Wanderers so far this season in all competitions and is poised to have his new deal with the club officially confirmed today.
The midfielder had been out of contract at the end of the current season, having joined Wanderers from Longridge Town last January.
After getting first team minutes under his belt earlier on this season at Bamber Bridge, Thomason has featured regularly for Evatt from December onwards.
And ahead of the youngster's new contract being officially announced, Evatt has seen a transformation in Thomason from when he first played for Wanderers this season up to now, believing that the midfielder is a player the club can build a team around in the future if his development continues in its current trajectory.
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