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Below you’ll find a list of CSA Graduate Tutors who work with us to promote first class supervision. They all help to continually develop and deliver advanced training for coaches, including our ICF-approved Diploma Course, and alongside short courses and advanced CPD sessions.

To find out more about any particular individual accredited Tutor, select their name to open their individual profile. There you’ll find a brief summary of the services they offer and a link to their own practice website, plus qualifications and contact details if you wish to speak with them directly.

  • Leanne Lowish

    Leanne Lowish obtained her Diploma in Coaching Supervision in 2006/7. She is an AC accredited coach, a psychosynthesis counsellor and a qualified trainer and workshop faciliatator.

    She specialises in group, team and relationship coaching. She provides individual and group supervision both face-to-face and over the telephone. Her website is and

    Leanne Lowish
    Accredited coach, counsellor, coaching supervisor, trainer
    Specialist in team, group and relationship coaching
    MEd, AC Accred, PGDipPC, PGDipCE, PGCertCA, DipBusStud, DipCoachSup
    Tel: +44 798 505 8756

  • Karyn Prentice

    Karyn Prentice is a qualified coach, accredited coach-mentor supervisor with international experience. She works in a wide range of organisational settings including music, accountancy partnerships, food and wine, and extensively in universities. She is also a linguist.

    Karyn founded Fletcher-Prentice & Associates in 1995, and designs and delivers distinctive, memorable, personalised learning events (coaching, leadership programmes & workshops) that are creative, stimulating and practical.

    Passionate about coaching she is a UKCP accredited transpersonal psychotherapist Director of the Centre for Transpersonal Psychology, a qualified coach and accredited graduate of CSA. Her coaching and supervision practice serves private and corporate clients.
    Karyn Prentice
    Tel: 01480 896290
    Mobile: 07721 312377

  • Sam Magill

    Sam Magill is accredited as a Master Certified Coach  (MCC) by the Internaltional Coach Federation (ICF). He studied coaching at the Hudson Institute of Santa Barbara, one of the pioneering schools of coaching in the United States. He was a member of the core faculty at the Hudson Institute from 2002 to 2008 when he resigned to spend a sabbatical year in France in order to experience a broader array of humanity. As a graduate of CSA, Sam is one of the few accredited coach supervisors in the US and is providing thought leadership to his local chapter of ICF where he is the President Elect.

    Sam’s background includes 30 years as coach and organization development consultant, including nine at The Boeing Company. Consequently, he brings a rich understanding of the issues faced by internal and external coaches. He now provides training and supervision for internal coaches as well as individualized supervision, coaching and leadership interventions. He is at home working with individuals and meetings of hundreds of participants.

    Colleagues and clients alike experience Sam as someone who works from a resonant heart and curious intellect. When asked who his favorite clients are, he responds, “Human Beings!” and he is passionatly regards the humanity of coaches and clients as being the foundation upon which everything else is possible. When working with Sam, coaches receive support for their own Equilibrium, Ethics and Effectivenss.

    In addition to his professional work, Sam is a published poet and a photographer whose work is exhibited in juried art shows. His love of nature, history, people and art provide him an eclectic collection of perspectives and creativity to support his clients.

    Sam Magill Coaching and Consulting

    Edmonds, Washington, United States


  • Gilles Roy

    Gilles ROY is a senior international HR Consultant, Executive Coach and Trainer, based in South of France.

    He is the Director of “Formation Evolution et Synergie” and he has delivered Coaching and NLP trainings for the last 15 years. He is a certified NLP Master Trainer (Society of NLP and INLPTA). He is a CSA Accredited Coach Supervisor (2010) with 10 years of experience in Coaching Supervision.

    Further expertise includes Systemic and Transpersonal change work with Leaders and Teams.

    Gilles ROY

    Website : Email :

    Tel : 00 33 613 09 19 21

  • Monica Ross

    Monica Ross – Senior Course Tutor with CSA – is an ICF Accredited coach and accredited Supervisor with CSA. Trained in Transactional Analysis with a particular emphasis on working with Leaders in organizations and with groups. Monica works with coaches and clients in Ireland and internationally; cross-cultural communication and intercultural awareness are her areas of specialism having provided language and culture training to international executives for 17 years.

    She is passionate about standards and ethics in coaching and supervision , currently Co-President of the ICF Chapter in Ireland. She also holds the role of spokesperson for Accreditation, CPD and Supervision on the Steering Group of Coaching Alliance in Ireland – an alliance of the four main coaching organizations in Ireland.

    Monica is an Executive Coach, Coaching Supervisor and Facilitator with a transpersonal approach. She is a trained energy therapist with a particular interest in how we communicate and manage our energy in our work with clients.

    Monica is an accredited provider of several personality and team profiles including MBTI, Belbin, Team Management, Emotional Intelligence and also trained in the Enneagram.

    Monica Ross
    Tel: 00-353-21-4774545
    Mob: 00-353-87-2274300

  • Marianne Craig

    Marianne Craig was awarded Master Certified Coach credential by the ICF in 2005 and has worked as a personal and career coach for ten years, with a consistently full practice.

    Her coach clients include executive and personal coaches. She enjoys supporting coaches who are working towards accreditation. Marianne graduated from CSA in 2007 and has supervised many new and experienced coaches.

    She trains and licences coaches to use her Firework Career Coaching Programme. Marianne is based in Brighton and works face to face locally and internationally by telephone.

    Marianne Craig
ICF Master Coach
 Mentor Coach
    Tel: +44(0)1273 563 518

  • Ian MacKenzie

    Management Trainer, Coach Supervisor and Coach, Ian has been helping to develop individuals and organisations for over 25 years.

    Ian is known for his combination of clarity and empathy.

    Along with his work as a coach supervisor, Ian has run workshops in organisations ranging from the Department for Education to Coca-Cola, on subjects including Leadership, Performance Management, Coaching and Mentoring Skills and Communication.

    He has worked with individuals from a wide range of backgrounds, particularly concentrating on transitions – working in the midst of uncertainty and change, discovering or re-discovering a sense of identity and purpose.

    As well as having a wealth of experience in a wide range of organisational settings, Ian also has a particular interest in applied psychology, meditation and the application of mindfulness. He lives in Brighton and works, he says, “anywhere I’m needed”.

    Ian MacKenzie
    Tel: 01273 553736
    Mobile: 0771 283 4840