Monumental Sports & Entertainment | 55,883 followers on LinkedIn. America’s leading sports and entertainment company | Monumental Sports & Entertainment (MSE), located in Washington, DC, and named a 2018 Washington Post Top Workplace, is one of the largest integrated sports and entertainment companies in the country with one of the most diverse partnership groups in all of sports. MSE owns and operates five professional sports teams: NBA's Washington Wizards, NBA G League’s Capital City Go-Go, NBA 2K League’s Wizards District Gaming, the 2018 NHL STANLEY CUP CHAMPION Washington Capitals and the WNBA's Washington Mystics. The company is also co-owner of aXiomatic, which has controlling interest in global esports franchise Team Liquid, and owns and operates Capital One Arena.