Our Team

Our Veterinary Team

Dr Ralph Katzwinkel qualified from Onderstepoort in 1980 and has been in private practice ever since. He has in the past served on both the SAEVA and SAVA committees. He is currently the regional FEI and SAEF official veterinarian. He has a wealth of experience in the equine industry and has a special interest in surgery, equine sports medicine and pre- purchase examinations. Over the years his interest in surgery has been honed towards orthopedic, arthroscopic and colic surgeries.

In 2000 Ralph was awarded his MBA Degree at Henley on Thames in the UK, after 5 years of long distance learning and uses this knowledge in his position as managing partner.

Ralph is married to June and they have two sons. Outside interests are clay pigeon shooting for which he has represented Kwa Zulu Natal and South Africa. In September 2012 Ralph was awarded his National colours in American skeet and represented South Africa at the World Championships in San Antonio, Texas.
Dr Sean Miller joined the practice in December 2012. He qualified from the University of Cape Town with a BSc in Zoology and Physiology in 2005 and then obtained a BSc Honours in Wildlife Management from University of Pretoria.

He then went on to qualify from Onderstepoort in 2012. While at Onderstepoort he was chairman of Wildlife Symposium Committee and the Student Veterinary Committee, and sat on the local branch committee of the International Veterinary Students Association. In 2018 Sean completed his MSc (Veterinary Science) and graduated with distinction. Sean was admitted as a Member of the Royal College of Veterinary Surgeons in the UK in 2018.

Sean is a keen horse rider and is currently eventing two thoroughbreds and moving up the grades. He is a qualified FEI Official Vet and works at many horse shows. He was selected as the South African Team Vet for the 2018 World Equestrian Games being held in Tryon, USA in September.
Dr Nicolas Demunter qualified from the University of Ghent, Belgium in 2017. Thereafter he spent a year doing an internship in all aspects of equine medicine in Cape Town. During his internship he developed skills in neonatal care, anaesthesiology and medical imaging. Before joining Summerveld Equine Hospital Nicolas worked for a year as an ambulatory vet for a private practice in Manchester, UK.
He has a keen interest in all aspects of equine practice – but particularly enjoys internal medicine and medical imaging.
He enjoys recreational riding, particularly going for rides on the beach. In his spare time he likes to do cross-fit and outdoor sports such as hiking and surfing.

Our Administration Team

Lara, Christine, Melissa and Nicole

Our Stable Staff

Standing: Kevin, McGywer, Patricia (cleaner), Stanley, Richard, Ralph.

Kneeling: Thandile, MZ, Mzee, Lindile
Summerveld Equine Hospital