Meet the Team

There’s no equine-related problem that’s too small or too great for our friendly and professional team.

Surgeons







  • Rainbow Equine

    Moses Brennan

    Clinical Director

    BVSC CERTES(ORTH) MRCVS

    Moses qualified from the University of Liverpool in 1999, and developed an interest in equine surgery through working in mixed and equine practices. He travelled and worked in New Zealand before undertaking a residency in equine surgery at the University of Sydney, and joined us in 2008. His day-to-day caseload is dominated by head CT scans and performing minimally invasive tooth extractions and sinus surgeries.

  • Rainbow Equine

    Jonathan Anderson

    Clinical Director, RCVS & American Specialist in Equine Surgery

    BVM&S DIPACVS MRCVS

    After graduating in 2000, Jonathan completed an internship at San Luis Rey Equine Hospital, before joining our practice for a few years. He is a Royal College of Veterinary Surgeons (RCVS) equine surgical specialist, a diplomate of the American College of Veterinary Surgeons and an FEI veterinary delegate. He has completed fellowships and residencies at universities in Oregon and California, and achieved diplomat status in 2009, the same year he rejoined our surgical team. He has been involved in advancing the use of CT as a diagnostic and intra-operative imaging modality within the equine veterinary field, and is an FEI veterinary delegate.

  • Rainbow Equine

    Rachel Agass

    European Specialist in Equine Surgery

    BSC BVETMED (HONS)

    Rachel is a European specialist in equine surgery and joined us as part of a shared surgery residency with the University of Glasgow. She was an intern at our practice prior to joining Bendigo Equine Hospital in Victoria. She is involved in all areas of lameness and surgery. 

  • Matt Cullen

    Matthew Cullen

    European Specialist in Equine Surgery

    BSc(Hons) BVSc MPhil CertAVP Dip.ECVS MRCVS

Medicine Vets







  • Rainbow Equine

    Rachael Conwell

    Clinical Director & European Specialist in Equine Internal Medicine

    BVETMED CERTEM(INTMED) DIPECEIM MRCVS

    After graduating in 1997, Rachel worked in mixed practice  and completed a residency in equine internal medicine at the University of Liverpool. She subsequently worked in equine practices in Buckinghamshire, Gloucestershire and Yorkshire, before establishing her own equine internal medicine mobile referral service in 2008. She joined us in 2019, and is involved with the medicine caseload and laboratory reporting. She has presented at numerous national and international veterinary conferences and is an examiner for the University of Liverpool. She is part of the veterinary team for Bramham Horse Trials, and also provides veterinary services for the SPANA charity.

  • Rainbow Equine

    Gemma Tyner

    American Specialist in Large Animal Internal Medicine

    MVSC DACVIM

    Gemma grew up on a dairy farm and graduated in 2005. After a year in mixed practice, she completed an internship in equine emergency and critical care, where she spent a foaling season at Ohio State University, before travelling to Australia to work at Scone Equine Hospital. She later undertook a large animal internal medicine residency at The University of Pennsylvania and taught clinical skills in Grenada, before joining our team. 

  • Rainbow Equine

    Rosie Olley

    European Specialist in Equine Internal Medicine

    BVSC MSCVPS CERTAVP(EM) DIPECEIM MRCVS

    Rosie graduated from the University of Liverpool in 2010, and gained experience at mixed and equine practices across the UK and Ireland and as an intern at University College Dublin. She has also completed a residency in equine internal medicine at the University of Liverpool, is a diplomate of the European College of Equine Internal Medicine and has undertaken research into fasting insulin cut-offs and eye injuries in polo ponies.

