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Our People

The highly qualified, dedicated staff of Absolute Medical Response are what make us great. We employ nearly 300 permanent and casual staff across multiple states, providing community and corporate clients with an improved standard of education in pre-hospital care, sporting and industrial medical support, Work Injury Response Service (WIRS) and Patient transport.


Dr. Peter Mangles smiling

Dr. Peter Mangles

Ph.D.; M. Nurs; B. Ed; B. HlthSc; B. Admin; Dip. Amb. Studies; GradCert. TraumaNurs; GradCert. AvNurs; Cert. Bus Admin; Cert. Psych; Cert. HlthCare (Ambulance); RP; RGN; GAICD; CMgr FIML;  JP; MACPara

Dr Peter Mangles is the Managing Director of Absolute Medical Response (AMR) and has worked across complex health care and emergency services in Australia, Saudi Arabia, the United Kingdom, Papua New Guinea, Indonesia and South East Asia.

With over 30 years of global managerial and leadership experience, Dr Mangles is a practiced Board Director and Chairman and continues to operate across a diverse range of organisations and enterprises. He has worked extensively in the Ambulance and Patient Transport arena, and Healthcare and Hospital, Disabilities, Aged Care and Higher Education sectors.

Prior to (re) joining AMR in 2016, Dr Mangles was the Managing Director and Regional General Manager Northern Europe – Medical Services. In addition to managing AMR, Dr Mangles also currently sits on the NSQHS Ambulance Committee, the Industry Reference Committees First Aid and the Industry Reference Committees Ambulance and Paramedic.

Dr Mangles is an Adjunct Fellow of Western Sydney University, a Fellow of the Institute Managers and Leaders and a Graduate of the Australian Institute of Company Directors. He has studied widely with key Universities in Australia and the USA.

Dr Mangles brings a wealth of experience to AMR in formulating and executing strategies that help drive top line growth in a sustainable and responsible manner.

Simon Kemp smiling

Simon Kemp

Simon Kemp is a partner at Seneca Capital, a mid-market investment firm established in 2016 to partner with Australian businesses to drive long term success. Prior to Seneca Capital, Simon spent more than a decade in management consulting, finance and accounting in Australia and the United States. He was a Director at Alvarez and Marsal in the United States as part of their Turnaround and Restructuring practice and, prior to Alvarez and Marsal, worked at KPMG Australia in their Corporate Finance division. Simon holds Bachelor of Commerce and Bachelor of Economics degrees from the University of Queensland and is a Chartered Accountant.

Will Charlston smiling

Will Charlston

Will Charlston is a partner at Seneca Capital, a mid-market investment firm established in 2016 to partner with Australian businesses to drive long term success. Will spent more than a decade with leading global financial and accounting organisations prior to establishing Seneca Capital. He was an Executive Director at Goldman Sachs where he would evaluate investment opportunities and, prior to that, in the Audit and Assurance division at KPMG. Will holds Bachelor of Commerce and Bachelor of Economics degrees from the University of Queensland, and is a Chartered Accountant and a CFA Charterholder.

Joshua Derrington smiling

Joshua Derrington

Josh is Managing Director and Chief Investment Officer of Boutique Fund Manager Alvia Asset Partners.

He is also co-founder an director of Private Emergency Health Australia (PEHA) the largest operator of Private Emergency facilities in Australia, a director of Pure Environmental a large independent hazardous waste company, a director of Rosella Family Companies (including property, agricultural and education assets) and a director of Absolute Medical Response (AMR).

Josh has extensive experience management space including executive roles at Keystone Private, DNR Capital Macquarie and Goldman Sachs/JBWere.

Josh holds a Bachelor of Economics (Finance) degree, a Master of Applied Finance, Diploma in Financial Services, a Certificate in Value Investing from Columbia University and recently completed the Advanced Management Program at Melbourne Business School.

Medical Advisors

Andrew Hill

Dr. Andrew Hill – Medical Advisor


Dr Hill is a Specialist Anaesthetist and Retrieval Specialist with over 10 years experience in critical care medicine in both the pre-hospital and hospital setting. Particular interest in emergency surgery, trauma, neurosurgery and obstetric anaesthesia. Dr Hill is the Medical Director for Absolute Medical Response and is a dedicated teacher and facilitator of junior medical officers, students, EMT’s and Paramedics.

