Understanding Corporate Trustees
7 Reasons To Have A Professional Help You Build, Manage and Protect Your Wealth
6. As Investment Agent
You could also name a corporate trustee as agent. While a co-trustee has equal responsibility with you (usually both signatures are required to transact business), an agent can have as much responsibility as you wish.
You can have an agent manage only a portion of your trust's assets (your stocks and bonds, for example) or just provide you with investment advice, with you making all final investment decisions.