Shamrock Capital Buys Stargate Music Publishing Catalogue Works by Rihanna, Beyoncé, Coldplay, and Katy Perry acquired by Shamrock’s Entertainment IP Fund LOS ANGELES, October 16, 2018-- Shamrock Capital, a Los Angeles based investment firm, today announced that its Entertainment IP Fund has acquired the music publishing catalogue from Tor Hermansen and Mikkel Eriksen, known as the songwriting and production duo, Stargate. Shamrock acquired the catalogue through its Entertainment IP Fund which was formed to acquire existing entertainment intellectual property rights across the broader music, film and television content sectors of the industry. Terms of the transaction were not disclosed.