Guardian Care Homes has changed its advisers for the second time in two months in a major dispute against Barclays, seen by many as the test case for Libor manipulation.

The care home operator’s owner, Graiseley Investments, yesterday (4 February) instructed the London office of US firm Hausfeld, just two months after the Wilkes Partnership was bought in to replace litigation boutique Cook Young & Keidan (CYK) as advisors.