Sebastian Guglielmino is our Head Trainer

Sebastian joined Hidden Brook Farm in October 2007. Originally from Argentina, he has been showing and training horses for more than 20 years, the past 7 of which have been in the United States.

Having been trained by top professionals in South America and the USA, including Frank Chapot, Sebastian was well prepared for a successful career competing in the Jumper Division up to the Grand Prix level. He has shown in some of the most prestigious shows in the USA (Wellington and The Hampton Classic), and internationally in Argentina.

Currently, Sebastian is training and coaching students in Hunters, Jumpers and Equitation. He continues to show his own horses as well as his students’.

Sarah Rundquist is an Instructor and Trainer

Sarah has over twenty years experience as a professional horsewoman and instructor. She graduated with a degree in Equine Science from Meredith Manor International Equestrian Center and was a member of the Intercollegiate Equestrian Team at Sweet Briar College. Sarah has successfully trained and coached young students competing from Mini Stirrup to Children’s Hunter. She has experience breaking and training young horses. Sarah is a versatile equestrian who has competed in the Equitation, Hunter and Jumper arenas. She also enjoys foxhunting with the Essex Fox Hounds.