Jonathan Anderson


American Specialist in Equine Surgery

Jonathan Anderson graduated from the University of Edinburgh in 2000. He worked at Rainbow and the San Luis Rey Equine Hospital in Southern California before completing a large animal clinical fellowship at Oregon State Veterinary Teaching Hospital and an equine surgical residency at The University of California, Davis. He remained as a staff clinician at UC Davis before returning to Rainbow in September 2009 to further develop surgery and diagnostic imaging at the hospital. He has particular interests in arthroscopic and laparoscopic surgery, CT and cervical disease including the stabilisation of CVM cases.

Moses Brennan


Moses Brennan qualified from the University of Liverpool in 1999 and worked in mixed practice before working at Ashbrook Equine Hospital in Cheshire where he developed an interest in equine surgery. Moses travelled and worked in New Zealand before undertaking a residency in equine surgery at the University of Sydney, Australia. Moses has been a surgeon at the practice since 2008 and is involved in all areas of surgery. His interests are in standing surgery and minimally invasive surgery and particularly advanced equine dentistry and oral surgery. His day-to-day caseload is dominated by head CT scans and performing minimally invasive tooth extractions and sinus surgeries.

David Rendle


RCVS and European Specialist in Equine Internal Medicine

David initially worked in farm animal and equine practice in Somerset before completing an internship at Liphook Equine Hospital and a residency at The University of Glasgow. After more time in equine practice he focused on internal medicine obtaining a European diploma. He has subsequently worked at The Royal Veterinary College, Charles Sturt University in Australia and most recently at Liphook Equine Hospital. He moved to Rainbow in 2015 to further develop their internal medicine, critical care and laboratory facilities. He has particular interests in endocrine, gastrointestinal and respiratory diseases as well as ophthalmology and clinical pathology.

Barny Fraser


European Specialist in Equine Surgery

Barny joined Rainbow this summer returning to the UK after 7 years in the Southern Hemisphere, working initially in private practice in New Zealand and then as a senior lecturer at the University of Queensland, Australia. Prior to heading down-under he worked in Newbury and completed a surgical residency at the University of Edinburgh. He has been a European Specialist in equine surgery since 2006 and has a broad range of experience in racing, breeding, pleasure and competition horse referral practice. He is also widely published on a range of surgery-related topics.

Jonathon Dixon


European Specialist in Veterinary Diagnostic Imaging

Jonathon qualified from the Royal Veterinary College and following a short period working in Egypt for a charity veterinary practice joined Rainbow Equine Hospital as an intern for 18 months where he developed an interest in advanced imaging, in particular CT and MRI. Jonathon then completed a 3-year senior clinical training scholarship (residency) at the Royal Veterinary College in Large Animal Diagnostic Imaging before returning to Rainbow. In January 2017 he became a European Specialist in Veterinary Diagnostic Imaging. Only a handful of private equine hospitals in the UK have a specialist radiologist on site to be able to perform and interpret MRI, CT and scintigraphy.  Jonathon oversees these cases and assists with radiography and ultrasonography to ensure that all horses coming to the hospital benefit from state-of-the-art diagnostics. He has particular interests in CT imaging of the head and neck, and MRI of the distal limb.

Kate Loomes


European Specialist in Veterinary Anaesthesia

Kate graduated from the University of Sydney in 2005 and returned home to Yorkshire working in mixed and equine practice before completing an internship and residency in Veterinary Anaesthesia and Analgesia at the University of Liverpool. Kate became a European Specialist in Veterinary Anaesthesia and Analgesia in 2016 and has particular interests in the peri-operative care of colic patients and multi-modal pain management techniques. Kate joined the team at Rainbow in 2017 and is actively involved in the care of horses undergoing general anaesthesia or standing sedation for surgical and diagnostic imaging procedures. Kate also assists with the intensive care of hospitalised horses and foals.

Gemma Tyner


Gemma grew up on a dairy farm and has ridden horses all her life. She enjoys all equestrian sports; and being and doing things out doors.
Gemma went on to graduate from Onderstepoort in South Africa in 2005, after a year in mixed practice, completed an internship in Equine Emergency and critical care where she spent a foaling season at The Ohio State University before traveling down to Australia and completing a second foaling season at Scone Equine Hospital, NSW. Shortly after which she undertook a large animal internal medicine residency at The University of Pennsylvania. She then did a bit of locum work before being offered a position at St. George’s University, Grenada. Here she taught clinical skills and critical reasoning. There after she spent some time working in Devon before joining the referral team at Rainbow Equine Hospital.