Dr Hill is a Fellow of the Australian and New Zealand College of Anaesthetists and has a passion and interest for pre-hospital emergency medicine, the provision of pre-hospital critical care, triage and working in multidisciplinary first responder teams. Dr Hill continues to work as a retrieval consultant with the NSW Ambulance Service rotary winged retrieval services.

Dr Peter Smith smiling

Dr Peter Smith – Medical Advisor


Practicing Emergency Physician with over 20 years experience as a Senior Consultant. During that time he has held the positions of Head of Department, Director of Emergency Medicine Training and Regional Disaster Coordinator. He holds positions on Australasian College for Emergency Medicine committees in Ultrasound Credentialing, Fellowship Examination Question writing and Sports Medicine Liaison.

Dr Smith has mentored scores of Emergency Medicine trainees and seen them through to Fellowship, as well as supervising hundreds of Junior Doctors during their Emergency Medicine rotations at both Wollongong and Shellharbour Hospitals. He is current with his College’s requirements for Maintenance of Professional Standards and has a keen interest in Quality Processes and extending the application of Point of Care Ultrasound in clinical practice.

Associate Professor Serena Ayers

MBChB, Medicine; FACEM (Member Medical Advisory Committee)

Director of Emergency Medicine with a strong strategic, collaborative and educational focus. Dr Ayers is registered with the Australian Health Practitioner Regulation Agency and a Fellows of the Australasian College of Emergency Medicine. Dr Ayers was the Director of Emergency Medicine at Liverpool Hospital and recently the Director of Emergency medicine at St John of God (Hawkesbury). Liverpool Emergency Department is the busiest ED in NSW and is a Level 6 Trauma receiving unit and the training hub for South Western Sydney Local Heath District and HETI Network.

Dr Ayers is an Associate Professor at Notre Dame University. Dr Ayers has a passion for applying quality improvements in the clinical environment and is devoted to teaching and continuing education and is committed to providing high quality health services and continuity of care to the local community.

Dr. Louise Sweet

MBBS; FANZCA; B Nurs; Grad Dip Mid; Grad Cert Hlth Ed

Dr Sweet is a Fellow of the Australian and New Zealand College of Anaesthetists and the Director of Recovery at the Liverpool Hospital. Dr Sweet holds additional Visiting Medical Officer (Consultant) appointments at Bankstown Hospital, Fairfield Hospital and the Sydney South West Private Hospital. In addition to these appointments Dr Sweet is the Co-ordinator of the COVID Intubation Team Liverpool Hospital.

Dr Sweet hold Medical Registration (No.: MED0001189064) with the Australian Health Practitioner Regulation Agency (Ahpra) and is the lead Consultant on clinical Simulation Education at Liverpool Hospital and is currently enrolled in Graduate Certificate of Clinical Simulation – Monash University (completed in June 2021).

Dr Sweet is the clinical lead for mass crowd gatherings, major festivals and major events for AMR.

Dr Magdy Attia

MBBS; FRACGP (Member Medical Advisory Committee)

Dr Magdy Attia is the principal and founder of the Victoria Tower Medical Centre. He has been working in the Burwood NSW area for the past 30 years and has been teaching medical students for over 10 years. Dr Attia has an interest in minor surgery, obstetrics and occupational health and is a Fellow of the Royal College of General Practitioners.


Bruce Slinn smiling

Bruce Slinn State Manager Western Australia

M. CritCare; Dip Bus Mgt, Grad Cert Crit Care, Dip Para Sci, Grad cert AvMed RP

As an Australian Registered Critical Care Flight Paramedic and specialising in Aeromedical SAR/EMS, Bruce offers extensive experience, knowledge, and clinical abilities. Bruce has in excess of 26 years experience in Search & Rescue and emergency medical services in both ground and airborne operations. He has performed in the role of Senior Critical Care Flight Paramedic, Clinical Governance Coordinator/Manager, Aviation Aeromedical Advisor/Coordinator and Aircrew Officer/Senior Aircrew Instructor.

Along with operational & flight duties, Bruce has instructed in theoretical, practical training & formal assessment of Drs, Paras, pilots & aircrew. Bruce holds CASA qualifications/endorsement Helicopter CAO 29.11 winch/rappelling skills, and is a certified helicopter Internal crewman, Rescue crewman, & Flight Paramedic.

