"Miss Grieco displayed temperament and facility lightyears beyond her age. What was most captivating about her, though, was a complete and absolute understanding of the composer's intentions. That is something that is truly challenging. Her sense of timing and drama was truly remarkable." - The Los Angeles Times 
 After achieving international recognition within the first few years of her career, Rossina made her formal debut at Copley Hall with the San Diego Symphony, at eight years old. She has premiered in venues such as Lincoln Center, Poly Theatre, Koerner Hall, Shanghai Oriental Art Center, Xinghai Concert Hall, The Auditorium at TSRI, and Sherwood Hall. A frequent guest artist at the Beijing International Music Festival, La Jolla Music Society, Antheneum Concert Series, Rossina has toured extensively throughout Europe, Asia, and the Americas working alongside artists such as Dmitri Bashkirov, Richard Goode, Gábor Takács-Nagy, Yu Long, Dame Fanny Waterman, Gary Graffman, Eleanor Sokoloff, Fu Cong, and more. 
The longest-standing recipient of the Ihnatowycz Prize in piano, one of the highest, and most prestigious awards offered in North America, Rossina has received accolades and academic recognition from institutions such as Juilliard, The Glenn Gould School, Escuela Superior de Música de Reina Sofía, and Curtis. Rossina is currently under management by Polyphony Arts.