Under the management of Jim Greenwood, in 1994-95, the club set a Wessex League and club record when they went thirty-three league games unbeaten and won the Wessex League Cup beating Fleet Town in the final. The following season, in 1995–96, Jim Greenwood led Thatcham to the league title. The following season saw the club's best ever FA Cup run, reaching the Fourth Qualifying Round after away victories against Southern League Premier Gloucester City and Bashley, of the Southern League South. Thatcham eventually succame to Isthmian League side Boreham Wood. In 1997, the club reached the Final of the Wessex League Cup for the sixth time in eight years, winning the Cup for the fourth time.