Bruce is committed to a high standard of professionalism & service, a positive thinker which helps him maintain excellent interpersonal & communication skills. Bruce has a strong commitment to both professional & personal development. Has completed Advanced Medical studies, Master Paramedical Science specialising Critical Care. During these studies Bruce was honoured to have an assignment used as a formal lecture for Critical Care studies at ECU and is registered as the author of this lecture.

With international disaster experience and involved with; Tsunami Solomon Islands, Indonesia Tsunami, Rail Camp 1 disaster, and called upon for the Sumatra Earth quake, Bruce’s experience demonstrated leadership ability, advanced medical skills and Aeromedical experience can only be an asset to our organisation.

Bruce has previously facilitated & instructed students undertaking courses in Paramedicine (Cert IV Health Care, Emergency Response, Medic/Paramedic assessment & verification of certification, Paramedic skills refresher CPD instructor to name but a few).

Andrew Keshwan – State Manager New South Wales

Andrew’s Paramedical career began some 38 years ago with NSWA in South-West Sydney. Working through the Ambulance ranks and completed ALS in 1991 followed by Ambulance Rescue and SOT. 

In 2009 moved into a management role in the SWS and has been a Station Manager / Paramedic Inspector for the last  14 years. In 2013 was instrumental (with Wayne Flint) in setting up the Paramedics Union (APA-NSW) and spearheaded the charge to retain the Extended Care Paramedic (ECP) program, both of which have gone from strength to Strength. Andrew loves to engage with staff and is open to any and all good ideas and initiatives. He believes that staff recognition and core values of being fair and consistent are the cornerstone of any good management. Andrew is looking forward to the challenges ahead and will draw on his extensive experience in front-line management  and operations to make a positive impact with MAR as it continues to grow. 

Andrew’s life revolves around family, church and soccer (or football), and being involved and /or  organising charitable fund raisers and programs. Born in Fiji, and raised in Sydney, and goes by the nickname – Keshy.

Mrs. Belinda Crean – National Training and Education Manager

Bach. ParamedSc; Dip VET; Dip Training Design and Dev; Dip of Paramedical Science; Cert IV. HlthCare (Ambulance); Cert IV Training & Assessment, RP

Belinda’s love of training began in 1997, whilst responsible initially for the training and development of staff and then later manager at a national hospitality provider. Underlying a love of teaching, Belinda also has a passion for helping people and for many years she worked as a lifeguard, swimming instructor and pool director both in Australia and America.

In 2009, Belinda combined her passions and started a boutique health care training company called CPRHELP. For 6 years Belinda has been lucky enough to spend countless hours teaching students and adults how to respond to a variety of emergencies. In 2012 Belinda decided to develop her pre-hospital training and completed her Cert IV in Health Care (Ambulance). Belinda is currently studying her Masters of Paramedicine. In conjunction with training, Belinda has been working as an Emergency Medical Technician/ Paramedic since 2012, initially with Pink First Aid and now with Absolute Medical Response.

Belinda brings a positive energy to her training sessions, ensuring they are fun and easily understood.

Chanra Young - Account Manager

Anastasia Sadovaya smiling

Anastasia (Ana) Sadovaya – Human Resources Manager

Anastasia (Ana) Sadovaya is a successful Human Resources Manager with over 15 years’ experience in the healthcare industry. Ana has held a number of roles, from Medical Receptionist, Dispensary Technician in community pharmacy, through to Education and Quality Coordinator in aged care and developed a passion for helping people. Ana’s drive to support staff in upskilling, and guiding them through their career, started while working in in residential and home care, where she worked with staff to ensure they were qualified and competent to provide quality personalised care to patients.

With a Diploma in Business and Certificate IV in Training and Assessment, Ana came to Absolute Medical Response with a wealth of industry knowledge and a passion for helping to recruit and onboard qualified staff and ensuring they are supported accordingly.

Ana is passionate about her work and dedicated to making a difference for the teams she supports, as well as the broader healthcare industry.

Gary Henry

Bio to come.

The team to rely on for medical response

Book the AMR team for your patient transport or medical response needs today. Ready to enquire about one of our training programs? Get in touch today.