Nicola Audhlam-Gardiner has been appointed as managing director of Saga Investment Services, the investment and financial planning business owned by Saga and Tilney Bestinvest.FTSE 250-listed Saga, which provides travel, insurance and financial services, said the new managing director will join the group in August, after leaving her current role of marketing director at Williams & Glyn."She [Audhlam-Gardner] will make an important contribution as we work to launch a wealth management solution specifically for the UK's over 50s later this year," said Saga chief executive Lance Batchelor.Saga shares were up 0.88% to 211.84p at 08:33 on Tuesday.