Welsh club responded to grim run by moving on their head coach, director of football and club captain.
Montague had been a close ally of Williams at Notts County, the pair overseeing promotion to the Football League in 2023, and champions a data-driven approach to recruitment.
Nor was the departure of the captain Matt Grimes on the final day of January to Coventry, a sale that left a bitter taste in the mouth of supporters, especially as the club failed to sign many of their desired targets.
How can a club change their director of football and head coach days after the January transfer window has shut?
“This was a difficult decision and one that has not been taken lightly,” said Coleman, who less than a week earlier heralded the arrival of Richard Montague as the director of football.