National Association of Teachers of SingingFounded in 1944, National Association of Teachers of Singing, Inc. (NATS) is the largest professional association of teachers of singing in the world with more than 7,000 members in the United States, Canada, and over twenty-five other countries. Internationally, NATS is represented in Australia, Austria, Brazil, China, Costa Rica, Denmark, Egypt, France, Germany, Iceland, Italy, Japan, Jordan, Korea, Malaysia, Mexico, Netherlands, New Zealand, Singapore, South Africa, South Korea, Spain, Switzerland, Taiwan, United Arab Emirates, and the United Kingdom, with the number of countries growing every year (Opens a new tab).