Mark Ronson currently works with his band under the music alias of Mark Ronson & The Business Intl. Mark Ronson (producer, writer, vocals, guitar, percussion, keyboards, drum machine, bass, bell ringing). Alex Greenwald (writer, percussion, keyboards, vocals). Homer Steinweiss (writer, drums). Nick Movshon (writer, bass, drums, keyboards, guitar). Thomas Brenneck (writer, bass, guitar). Victor Axelrod (writer, keyboards, percussion).