Goalkeeping coach Mark Crossley has left Barnsley and returned to the same job at Chesterfield.
First-team coach Kevin Lynch and goalkeeping coach Eric Nixon are the latest staff departures at Chesterfield.
Fitness coach Shane Nicholson has left Chesterfield, bringing an end to his decade-long association with the club.
Chesterfield have turned down bids from two different clubs for Sam Clucas during the past week.
Chesterfield boss Dean Saunders wants talks with out-of-contract trio Jimmy Ryan, Drew Talbot and Armand Gnanduillet
Chesterfield reportedly face growing competition in their attempt to sign promising Ilkeston teenager Callum Chettle.
Gboly Ariyibi is expected to feature more prominently next season as Chesterfield increase their emphasis on developing youngsters.
Chesterfield chairman Dave Allen has reiterated his desire to bring Championship football to the town.
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