Fenn played for Tottenham Hotspur, making his professional debut in January 1997 in a third round FA Cup tie at Manchester United alongside Rory Allen, which Spurs lost 2–0. He made his league debut, as a substitute in a 2–1 defeat at Sheffield Wednesday in April 1997. He made only 10 appearances for Spurs, scoring once, in a League Cup tie against Carlisle in September 1997. Fenn went on loan to several clubs including Norwich City in the First Division. At Norwich he scored once; his goal coming in a 5–0 win against Swindon Town.
Fenn signed for Waterford United in August 2003 and made his League of Ireland debut as a substitute for Daryl Murphy in a home game against Derry City. His form and skill saw him transferring to Cork City for the 2004 season. He made a scoring debut on the opening day of the season. His three seasons at Turners Cross included his first League of Ireland Championship win in 2005. Fenn scored two European goals for Cork. He netted at FC Nantes in the 2004 UEFA Intertoto Cup. He also scored what proved to be the all-important away goal in City's 2005-06 UEFA Cup win against Swedish side Djurgården. Fenn was signed for Bohemians after his contract with Cork City expired in November 2006, becoming the first signing of new Bohs manager Sean Connor. After failing to score a league goal in his first season at Dalymount Park, Fenn was revitalised under the management of Pat Fenlon and played a role in Bohs' 2008 league championship win. He scored against Rhyl in the 2008 UEFA Intertoto Cup. He added another league winners medal to his collection in 2009 but was released by Bohs when his contract expired at the end of the season. In January 2010, Fenn moved to Dundalk He netted again in the Europa League. On 29 July 2010, he announced his retirement from football with immediate effect due to personal reasons. Fenn insisted he would not be making a return to football. "I think once you finish you might as well finish rather than making all sorts of comebacks. At the moment, I can't see myself coming back at all." However, only four days later on 3 August, he signed for Shamrock Rovers until the end of the 2010 season. He explained his reasons for joining the Hoops.
International career
Neale has been capped for the Republic of Ireland at U15, U16, U18, U20, U21 and 'B' levels. Fenn was part of Brian Kerr's 1997 under-20 squad which won bronze in the FIFA World Youth Championship in Malaysia in 1997. In September 1997 Fenn was sent off for flooring an Icelandic opponent who laughed at his penalty miss in an under-21 international. The same year he was called up to senior squad twice.