  • Lizzie Halliwell

    Lizzie Halliwell

    European Specialist in Equine Internal Medicine

    BVSc CertAVP(EM) DipECEIM AFHEA MRCVS

Anesthesia Specialist







  • Rainbow Equine

    Kate Loomes

    European Specialist in Veterinary Anaesthesia and Analgesia

    BVSC(HONS) MSC CERTAVP(EP) CERTAVP(VA) CERTAVP(EM) DIP ECVAA MRCVS

    Originally from Yorkshire, Kate graduated from the University of Sydney in 2005. She has worked in mixed and equine practices across the UK, and has worked as an intern and resident in veterinary anaesthesia and analgesia at the University of Liverpool. She joined our team in 2017, and is a European specialist in veterinary anaesthesia and analgesia.

Imaging







  • Rainbow Equine

    Jonathon Dixon

    Clinical Director, RCVS & EBVS European Specialist in Veterinary Diagnostic Imaging

    BVETMED MVETMED DIPECVDI MRCVS

    Jonathon graduated from the Royal Veterinary College in 2011, and later interned at our practice and completed a three-year senior clinical training scholarship residency. Since returning to our team, he has become a European and RCVS specialist in veterinary diagnostic imaging. He has a particular interest in CT imaging and MRI scanning, and has published scientific resources on these subjects and others. Jonathon became a clinical director of Rainbow Equine Hospital in January 2023. 

  • Rainbow Equine

    Owen Fletcher

    Resident in Large Animal Veterinary Diagnostic Imaging

    BVSc MRCVS

    Owen completed an internship at our veterinary hospital before joining our team permanently, and is likely a familiar face to many. He is a resident with the European College Of Veterinary Diagnostic Imaging, and his main interests include imaging, orthopaedic anatomy and lameness diagnostics.

Ambulatory Vets







  • Rainbow Equine

    Brian Reed

    Clinical Director

    BVMS CERTEP MRCVS

    Brian graduated from Glasgow University Vet School in 2003, and has a particular interest in pre-purchase examinations, sports horse cases and breeding work. He joined us in 2008, has an RCVS certificate in equine practice and is an FEI treating vet and a DEFRA appointed official vet. He regularly officiates at Beverley Racecourse, and enjoys walking his Labrador and getting out into the countryside in his free time.

  • Rainbow Equine

    Joe Mackinder

    Clinical Director & Equine Veterinary Surgeon

    BVSC CERTEP AVP MRCVS

    Originally from Slingsby, Joe graduated from Liverpool University in 2005. He worked in various mixed and equine practices across the UK and spent a stud season in Australia before joining our team in 2014. His clinical interests include equine dentistry, acupuncture and stud and performance medicine, and he is an accredited equine dental technician.

  • Rainbow Equine

    Mandy Platt

    Equine Veterinary Surgeon

    BVSC MRCVS CERTAVP(EM) MRCVS

    Mandy has been with us since 2011, and graduated from Massey University in 2009, before working at an equine practice in New Zealand for two years. Her clinical interests include internal medicine, routine preventative care and welfare work, and she holds a certificate in advanced veterinary practice (in equine internal medicine). In her free time, she enjoys travelling, sailing and exploring the countryside with her Labrador, Ella.

  • cat moon

    Catriona Moon

    Equine Veterinary Surgeon

    BSC BVSC CERTAVP(EP) PGDIP VETPHYS MRCVS

    Catriona graduated from the University of Liverpool in 2008, and holds an advanced veterinary practitioner certificate in equine practice and a postgraduate diploma in veterinary physiotherapy. She is a trained veterinary acupuncturist and often officiates competitions, as she is an FEI permitted treatment veterinarian, a level one FEI official veterinarian and a level two FEI endurance veterinarian. She has also represented Team GB eight times at European and world championships and at the World Equestrian Games. 

  • Rainbow Equine

    Aimi Duff

    Equine Veterinary Surgeon

    BVM&S CERTAVP (EM) MRCVS

    Aimi graduated in 2009, and worked in mixed practices before deciding to focus on equine work. She has experience with both pleasure and competition horses in all manner of disciplines, and obtained her advanced veterinary practitioner certificate in equine medicine in 2016. In her spare time, she enjoys riding, running, cycling and looking after her pets.

