Tycoon Robert Tchenguiz is relying on two little-known but powerful senior executives inside his R20 investment vehicle as he prepares a £4.6bn bid for Mitchells & Butlers. Aaron Brown and Tim Smalley, both trained lawyers, are the extra brains behind all Tchenguiz's deals but shun the attention lavished on their boss. M&B chairman Roger Carr is expected to unveil upbeat figures in a trading statement on Friday. The Sunday Times 23/04/06 (Business) page 3.15 The Mail on Sunday (Financial Mail) 23/04/06 page 9 The Independent on Sunday 23/04/06 (Business) page 11