 Morison spent just under two years with Stortford, scoring prolifically, before joining another Hertfordshire team in the form of Stevenage for a "small four-figure fee" in August 2006.During the 2006–07 season, Morison scored a total of 34 times in 53 games, including the winner in Stevenage's 3–2 victory over Kidderminster Harriers in the FA Trophy final in May 2007 – the first competitive cup final to be held at the new Wembley Stadium.The following season, Morison netted 22 times in 45 matches, before scoring 30 times during the club's 2008–09 campaign; scoring again in Stevenage's 2–0 win against York City in the FA Trophy final in May 2009, his last game for the club.