Trio Sign Extended Deals
Sheridan and Lainton have been important members of the reserve side over the course of the last season, helping the team reach the final of the Manchester Senior Cup.
Obadeyi spent the first half of the season on loan at Swindon Town before finishing the campaign with Rochdale where he helped the club earn promotion to League One.
Zoltan Harsanyi, Ricardo Vaz Te, Chris Stokes and Stuart McDonald have been released following the expiry of their contracts.
Gavin McCann's contract has also expired, but manager Owen Coyle has indicated that the midfielder will have the opportunity to earn himself a new deal when he returns to full fitness following ankle surgery.