Brandon Green, better known by his stage name Maejor Ali (also known as Bei Maejor), is an American music producer, songwriter and recording artist from Michigan. Maejor has produced and written for several artists including Trey Songz, Justin Bieber, Austin Mahone, Tinie Tempah, Sammy Adams, Keri Hilson, LeToya Luckett, Ciara, Sean Kingston, Cody Simpson, Lloyd, Chrisette Michelle, T-Pain, Bow Wow, New Boyz, Ne-Yo, Wiz Khalifa, Bun B, Monica, Ginuwine, Plies, Soulja Boy, Rock City, Travis Porter, Tiesto, Three 6 Mafia and Iggy Azalea.
He has also produced music for national campaigns including Pepsi and the Boston Celtics.
He has produced movie soundtracks for Bratz: The Movie in 2007, The Princess and the Frog in 2009, Think Like a Man in 2012. He received his first Gold Plaque for production on Bun B's Trill in 2005 while still in college at the University of Michigan in Ann Arbor. He was nominated for Grammy for his work on Trey Songz' album in 2010 and Monica's album in 2011.