The National Bullying Helpline--a charity, not an official body (Briton's aren't that soft)--reported that it received calls from upset Downing Street employees.

FORBES: Magazine Article

But the National Bullying Helpline's chief executive, Christine Pratt, contacted the BBC to say a flat denial sent out the wrong message and she would expect Downing Street to follow "due process" and look into complaints.

BBC: Cameron calls for inquiry into No 10 bullying claims