Bert Stemarthe (therapist, executive coach and business psychologist) sitting on a black leather couch inside a modern building, wearing glasses, a brown blazer, blue shirt and dark trousers, with hands clasped, looking directly at camera.
The image contains the text 'Bert Stemarthe' in large white letters (Bert Stemarthe logo)

Executive Transformation.
Psychotherapy and Coaching for Leaders, and Business Psychology for Organisations.

Helping executives unlock potential and lead with clarity.

Evidence-based strategies designed to strengthen individual and systemic leadership, improve team effectiveness, and drive organisational performance.

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Therapy.

Confidential and non-judgmental support to address personal barriers to becoming the person you want to be.

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Executive Coaching.

Coaching individuals, teams and groups for impactful leadership and sustainable high performance.

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Business Psychology.

Evidence-based strategies designed to strengthen individual and systemic performance, improve team effectiveness, and drive organisational success.

What leaders say.
Real change in action.

I sought a push in my thinking, clarity on my obstacles, and actionable tools to enhance my mindset. Bert delivered on all fronts, providing invaluable support for my growth and improvement.
— Finance Head, Entertainment Industry
Bert is an excellent coach: I’ve found his style to be supportive and challenging … I feel safe to bring all matters professional and personal to the coaching arena … he challenges me in my assumptions and natural responses. I also appreciate the structure and frameworks he gives me to deal with different situations without judgement.
— CEO, Pharmaceutical Retail
Bert guided me to overcome my anxiety and rediscover a quiet, lasting sense of confidence.
I felt truly seen, deeply supported, and able to trust in the process in a way that transformed me.
— EC

Credentials

Badge with a green outer circle, a white inner circle with a stylised tree with multicolored leaves, and text that says "ABP The Association for Business Psychology" and "Certified Business Psychologist".

Certified Business Psychologist

ICF Member badge for the International Coaching Federation and ICF Professional Coaches.

ICF Certified Coach

Certificate or badge with text indicating professional standards, authority, and accredited register, with words and numbers, including 'Registered Member' and '417569'.

BACP Registered

Safe Space Alliance

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I am a proud member of the Safe Space Alliance. My digital and physical spaces are a safe environment where the LGBTQI+ community can freely exist as their authentic selves without fear of discrimination or harassment.

Portrait of Bert Stemarthe smiling, wearing glasses and a light blue collared shirt, outdoors in an urban setting.

Ready for change?
Take the next step to improve your leadership today.