Emmanuel-Thomas came through the ranks at Arsenal but only made one senior appearance for the club. Having gone on a variety of loan spells, he left in 2011 to join Ipswich Town, and has gone on to play for Bristol City, QPR, MK Dons, Gillingham, PTT Rayong in Thailand, Livingston, Aberdeen, Jamshedpur in India, Kidderminster Harriers, and Greenock Morton before his sacking.