ADHD Assessor & Executive Coach: Trevor Twohig
Trevor Twohig is a qualified counsellor, ADHD assessor and executive coach with over twenty years’ experience in senior leadership and education. Having worked extensively within SEN and directly with ADHD and autism, he now specialises in supporting high-capacity individuals to improve performance, gain clarity and create more stable, rewarding lives.
Known for his ability to quickly understand people beneath the surface, Trevor combines professional expertise with lived experience, allowing him to work effectively with both high-performing professionals and individuals earlier in their ADHD journey.
You can find out more about Trevor's other work at his personal website
A Personal Perspective
“As someone with ADHD, I understand the reality behind the label — the low self-esteem, the rejection sensitivity, the inconsistency, and the frustration of knowing you are capable of more but not always able to access it.
Following a later-life diagnosis, I made the decision to understand ADHD properly and build a way of working and living that actually suited how my brain functions. What was once a constant source of difficulty has become a strength I can rely on.
Today, I am happily married with four children, surrounded by strong relationships, and working in a field where I help others achieve meaningful change in their own lives.
I have experience with ADHD medication and also with alternative approaches, allowing me to offer a balanced, informed perspective based on the individual rather than a one-size-fits-all model.
When understood and harnessed correctly, ADHD is not a limitation — it is a different operating system. My role is to help you understand it, structure it, and use it to your advantage.”
— Trevor Twohig
Approach
Trevor’s work focuses on three core areas:
- Clarity — understanding how your brain operates through assessment and insight
- Performance — building systems for consistency, decision-making and execution
- Wellbeing — improving emotional regulation, relationships and overall quality of life
This integrated approach allows clients to move beyond short-term fixes and create long-term, sustainable change.
Qualifications & Experience
- Level 7 Qualified ADHD Coach
- Certified ADHD Assessor
- Advanced ADHD Diploma
- Understanding Autism (Level 2)
- Level 2 ADHD & Autism
- Level 2 Counselling
- PGCE in English
- BA (Hons) Degree
- Transformational Coaching Certification
- Mindfulness Diploma
- Addiction & Alcohol Awareness Training (Alcohol Change UK)
- Centre of Excellence: Addiction Therapy
- TEFL (150-hour Master Course, Grade A)
- Training in culturally sensitive communication (LinkedIn Learning)
Over 20 years of lived and professional experience in ADHD and neurodiversity
Client Feedback
“Working with Trevor has been life-changing. He helped me understand myself in a way I never had before — and more importantly, gave me practical ways to actually move forward.”
— AS, November 2025
MARTIN QUICK
Martin Quick is a Senior Neurodiversity Coach based in Hereford, UK, specialising in supporting ADHD professionals to thrive at work without burning out or losing sight of who they are. He has coached more than 200 neurodivergent clients, many of whom are highly capable individuals who struggle with focus, organisation, confidence, emotional regulation or sustaining success in demanding environments.
Martin’s coaching is practical, person‑centred and trauma‑informed. He works alongside clients to make sense of how ADHD shows up for them, helping them harness their strengths while developing realistic strategies around productivity, boundaries, communication and self‑management. His approach is grounded, flexible and non‑pathologising, with a strong emphasis on solutions that work in real professional contexts, not just in theory.
He is particularly skilled at supporting clients with complex or overlapping needs, and is known for building trust quickly and adapting his approach in the moment. Martin regularly works with professionals accessing coaching through Access to Work, as well as those navigating career progression, leadership responsibilities or major transitions.
Alongside his one‑to‑one work, Martin line‑manages and mentors other Neurodiversity Coaches and delivers training to organisations. He is a co‑author of a Level 2 accredited qualification in neurodiversity now used across NHS Trusts, Probation Services and commercial settings. With a strong background in education, safeguarding and pastoral leadership, Martin brings depth, credibility and calm to his work. He is fully DBS checked and professionally insured.
Feeling stuck? Unhappy in your role? Feeling low and can't stop the procrastination?
SMARTADHD has the solution.
Parents struggling with relationships with their children? Unhappy at school? A lack of focus and concentration?
ADHDSMART has the solution.
Our first meeting made me rethink and restructure my goals in a manner that never occurred to me. Thank you!
- Jane Smith
