Chelsea defender Jake Clarke-Salter will spend the season on loan at Birmingham after signing a new contract with the Premier League club.
Birmingham have appointed Paco Herrera as assistant to head coach Pep Clotet.
Birmingham left-back Steve Seddon has signed a new two-year deal with the option of another season, the Championship side have announced.
Garry Monk vowed not to enter into a war of words with Birmingham over claims he was sacked following a fall-out over a transfer agent.
Birmingham will focus on a 'fresh and modern footballing philosophy' following the departure of manager Garry Monk.
Coventry have announced they will groundshare at Birmingham'sSt Andrew's Trillion Trophy Stadium next season.
Birmingham have offered contracts to winger Viv Solomon-Otabor and striker Beryly Lubala.
Tomasz Kuszczak, Greg Stewart and Cheikh Ndoye are set to be released by Birmingham.
Reading and Birmingham fought out a low-key 0-0 Championship draw at Madejski Stadium as John O'Shea's career came to an end.
Birmingham shared the spoils with Wigan in a 1-1 draw in their final home Sky Bet Championship game of the season at St Andrew's.
Birmingham confirmed their Sky Bet Championship status for another season with a 3-1 victory at Rotherham which left the home side deep in the relegation fight.