Contact Details

UK Phone :+44 (0) 2392 706929
Email :
International contact details

Clinical Team


As well as the detection and prevention of occupational and operational mental health issues, March on Stress is able to arrange expert clinical assessment and treatment as required.

Our team includes psychiatrists, clinical psychologists and mental health nurses, all with unrivalled experience and expertise in their fields.

Please contact us at at to discuss your clinical requirements.

Dr Karla Greenberg


Clinical Director

Karla is an experienced consultant psychiatrist who has previously worked for many years in the National Health Service. She is the clinical lead at March on Stress and oversees our mental healthcare activities including the Wellness (psychological health monitoring) service and the March on Stress Vetlife Health Support Team. In her role she is responsible for direct clinical care, supervision of other clinical staff and policy development, implementation and audit.

Karla has a particular interest in Older Persons’ Mental Health, including cognitive assessment and dementia care. She also has a keen interest in mental health law, particularly the Mental Capacity Act. As such, she has roles as both a Lord Chancellors Special Medical Visitor, with specific duties under the Mental Capacity Act, and a Section 12(2) approved doctor, with specific duties under the Mental Health Act.

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Darren Smith

Clinical Services Manager 

Darren Smith is a Senior Clinician at March on Stress. Working predominantly for the clinical side of the business, Darren provides evidence-based assessment, clinical support and treatment for a wide range of clients, including being the clinical manager for the Vetlife Health Support Service which provides mental health support to the veterinary profession. 

Prior to his role at March on Stress, Darren studied at Birmingham City University and graduated in 2008 as a Mental Health Nurse. He subsequently graduated from The University of Leeds, in 2016, with a Bachelor of Health Science in Addiction Studies.

Darren completed a successful 24 year career in the Royal Navy as a Mental Health Nurse and an Addictions Specialist.  With a professional background in Occupational Mental Health, he has specialist qualifications in Addiction Studies and has training in a range of psychological interventions including Eye Movement Desensitisation and Reprocessing, Cognitive Processing Therapy, Motivational Interviewing, Feeling State Addiction Protocol and facilitating group work.

During his military service, Darren has successfully managed large community mental health teams and has been responsible for the clinical delivery of mental health care to Armed Forces personnel.  In 2016, Darren co-authored and published The Mental Health of Deployed UK Maritime Forces in the BMJ. In 2017, he deployed to the Caribbean providing mental health support and advice to military personnel and UK police and prison officers.

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Kimberley Mulley

Mental Health Clinician

Kimberley is a key member of the March on Stress clinical team, primarily providing mental health assessment and treatment for clients who access Vetlife Health Support and occupational mental health assessments and clinical interventions. She has worked in healthcare for almost 12 years, initially in Dementia care, before training to be a mental health nurse.

Kimberley studied at the University of Surrey, graduating in 2017 with a first-class degree in Mental Health Nursing. Upon qualifying, Kimberley worked for Combat Stress, a veteran’s Mental Health Charity, where she was based in a residential treatment centre. Her role was providing clinical interventions and support for military veterans with mental health conditions, such as PTSD, Anxiety, Depression and Personality Disorder. This period of employment solidified her learning of how to appropriately assess and manage risk, particularly when working with addiction, anger management and suicidality.

Kimberley is also trained to use psychological approaches such as Cognitive Behavioural Therapy, Solution Focused Therapy and Art therapy. Dementia care and veteran mental health remain significant interests to Kimberley, as does sleep; specifically, working with people who experience nightmares associated with trauma.

Since working with March on Stress, Kimberley has developed expertise in occupational mental health and mental health case management.

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We also work with expert clinical associates, our clinical associates include:

Alex Gibson

Alex Gibson is a Nurse Consultant and Cognitive and Behavioural Therapist.

He has extensive experience and was previously the March on Stress Clinical Services Manager. Alex has worked in military occupational mental health within the Royal Navy, in acute mental health hospitals as well as alcohol treatment and community services. He also has completed roles as a civilian mental health practitioner with the Army and Royal Air Force as well as working for specialist Military Veteran NHS services and for Combat Stress. He was also the therapy services manager in the Priory Hospital in Woking. Alex was also the manager of an award-winning NHS Improving Access to Psychological Therapy Service, Mind Matters, in both Surrey and Barnet.

Alex is an accredited Cognitive and Behavioural Practitioner having completed a post graduate diploma at The University of York. He completed his Mental Health Nursing training at the Royal College of Defence Medicine and Portsmouth University. He holds an MSc in Substance Misuse from Teesside University, School of Law and Social Science.

Alex has a particular interest in Occupational Mental Health and as well as working with Her Majesty’s Armed Forces, has treated ‘blue light’ workers, such as police personnel, ambulance workers, and health practitioners as well as workers from blue chip companies such as BMW and British Airways.

He also previously worked as a Principal Cognitive and Behavioural Psychotherapist with Combat Stress, where he was the clinical lead on an NHS commissioned intensive treatment programme for Complex Post Traumatic Stress Disorder (PTSD).

