The 2007 season saw the Bulldogs beat all-comers within the London League and narrowly lose to a Metropolitan Police side in a friendly.
The first team finished the season champions of the RLC Eastern Division and reached the semi-finals of the national play-offs.
2009 saw the Bulldogs compete in the RLC Premier and after a disastrous start managed to win 4 of their last 5 games to finish 8th out of 10.
Hainault Bulldogs 'A' failed to complete the 2009 season in the Eastern Division but will be competing in the London League in 2010.
Hainault Bulldogs failed to complete the 2011 season in the South Premier division and had their fixtures taken over by London Skolars A.