María E Castello graduated from the National School of Dance and the School of Medicine in Buenos Aires Argentina. She is a Laban/Bartenieff Movement Analyst. She has always been interested in dance in all its forms. Parallel to her carreer in ballet and contemporary dance she joined the Argentina Folk Ballet directed by Nora and Raul Dinzelbacher, performing with this folklore-tango company in Argentina, Brazil and U.S.A. from 1980 to 1988. She has studied with Pepito Avellanada and Suzuki de Souza. Since 1997 she has been studying under the direction of Mingo Pugliese and Rodolfo Dinzel. From 1985 to 1990 María lived in the Washington Metropolitan area. She performed and presented her own work at Dance Place, Public Playhouse and the Kennedy Center Terrace Theater among other performing centers.

From 1990 and 1996 she lived in Montréal, Canada. She is one of the founders of La Tangueria in Montréal. She has also taught tango at the University of Montreal and the University of Québec in Chicoutimi. She performed and choreographed tango in collaboration with the ensembles Musica Camerata, Tangando and Quartango from Montréal.

In her teaching María intergrates her experience, her artistic and scientific knowledge about movement and her love for dance. María was the School Director of Rockford Dance Company from 1996 to 2004. María has conducted many outreach programs for the Latin community in collaboration with La Voz Latina, Nashold School and with the Rockford Art Museum. She is also the Artistic Director of the Without Shoes Modern Dance Company.