  • Rainbow Equine

    Amy Roberts

    Equine Veterinary Surgeon

    BVETMED MRCVS

    Amy has a passion for stud medicine, and before joining our team worked in equine practices in Northumberland and the Scottish Borders and completed an internship at the R(D)SVS Equine Hospital in Edinburgh. She is currently studying for a certificate in stud medicine, and is an FEI Treating Vet and an official veterinarian. 

Practice Manager







  • Rainbow Equine

    Lorraine Colgan

    Practice Manager

    Lorraine worked in accountancy and bookkeeping before joining our practice in 1996, and runs our office – she has watched the practice grow from a four-vet team! She has many contacts in the horse and horse racing fraternity, and enjoys spending her free time with her family. 

Veterinary Nurses







  • Rainbow Equine

    Rebecca Stiles

    Head Equine Veterinary Nurse

    RVN

    Rebecca, better known as BT, joined us in 2005 and completed her equine veterinary nursing training in 2009. She has been in the reserve forces as a medical sergeant since 2002, and has served in Iraq and the Falklands. She works at our hospital site, and helps run our MRI, CT and scintigraphy services. 

  • Rainbow Equine

    Bella Whittle

    Equine Veterinary Nurse

    RVN

    While completing her zoology degree at Newcastle University, Bella spent her summer breaks working at our practice, and joined the team on a full-time basis after graduating. Outside of work, she is a keen eventer and has her own horse on up to one star level.

  • Lucy Woodhead

    Lucy Woodhead

    Equine Veterinary Nurse

    RVN

    Lucy joined our nursing team in 2003, and became a registered equine veterinary nurse six years later. Her main clinical interests include CT and MRI scanning, scintigraphy and training student nurses. In her own time, she loves socialising with her husband, keeping fit, walking her dogs and competing with her horse, Crazy Mazy. 

  • Rainbow Equine

    Jenna Reilly

    Equine Veterinary Nurse

    RVN
  • Rainbow Equine

    Sophie Wrench

    Equine Veterinary Nurse

    RVN

    Sophie grew up in Cheshire, and was a groom for top event rider Ben Hobday before joining Cheshire Equine Clinic as a veterinary care assistant. She later spent time in Newmarket, which inspired her to join our team and begin her equine veterinary nurse training. Outside of work, she enjoys keeping fit and riding out for a point-to point trainer.

  • Rainbow Equine

    Amy Green

    Equine Veterinary Nurse

    RVN

    Amy spent six years working on racing yards before joining our practice as a theatre nurse in 2013. She has a national diploma in sports therapy, health and fitness and is currently training to become a registered equine veterinary nurse. Her hobbies include shopping, racing and taking her dog for long walks. 

  • Rainbow Equine

    Grace Leak

    Equine Veterinary Nurse

    RVN

    Grace grew up around horses and used to show jump ponies. She joined our team straight after finishing school, having worked at our practice during summer holidays. Consequently, she already knew everyone very well, despite being one of our youngest team members!

  • Rainbow Equine

    Caitlin Skelton

    Equine Veterinary Nurse

    RVN

    A lifelong horse lover, Caitlin studied equine sports science and equestrian psychology at Nottingham Trent University. After working for the eventing rider Oliver Townend and as an animal rescue officer, she began her equine veterinary nurse training in 2016, before spending time working as a veterinary nurse in Australia and returning to the UK to join our team. In her spare time, she enjoys riding and walking her dogs. 

  • Rainbow Equine

    Laura Robinson

    Trainee Equine Veterinary Nurse

    Laura completed her riding and teaching level three qualification at Bishop Burton College, and went on to work as a hunt groom for two years. She joined the Rainbow team in 2018, and is training to become a registered equine veterinary nurse. 

