Yoonah launched her career when she won the 2016 Concert Artists Guild International Competition – the first solo clarinetist to win CAG in nearly 30 years, she joined the ranks of prominent solo clarinetists discovered by CAG, including David Shifrin, Michael Collins, and David Krakauer. Yoonah is also the first woman to win first prize at the Vandoren Emerging Artist Competition and she is a first prize winner of the George Gershwin International Competition and the Vienna International Competition. Yoonah has given recitals at Carnegie Hall’s Weill Recital Hall, Chicago’s Dame Myra Hess Memorial Concerts series, Washington Performing Arts’ Music in the Country series, Chamber Music Society of Little Rock and Union County Performing Arts Center.  She has also appeared as concerto soloist with the Maui Chamber Orchestra, New England Philharmonic, Wheeling Symphony Orchestra, New York Classical Players, DuPage Symphony Orchestra,  Arkansas Symphony Youth Orchestra, and the Chesapeake Youth Symphony.