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Matthew Wesson

BABCP Cognitive Behavioural Therapist and EMDR Accredited Trainer & Consultant

Matthew is an accredited Cognitive Behavioural Therapist and also specialises in Post-Traumatic Stress Disorder (PTSD). This includes the teaching, supervision and delivery of EMDR, which is a UK and World Health Organisation recommended treatment for this condition. He is an EMDR Europe Accredited Trainer, one of only 8 in the UK and Ireland.

He has more than 20 years' experience in the military and over 15 years working within occupational mental health with substantial experience of working with both the public and private sector.

He is an accomplished teacher and has developed mental health training packages used across the defence community. Matthew's work includes providing therapeutic input for patients, supervising other clinicians and teaching mental health interventions to medical and non-medical staff. He has had papers published in peer reviewed journals on CBT and EMDR and has spoken at several international conferences.

Matthew has delivered mental care and TRiM support in a wide range of settings including international conflict areas. In 2009 he was a Winston Churchill Fellow during which time he worked with the US Army mental health services in Washington and Texas.

Matt's extensive training experience has been recognised with a Certificate for Teaching in the Lifelong Learning Sector (CTLLS), a national teaching qualification.

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Dr Deirdre MacManus


Dr Deirdre MacManus is a Consultant Forensic Psychiatrist and Clinical Academic. She is a Consultant Forensic Psychiatrist in HMP Wandsworth (South London and Maudsley NHS Trust) and clinical lead for the NHS London Veterans’ Service (Camden and Islington NHS Trust). She has experience in assessing and managing a wide range of mental health problems, with a particular interest in trauma-related conditions. She has specialist training in trauma focused therapy, including Eye Movement Desensitisation Reprocessing.  

Dr MacManus is also a Clinical Reader at the Institute of Psychiatry, Psychology and Neuroscience, King’s College London. Her main area of research interest is psychological trauma and antisocial behaviour, PTSD and Complex PTSD, and trauma informed care. She is interested in the impact of occupational trauma, and in particular, the mental health of military personnel. She has published and presented her research widely. She has been awarded funding from bodies such as the Medical Research Council and the National Institute of Health Research. She maintains an active role in medical education at undergraduate and postgraduate levels and supervises students undertaking masters and PhD level research. 

Dr MacManus has extensive experience in providing independent psychiatric assessments and expert reports (in criminal and civil proceedings) in cases ranging from trauma-related psychological injury, personality disorder, severe and enduring mental illness and addictions, and in employment-related mental health issues. 

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Dr Matthew Gould, DClinPsych

Consultant Chartered Clinical Psychologist

Dr Matthew Gould is a Consultant Chartered Clinical Psychologist with international, public and private sector experience of assessing and managing psychological risk and health in hazardous settings. Matt has particular expertise in leading on psychological governance to ensure organisations meet their Duty of Care and regulatory obligations. Matt has completed advanced training in workplace threat assessment which seeks to identify and manage vulnerable employees with a grievance that present as a serious threat.

Matt has extensive experience of occupational mental health having provided clinical risk assessments at selection (‘role-fit’) and for special issuance medical certification (‘pre-existing vulnerability’) for personnel employed in challenging roles. He has worked for the UK Armed Forces providing occupationally-focused mental healthcare and been a consultant psychologist on a range of specific risks for specialist military programmes such as hostage survival training and exposure to graphic content. He has extensive experience of working with trauma and other mental health disorders especially those arising within an organisational context. Matt is a registered practitioner psychologist with the British Psychological Society (BPS) and a full member of the Division of Clinical Psychology.

Matt has extensive experience working in the aviation sector. He was the Head of Clinical and Aeromedical Psychology for Emirates Airlines and a designated Aviation Medical Examiner (AME) in Psychology. In this role, based in Dubai, Matt designed and delivered a global clinical psychological risk and wellbeing strategy for Emirates Airlines. Matt was also a member of an expert advisor group following the tragic Germanwings Flight 9525 air accident in 2015. The clinical risk assessment guidelines that Matt developed for Emirates Airlines continue to be used by the United Arab Emirates aviator regulator as best practice. Matt has also managed survivors following a major aircraft accident and consulted on contingency planning to an airport ground handling provider following a terrorist attack. Matt is an accredited aviation psychologist with the European Association for Aviation Psychology (EAAP).

As well as having completed specialist training in aviation neuropsychology and addictions management, Matt has extensive experience of applying cognitive psychology to treat a wide range of psychological conditions as well as to improve decision-making and performance in leadership and challenging settings. Matt has worked with a number of major organisations as a consultant and coach including providing resiliency coaching to senior staff of a major UK bank. He also consults to the Criminal Injuries Compensation Authority (CICA) on disabling mental injury as a result of violent crime and terrorism.

