Sue Mandiwall (nee Akeroyd) BSc MSc CPsychol

Sue is a Chartered Occupational Psychologist with 16 years consultancy experience working as both an internal and external HR specialist in the areas of individual and organisational Assessment and Development, Performance Management and Leadership Coaching. The majority of her work is with senior level and high potential managers and she has worked on national and international projects with clients such as BT, BBC, AOL, e2v, Pizza Express, Marie Curie Cancer Care, Zurich, Sony Entertainment, and TMP Worldwide.

Sue gained her MSc in Occupational Psychology in 1996 and spent the next few years working for SHL Group PLC, renowned as a world leader in the field of assessment and development. She left SHL in 2000 to join Securicor where she worked as a change agent to heighten the profile of HR and cultivate a positive attitude towards organisational and people development in a predominantly task focussed organisation. Sue set up her own consultancy, Akeroyd Barnes Consulting, in 2002, developing and expanding her portfolio of clients further to include a wide range of clients from both the private and not-for-profit sector in the UK and internationally.  Sue is now the founder and director of Green Acorn Consulting and continues to work with organisations to maximise their performance through their people and processes.

Sue is a chartered member of the Division of Occupational Psychology within the British Psychological Society (BPS) and registered with the Health and Care Professions Council (HCPC). Practised in using a broad spectrum of assessment and development instruments, she is also trained to use Level A and Level B psychometric tests. She is a member of the BPS Special Group in Coaching Psychology and holds a Certificate in Coaching Psychology (accredited by Middlesex University).


  • London - Bryn Davies
  • South - Simon Watkins
  • North - Vic Henderson Agutter
  • West - Clare Amos
  • Home Counties - Colin Barnes
  • London - Patrick Gibbons
  • London - Anne Owen
  • North - Neil Thomson
  • West - Sue Mandiwall
  • North - Mark Wilcox
  • South - Karen Janman