Alongside his artistic work with LINES Ballet, as General Manager for 32 years, he built the Company’s touring program into one of the nation’s most expansive. In 2018, he became Executive Director, serving in the role until May of 2023. In addition to his work with LINES Ballet, he has designed for Ballet de Monte Carlo, Ballet Bejart, the Royal Swedish Ballet, San Francisco Ballet, Joffrey Ballet, Frankfurt Ballet, and Alvin Ailey American Dance Theater.

He has also collaborated on book projects with artists and poets Richard Tuttle, Mei-mei Berssenbrugge, Kiki Smith, Cecilia Vicuna, and Barbara Guest. His work is found at the New York Museum of Modern Art in the Department of Books and Illustrated Prints, the Whitney Museum, and the Spencer Collection of the New York Public Library. Mr. Rosenwasser grew up in New York, attending Fiorello H. LaGuardia High School of Music & Art and Performing Arts, Cooper Union, and California Institute of the Arts.