Staff

Tim Sullivan (Owner / Trainer)

Owner and trainer Tim Sullivan brings 40 years of professional experience to Michigan as a rider, trainer and instructor. His résumé includes multiple USEF Horse of the Year honors and an inductee to the Show Hunter Hall of Fame.

Since opening Oakland Hills Farm in 2001, his students have competed at the North American Young Riders Championship, the Devon Horse Show and Pennsylvania National Horse Show. His horses and riders have also won circuit championships at the Ocala Winter Circuit. Locally, his students have won HJAM championships in the junior jumpers, junior hunters, equitation and short stirrup.

Sarah Robertson (Trainer)

Sarah grew up around horses and began taking formal riding lessons at the age of five. She began competing on the A circuit at the age of ten and spent years at top show barns. Sarah has successfully competed and ribboned at numerous prestigious competitions across the country, including the Winter Equestrian Festival, Kentucky National, and Hampton Classic. Additionally, as a junior rider, she qualified for the Maclay Regionals, Medal Finals, the Syracuse Invitational Equitation Top 100 (receiving a bronze medal), and the National Horse Show and received year end awards through HJAM and MHSA. In addition to her extensive hunter/jumper/equitation training, Sarah also trained with nationally renowned Grand Prix Dressage trainer Brad Cutshall.

 Sarah has been teaching and riding professionally since 2007 and graduated with a Bachelor of Arts in Psychology from the University of Michigan, Ann Arbor, in 2009. Upon graduation, Sarah joined the team at Oakland Hills Farm. Sarah now functions as the director of the riding school, teaches lessons to beginner through advanced riders, and trains and competes with clients’ and the farms’ show and sale horses.

Lauren Nassar (Director of Equestrian Activities)

Lauren Nassar came to Oakland Hills Farm in 2004 and has been riding under the guidance of head trainer Tim Sullivan since then. In 2008, she became a working student at the farm, shadowing trainer Tim Sullivan, as well as learning the intricacies of proper daily horse care, veterinary follow up, and supporting health and quality performance in equine athletes. The following year, she became head show groom, overseeing all details of the farm’s organization and horse care while on the road. In addition to her extensive knowledge of horse care, Lauren has extensive experience in riding and training young and problem horses and serves as our resident “pony trainer”. Lauren currently functions as barn manager and director of equestrian activities while pursuing a Bachelors Degree from Oakland University.