2019 Progress Businesses These local businesses support the local arts, theater, and entertainment in our region. Schools / Colleges Business Name: Mary B. Martin School of the Arts Business Website Address: https://www.etsu.edu/martin Business Phone Number: 423-439-8587 Business Address: 276 Gilbreath Dr. Johnson City, TN 37614 View Business Name: Northeast State Business Website Address: https://www.northeaststate.edu Business Phone Number: 423-323-3191 Business Address: 2425 Highway 75 Blountville, TN 37617 View Nov 1, 2016stellaradmin