How do I assign a sub advisor?

IBKR's Family Advisor and Non-Professional Advisor solutions let you manage, trade and report on multiple accounts from a single master account. The Family Advisor and Non-Professional Advisor accounts allows you to manage 15 or fewer accounts of varying types under a single login including Individual, Joint, Trust, IRA, UGMA/UTMA, Corporation, Partnership, Limited Liability Company, and Unincorporated Legal Structures. The specific limits vary by jurisdiction and the types of accounts in the structure…

Introducing brokers on the IBKR Lite plan cannot support the following type of client sub accounts:

• Israel is the country of legal residence of the account holder
• Partitioned client accounts…

Interactive Brokers LLC clients can participate in the service if they are eligible to trade US or Canadian stocks or bonds, hold an individual, joint or separate trading limit (STL) account with IBKR, or are a client of a fully disclosed introducing broker (iBroker) or a client of a Financial Advisor…

Advisors and Brokers with multiple accounts for a single-family or an individual can group those accounts into a household to more efficiently manage those accounts. Individuals, Advisor and Broker clients can request that their accounts be grouped into a household to reduce the amount of paper mail they receive and to view consolidated reporting and account details in…