STRONG Technical Services Extends Nationwide Managed Service Agreement with Marcus Theatres®

CHARLOTTE, N.C., Nov. 30, 2021 (GLOBE NEWSWIRE) -- STRONG Technical Services, Inc., (STS) a wholly-owned subsidiary of Ballantyne Strong, Inc. (the Company) (NYSE American: BTN) and a leader in projection equipment sales, engineering, and services, today announced it has extended its nationwide managed service agreement with Marcus Theatres into 2023.