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What our clients say about us...

I was fortunate enough to spend a year with William Montgomery enhancing my leadership skills and competencies through his 10/10 programme. He's an exceptional motivator and teacher, and truly inspires you to think differently.

Bruce Bundrant, Commercial Director, AS Monaco FC

William Montgomery's style - self effacing, intriguing, imaginative, but with a clear authority - is a great fit for very many of today's leadership needs and the development of skills. I have worked with him to support a wide diversity of leadership challenges, and his focussed response and flexibility is impressive and valuable.

Admiral Sir George Zambellas, First Sea Lord

The facilitation to help our leadership team develop a strategic plan for the business was truly inspirational. The result is an invaluable roadmap for the future.

Anant Patel, Investec Structured Products

Entrepreneurs are both the present and the future. William Montgomery is doing a fantastic job getting entrepreneurs together, sharing excellence and almost literally creating the future before our eyes. I am inspired by his passion, energy and unbounded enthusiasm.

Richard Duvall, Founder of Egg and Zopa

TEN is doing a great job. The advice and support that they can offer is invaluable to any business, however large or small.

Jacqueline Gold, Executive Chair of Ann Summers

Leadership Resources

Leadership Tip

How to become the person you want to be

22 July 2026

Most of us know the person we want to become: fitter, calmer, kinder, more disciplined or courageous. The difficulty is not deciding; it is doing. Lasting change rarely comes from heroic acts of willpower. It comes from small, deliberate behaviours... read more

Leadership Tip

How to build a team that never stops improving

15 July 2026

Over the years, I’ve worked with hundreds of teams, from the Royal Navy to the boardroom. The best weren’t always the smartest, the biggest or the best resourced. What set them apart was their willingness to keep learning. They created an environment... read more

Leadership Article

10 questions leaders should never ask

10 July 2026

Leadership is often portrayed as having the right answers. In reality, great leadership is more about asking the right questions. Questions can open minds, build trust and encourage innovation. Equally, they can shut down discussion, create... read more

Free Webinar

We will provide useful insights into the work of TEN and the value we bring to our clients through our 10/10 leadership development and mentoring programme.

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Our Next Event

HOW TO GIVE EFFECTIVE FEEDBACK

20 August 2026

WEBINAR

Leadership is a relational process

Synergy is achieved through teamwork

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