This isn't just coaching
It's the equation behind great performance
When you work with us, expect deep psychological insight along with leadership challenge and support - helping you realise your strengths, navigate complexity and deliver meaningful, sustainable results.
We’ll help you:
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Lead with purpose and clarity - even under pressure
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Navigate change and complexity with confidence
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Build teams that align, execute and thrive
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Perform under pressure without sacrificing wellbeing
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Turn leadership potential into real, measurable progress

Why leaders trust The Performance Equation
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Over 20 years of performance psychology, and coaching expertise working directly with senior leaders facing high-pressure decisions, organisational change, and leadership complexity
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We use structured, evidence-based tools like tailored psychological assessments, 360 feedback, and performance diagnostics to uncover root causes and evaluate impact
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Confidential, non-judgemental partnerships where leaders safely test ideas, challenge assumptions, and strengthen their thinking
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A commitment to measurable, sustainable outcomes from improving cross-functional collaboration to increasing senior team alignment, decision-making speed, and leader resilience
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Proven impact across sectors
We understand the weight leaders carry. The high expectations, the need to navigate constant change, and the responsibility to perform without losing yourself or your team. We act as your thinking partner, sounding board, and strategic ally.
At the heart of our work is a simple, powerful philosophy:
Performance = Potential – Interference
We help you fully leverage what you’re capable of, and strip away what gets in the way.
What leaders say
As CEO, I realised that whilst we had the individual talent in the team, we hadn’t yet found a way to get the best out of each other and work as a team. Now, 18 months on, we continue to grow and build on our success, ready for the next chapter in our business plan. Without Marie’s insight and input, I doubt very much if we would have got to where we are
The session broadened our knowledge of communication by increasing our awareness of how knowledge is communicated and received by others. This will enhance the efficiency of our company. A massive thank you to Dr. Stopforth for an engaging and informative afternoon.
We had the pleasure of Marie running a team coaching session with us. The session was focused on communication. We discussed what communication meant to us, explored real-life scenarios where miscommunication occurred, and identified where we could improve.
Client stories
Challenge: Supporting a high-performing senior leader to sharpen strategic thinking, strengthen leadership presence, and prepare for promotion to greater organisational impact >>>>Read full story
Challenge: Helping a talented executive team align their leadership, strengthen collaboration, and prepare for business growth and acquisition >>>>Read full story
Challenge: Sharpening communication, reducing misunderstandings, and building stronger collaboration within a fast-moving recruitment team >>>>Read full story
Challenge: Rebuilding trust, aligning leadership, and improving collaboration between two critical teams within a top UK university during a restructure >>>>Read full story