Advisory practice

Think clearly.
Lead better.
Build what lasts.

The diagnostic

Every engagement begins the same way.

Not with a service proposal. Not with a programme outline. With a conversation about what the challenge actually is.

The distinction that organises everything this practice does comes from a simple observation: most organisations respond to their most significant leadership and organisational challenges with the wrong kind of intervention — not because they are poorly led, but because the challenge is adaptive and the response is technical. The diagnostic conversation surfaces that distinction before any work is designed.

What the challenge is, at which level it lives, and what that implies for the work. That is where every engagement begins.

Read how we work
Three capabilities

Where the work tends to land.

Most engagements fall into one of three areas — though the diagnostic often reveals that more than one is relevant.

01

Organisational & Team Advisory

For boards and leadership teams whose most significant challenges are systemic — resilience, shared reality, strategic coherence, the gap between the technical layer and the human one.

How this works
02

Coaching — Teams and Individuals

For leadership teams building the shared story, trust and psychological safety that collective performance requires — and for individual leaders navigating complexity, transition or the gap between the impact they are having and the impact they know they are capable of.

How this works
03

AI and the Human Layer

Many conversations with this practice begin with AI — not because AI is the subject, but because it is currently the sharpest lens available for surfacing leadership and organisational vulnerabilities that were already present and can no longer be deferred.

How this works
Insights

A body of work, not a blog.

The Sahar Partners Insights series — The Connected Leadership Series — is a sequence of five articles building a single integrated argument about what most determines whether leaders, teams and organisations succeed under genuine pressure.

It is not commentary. It is not career advice. It is a sustained attempt to think clearly about the challenges that leadership development and organisational design most consistently fail to address.

Read the series
01

The Three Realities of Senior Leadership

Self-awareness
02

Resilience in a Structurally Changed Environment

Organisational Resilience
03

AI and the Human Layer of Leadership

Adaptive Leadership
Why Colin

35 years.
40 countries.
Executive leadership at the highest levels.

Colin T Brown has held executive appointments as President, Chief Operating Officer, Senior Vice President of Strategy, and Senior Vice President of Sales — with organisations including the De Beers Family of Companies, Rio Tinto, Aon, and Sigma7.

He has led teams of more than 6,000 people, managed P&L responsibility in complex international businesses, and driven strategy, growth and operational delivery across more than 40 countries.

That depth of real-world executive experience sits behind every coaching session, every advisory engagement, and every leadership programme Sahar Partners delivers.

Academic & professional HEC Paris & Saïd Business School, Oxford  ·  Cranfield University  ·  Cambridge University  ·  ICF accredited  ·  Hogan Assessments certified
Meet Colin
Clients & results

What clients say.

Congratulations on finding one of the best coaches in the business. Colin cannot be praised enough for the work he has done in helping me hone and extend my team building and leadership skills. He is a master at providing a professional and outstanding coaching service — and has helped me unlock the true potential of my team while navigating the political waters of large corporations.
Senior Vice President Enterprise Resource Planning Solutions Provider
Colin has a remarkable stillness and ability to truly listen. His focus was contagious, and I would come away feeling lighter and with greater clarity on where I was trying to get to.
Founder Executive Coaching & Leadership Development
His application of his own vast experiences and analytical thinking shed new light on challenges I’d been struggling with. I left his sessions with a renewed sense of purpose and focus.
Director International Property Management
Read more from our clients
Get in touch

The first conversation is always the most valuable.

Whatever challenge you are facing — whether you can name it precisely or you are still circling it — the right starting point is a conversation. Not a pitch. Not a proposal. A diagnostic conversation about what the challenge actually is and what that implies for the work.

There is no obligation beyond that conversation. And it is useful regardless of what follows.