Speaking to the BBC, Clegg confirmed that the former Sunderland boss had been thinking over recently: "Roy has spent a little bit of time thinking about this.
"It's a big appointment for him - he doesn't make the type of commitment that is necessary to join a club like Ipswich Town lightly and without believing in potential.
"I'm not going into details of how much money is available but, having made the statement of intent that we have, the owner will support both the manager and in terms of giving us the resources we need to achieve the goal of reaching the Premier League."
Click here to read the statement confirming Roy Keane as new Town manager.