Baltimore Rock Opera Society
The Baltimore Rock Opera Society (BROS) is an official 501c3 non-profit organization founded in 2007 by Aran Keating, John DeCampos, Dylan Koehler, Eli Breitburg-Smith, and Jared Margulies with the mission of producing original, live rock operas. BROS opened their first performance, Gründlehämmer, at 2640 Space in Baltimore in 2009.
Source: Wikipedia — Baltimore Rock Opera Society (CC BY-SA 4.0)