team dynamics and knows how to bring out the best in everyone.

Working with Mark has been an absolute honour; his inspirational leadership, unrivalled dedication and professionalism make him an asset to any team or organisation.

Lawrence Pammen

Helping senior finance leaders secure premium roles in 54 days vs. 180-day market average | Finance Career Programme™ | Founder

I've had the privilege of working closely with Mark Mason-Gallie over the past year as a mentor within the Finance Career Programme, and I can say without hesitation: he's the real deal.

Mark has scaled 4 tech companies to exit, completed 9 acquisitions ranging from £5M-£40M, and led PE/VC-backed businesses through the messy reality of growth, integration, and transformation. But what makes him exceptional isn't just his track record - it's how he shows up for people.

As a mentor in the FCP, Mark has made a profound difference to both aspiring and experienced finance leaders at critical inflection points in their careers. He genuinely cares about helping people succeed, and that authenticity is rare. He doesn't just share war stories - he digs into the specific challenges members are facing and provides practical, actionable guidance that actually works.

What I've observed consistently:

He's brutally effective at turning things around quickly. Mark doesn't get bogged down in theory - he identifies the 2-3 critical levers that will move the needle and drives execution. His ability to cut through complexity and focus on what matters is exceptional.

He leads and mentors with real empathy. Whether he's working with a first-time FD or an experienced CFO preparing for their next CEO role, Mark creates space for honest conversations about challenges, fears, and aspirations. His coaching style is direct but never harsh - he pushes people whilst making them feel supported.

He's a quality operator AND an incredibly nice person. In 20 years of executive search, I've met plenty of successful leaders who are either brilliant operators or genuinely kind people. Mark is both. That combination is powerful and genuinely rare at his level.

If you're a PE/VC firm with an underperforming portfolio company, or a founder who needs strategic leadership during a critical growth phase, you should 100% speak to Mark. He's the kind of interim CEO or board advisor who doesn't just stabilise - he transforms.

And if you're a finance professional looking to level up your career, find yourself a Mark. Someone who's been in the arena, knows what actually works, and cares enough to help you get there.

Highly recommended.

Alexander Emmanuel-Jones

Commercial Director | Modernising The Black Farmer through AI-Driven Strategy & Operational Excellence | FMCG & Retail Innovation

Mark was my mentor during my management course at Brunel, and his guidance made a real difference to both my learning and my confidence as a leader. He has an exceptional ability to listen, challenge constructively and bring clarity to situations that feel complex. What’s been even more valuable is that our relationship has continued long after the course ended. Mark has become a trusted sounding board as I’ve grown our business, offering perspective, encouragement and practical direction when I’ve needed it most. would recommend Mark to anyone looking to drive their business forward or looking for genuine personal growth. His experience, integrity and coaching style make him an outstanding mentor and partner in your development.

Shawn Jhanji

Helping founders and leaders see what they cannot yet see | Created ZBRA, to a improve visibility and access to capital and support for purpose-led founders | Veteran


Working with Mark has been a real anchor for me as a founder and for the team. He brings a steady, thoughtful presence that makes it easier to see what really matters when everything feels busy or complex. What I value most is the way he listens first, then helps untangle decisions with a level of clarity that’s hard to get on your own.

As Chair at ZBRA, he’s been the person we can test ideas with, sense-check direction, and bring the messy early thinking to without any judgement. He has a natural ability to cut through clutter and point to the simple, practical actions that move things forward. That combination of calm, structure and sharp perspective has been genuinely valuable.

Mark doesn’t push an agenda or make anything heavier than it needs to be either. He gets the founder dynamic and just brings experience, grounded judgement, and a way of framing things that gives us the confidence we need.

And on a personal note, I’m pretty sure our shared military background means we understand each other’s wiring a bit too well. We share the same terrible jokes, which probably counts as a strength.

Anyone looking for a CEO, chair or advisor, who will genuinely strengthen the way they are able to think and view how their business operates, will find a lot of value in working with Mark.