Credit Suisse Asset Management has appointed Citibank Worldwide Securities Services, a division of Citigroup’s Global corporate and investment bank, as the trustee and global custodian for its £1.3bn (E2.1bn) unit trust business following the withdrawal of Lloyds from the custody market. “We were extremely impressed with Citibank’s knowledge and experience as trustees,” says Akgun Dervis, head of retail operations at Credit Suisse.