Los Angeles-based online live entertainment marketplace ScoreBig.com has promoted David Goldberg to CEO, and shifted co-founder and CEO Adam Kanner to the role of executive Chairman, the company said Thursday afternoon. Goldberg was previously Chief Strategy Officer for the company, and has been an advisory board member for the company since it was founded in 2009. Goldberg was previously the CEO of Youbet.com, and also was EVP of Global Music Services at Ticketmaster. ScoreBig is venture backed by Bain Capital Ventures, U.S. Venture Partners and the Checketts Partners Investment Fund. The company said it had 600% revenue growth in 2012. The company helps major sporting teams and others fill unsold seats, while providing great deals for consumers.