 JOLIETTE, Quebec, Sept. 13, 2021 GLOBE NEWSWIRE -- StrongMDI Screen Systems, Inc., a wholly owned subsidiary of Ballantyne Strong, Inc. NYSE American: BTN, and a leader in projection screen manufacturing and optical coating development for cinemas, commercial venues, and amusement parks worldwide StrongMDI, announced that Dennis Pacelli has been appointed as its National Cinema Sales Manager for the United States, effective September 13, 2021. Mr. Pacelli brings decades of experience in global sales and business development to his new role at StrongMDI where he will lead sales initiatives and drive new client acquisitions in the region. He will also provide strategic insight to guide business growth. 