 BALTIMORE, July 07, 2021 GLOBE NEWSWIRE -- Slinger OTCQB: SLBG , a sports brand launched in 2020 and focused on innovating game improvement equipment for all ball sports with an initial focus on the global tennis market, today announced that Mike Ballardie, Slinger Chief Executive Officer, will be presenting at the OTC Markets Small Cap Growth Investor Conference on Thursday, July 8, 2021 at 2:00 PM EST. 