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Professor Dominic Murphy

MA PhD DClinPsy

Professor Dominic Murphy is a consultant clinical psychologist and clinical academic. He is an expert in the field of psychological trauma and has very extensive experience of caring for, and conducting research with, military personnel and other occupational groups who are routinely exposed to challenging, and traumatic, events.  

Dominic undertook his PhD at King’s College London and completed his Doctorate in Clinical Psychology at Royal Holloway University. Since 2013, Dominic has worked at Combat Stress, a major military charity which provides care and support for any military veteran who has mental health difficulties. At Combat Stress, he set up and currently runs a research department which has strong links with King’s College London (  

As well as providing care for patients from many occupational groups, he also leads a number of research projects including exploring new treatments for moral injury-related mental ill-health, Complex PTSD and for dual diagnosis veterans who have both alcohol and mental health difficulties.  

Dominic is also the current President of the UK Psychological Trauma Society (, Director (Treasurer) for the European Society for Traumatic Stress Studies (, Trustee and Director of Research at The Forces in Mind Trust ( Furthermore, he is a member of the scientific advisory board for Chronic Pain Centre for Canadian veterans. Academically, Dominic has published more than 175 scientific papers and reports.

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Glyn Reynolds

Glyn Reynolds is a BABCP accredited Cognitive Behavioural Therapist, working with people experiencing Depression or Anxiety disorders. Glyn has been working using CBT in IAPT (Improving Access to Psychological Therapies) teams since 2012, and before this time he worked to support people with a range of disabilities.

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Amos Simms

Amos Simms is a BACBP accredited CBT therapist and EMDR accredited practitioner with 28 years of military mental health experience. He currently divides his time between a research position within King’s College London and delivering out-patient evidence-based care to members of the United Kingdom Armed Forces.

Throughout his career, he has provided mental health support, health promotion and advice to senior management both in the UK and in support of military operations in Kosovo, Iraq, Kuwait and Afghanistan. Most recently, he was responsible for managing the largest community mental health team in the Armed Forces and developing the mental health delivery to that population. His current research role enables him to influence Mental Health policy, both preventative strategies and the delivery of care within the Armed Forces.

Amos initially joined the Royal Air Force and then commissioned into the Army. He has an MSc in CBT, BSc Hons in both psychology and mental health nursing and further short courses in Cognitive Processing Therapy, Compassion focussed therapy and Clinical Hypnotherapy. He is currently in the early planning stages of a PhD focussing on military trauma.

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Shelley Bradley-Scholey

BABCP Accredited Cognitive Behaviour Therapist, EMDR UK Accredited Practitioner, Registered Nurse Mental Health

Shelley served 13 years in the Armed Forces working in Defence Mental Health Services, delivering mental healthcare to personnel in the home and deployed operations in locations including Afghanistan. She has experience of delivering occupationally focussed mental health assessment and treatment, support to TRiM practitioners on operations and delivery of pre and post operational mental health management.

Shelley is a Cognitive Behaviour Therapist (CBT) accredited with the BABCP, she completed a PGDip in CBT followed by the MSc in CBT Research at the University of Oxford. Shelley is also an accredited practitioner with the Eye Movement Desensitisation and Reprocessing (EMDR) Association UK, currently an EMDR consultant in training. She also maintains registration as a Mental Health Nurse with the NMC.

Shelley has considerable experience in treating a broad range of mental health problems and extensive continued professional development in the area of PTSD and complex trauma. She is trained to deliver additional CBT based approaches such as Cognitive Processing Therapy, Imagery Rescripting, Narrative Exposure Therapy, Compassion Focussed Therapy, Interpersonal Therapy and Mindfulness.‚Äč

Shelley’s training and knowledge spans an 18 year career in Mental Healthcare during which she has experience in the NHS, Private Sector and Ministry of Defence. With experience in acute and forensic mental health settings such as secure psychiatric inpatient facilities and prison in-reach teams, Shelley is skilled in working with high-risk patient groups.

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Carl Rees

Cognitive Behavioural Psychotherapist & EMDR Therapist.

BSc (Hons), Dip. Probation Studies, MA (with Distinction), PG Dip.CBT, MBABCP (Acr), EMDR

Carl is an accredited Cognitive Behavioural Psychotherapist, experienced trainer and clinical supervisor, and has also undertaken further specialist training in EMDR and CBT for Long Term Conditions. Carl has many years’ experience in the treatment of a wide range of psychological difficulties using CBT and has worked in a variety of settings, including private practice, secure facilities and within the NHS.

He has a particular interest in trauma-focussed CBT and EMDR, and has supported clients to overcome symptoms of trauma and PTSD from a wide variety of backgrounds. Carl strongly believes in a collaborative and person-centered approach and places the needs of his clients at the centre of his practice. 

He has over seventeen years clinical experience in the primary and secondary care psychological health sector including team leadership, performance improvement and driving healthcare innovation. In 2016 Carl was commended for clinical expertise and experience by the Concern Group.

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