If I have a joint account, can either partner close the account? December 18, 2018 17:36 Updated If you have a joint Flourish Cash account, either partner can take action in that account, including closing that account. Find out more about closing your account here. Related articles Where can I find my account number? How can I change the name associated with my Flourish Cash account? Will other Authorized Persons see my personal accounts if I use the same login profile to access all of my Flourish Cash accounts? Why has one of my external accounts been disconnected? What happens if I leave my investment advisory firm?