  • Rainbow Equine

    Izzie Welch

    Trainee Equine Veterinary Nurse

  • Rainbow Equine

    Jodie Livsey

    Trainee Equine Veterinary Nurse

  • Rainbow Equine

    Kiera Colgan

    Trainee Equine Veterinary Nurse

    RV

    Kiera has been riding horses since she was four years old, and attended racing college in County Kildare in Ireland. Before joining our practice, she worked for Mick Halford, spent time in Dubai and competed in British eventing, show jumping and dressage events.

  • Rainbow Equine

    Nick Fensome

    Trainee Equine Veterinary Nurse

    Nick has a great deal of experience in both equine work and care, having worked in a brain injury care unit before gaining racing industry experience at Ruth Carr Racing. After a brief stint working as a plumber with his father, he decided to join our yard team and begin his training as a registered equine veterinary nurse. 

Yard Team







  • Rainbow Equine

    Domonic Crolla

    Yard Manager

    Before joining our practice as yard manager, Dom was head lad at Malcolm Jefferson’s premises for many years. 

  • Rainbow Equine

    Tina Carr

    Yard Team

  • Rainbow Equine

    Stuart Jeffery (Snowy)

    Yard Team

    Snowy has worked with horses his whole life, both in stables and as an owner. As part of our yard team, he carries out maintenance work. 

  • Kirsty Harley

    Kirsty Hartley

    Yard Team

  • Rainbow Equine

    Anna Donkin

    Yard Team

    Before joining our team, Anna worked for Richard Fahey Racing for six years, where she rode and took great care of the horses. She is proud to still own her childhood pony.

  • Rainbow Equine

    Allison Stark

    Yard Team

    Allison worked as an assistant to the racehorse trainer Richard Hughes before joining our team, and has a wealth of industry experience. 

  • Georgia Mason

    Georgia Mason

    Yard Team

  • Keeley

    Keeley Camplin

    Yard Team

Lab Team







  • Rainbow Equine

    Ian Rogers

    Lab Manager

    BSC (HONS)

    Ian studied biology at the University of Hull, and has 12 years’ experience in animal health. He has a keen interest in microbiology, molecular biology, serology and parasitology, has been published in laboratory journals and has undergone extensive post-graduate training in microbiology and parasitology. He joined the Rainbow lab team in 2015.

  • Rainbow Equine

    Alice Gardner

    Lab Team

    BSC (HONS) MSC EQUINE SCIENCE

    Ali has a BSc in equine management and an MSc in equine science from Aberystwyth University. As part of her master’s, she spent time at The University of Liverpool researching antimicrobial effectiveness against biofilms in equine chronic wounds. This fuelled her ambition to work within an equine clinical laboratory and be involved in veterinary medicine.

  • Rainbow Equine

    Christie Hewitt

    Lab Team

    BSC (Hons) Biomedical Science

    Christie studied biomedical sciences at Sheffield Hallam University, and later completed a master’s degree in the subject, specialising in blood science and completing research into the effect of steroid hormones on coagulation factors. She worked in clinical trial specimen management before joining us in 2019. 

  • Rainbow Equine

    Harry Boreman

    Lab Team

  • Rainbow Equine

    James Nottingham

    Lab Team

Reception Team







  • Rainbow Equine

    Julie Render

    Office Manager

  • Rainbow Equine

    Hollie Cook

    Receptionist

  • Rainbow Equine

    Sabrina Coultas

    Receptionist

  • Rainbow Equine

    Emma Milson

    Receptionist

  • Emily

    Emily Allen

    Receptionist

  • Lily Hutchinson

    Lily Hutchinson

    Receptionist

  • Rainbow Equine

    Hannah Worrell

    Receptionist

Accounts Team







  • Rainbow Equine

    Emma Corner

    Accounts Manager

  • Rainbow Equine

    Stewart Walker

    Insurance Manager

  • Rainbow Equine

    Lisa Evans

    Receptionist

  • Rainbow Equine

    Kirsty Cole

    Receptionist

  • Rainbow Equine

    Diane Cowdy

    Receptionist

  • Rainbow Equine

    Jackie Moon

    Reports Clerk