During World War II, she staged performances in secret in support of the Dutch resistance.

The school later merged with Balletstudio Nel Roos to form the Dutch National Ballet Academy.

[2] She choreographed a number of ballets including: Snoek also founded Assitej Netherlands, the youth theatre Jeugdtheater De Krakeling [nl] and the IVKO Montessori school of arts.

[2] Snoek was married twice: first to Nicolaas Wijnberg, a dancer, in 1939 and then, in 1951, to television director Erik Klaas de Vries [nl].

[6] The Hans Snoek Award was established by the Dutch Association of Theatre Directors.