Elisabeth “Liz” Halliday began riding when she was eight years old in California and was an active member the United States Pony Club. Halliday moved to England in 2000 to work for famed eventer William Fox-Pitt and remained there to reach her goals. She progressed up the levels and gained her British Horse Society stages 1-4 and teaching qualification.
In addition to her equestrian pursuits, Halliday was a professional racing driver in sportscar and GT endurance disciplines, competing from 1997 to 2010 before focusing on horses.
In 2020, Halliday returned to the U.S. full-time, headquartering her operations in Ocala, Fla., and Lexington, Ky. She was named the World Equestrian Brands USEA Rider of the Year in 2020, becoming the first female athlete to win the award in 39 years.
Recent top results for Halliday include a 10th-place finish at the 2021 Land Rover Kentucky Three-Day Event CCI5*-L with Deniro Z, a fifth-place finish at the 2022 Luhmühlen CCI5*-L with Cooley Quicksilver.
Halliday started a partnership with Miks Master C in 2022, and they quickly began earning top results. They won the CCI4*-S at The Event at Rebecca Farm followed by a win in the CCIO4*-NC-S at the FEI Eventing Nations CupTM Canada, where they also helped the Land Rover U.S. Eventing Team finishes atop the podium. Halliday-Sharp and Miks Master C were on the U.S. team again at the FEI Eventing Nations Cup Netherlands, where fifth with the team and individually. In 2023, they were third in the Land Rover Kentucky Three- Day Event presented by MARS EquestrianTM CCI5*-L, which was Mik Master C's five-star debut.