[1] After a short managerial stint at Chesham United in 2006, he ran Charlton Athletic's youth academy in Alicante until funding dried up, then returned to the UK to manage Ware and then Hemel Hempstead Town.
[3] Green was appointed as manager of Histon in July 2012 but left the role by mutual consent five months later due to the club's financial difficulties.
[7] His first game in charge was on 29 September 2018, in a Southern League Premier Central fixture at home to Royston Town which Tamworth lost 2–1.
[9] In October 2021, he was appointed interim manager of AFC Telford United,[2] overseeing a win over Farsley Celtic and a draw with Gloucester City,[10] then securing the role on a permanent basis.
[2][11] In 2003 Greene was ordered to pay a £1,000 fine and £530 in costs following a fight with a bouncer in High Wycombe, after being kicked out of a club for harassing women.