Ospelt was born in 1959 in Vaduz, Liechtenstein. She was born to a Catholic father and a Protestant mother. She studied ceramics. She was described as "worked as a nanny in Chicago and as a kiosk salesperson, she has been employed by a TV station and the Vaduz Art Museum, she has worked as a software trainer and telephone operator at a bank".[1] She also worked as a manager for glass production company Swarovski. She quit that job at the age of thirty-five to travel through Central America for a year and learnt the Spanish language. She has been involved in a number of humanitarian initiatives.[2]
In 2003, she applied to become secretary of FC Vaduz. In 2010, she was appointed vice-president of FC Vaduz. In 2013, she was appointed president of FC Vaduz. She became the second female president of a club in the Swiss professional leagues. She helped them achieve promotion in 2014. She suffered relegation in 2017.[3] In 2019, she resigned as president of the club. She was replaced as president by Liechtenstein international Patrick Burgmeier.