Interactive Brokers Group, Inc. 通过多个经纪子公司（如下所示）开展业务。账户属于哪个IBKR实体通常会根据账户持有人的合法居住国家确定，如果是实体，则取决于其注册成立的国家。请注意，某些实体会与其他实体合作以提供清算和执行等服务，相关信息已在客户协议中披露。

• Interactive Brokers LLC (IB LLC)
• Interactive Brokers Canada Inc (IBC)
• Interactive Brokers (U.K.) Limited (IBUK)
• Interactive Brokers Ireland Limited (IBIE)
• Interactive Brokers Central Europe Zrt. (IBCE)
• Interactive Brokers Luxembourg SARL (IBLUX)
• Interactive Brokers Australia Pty. Ltd. (IBA)
• Interactive Brokers Hong Kong Limited (IBHK)
• Interactive Brokers (India) Pvt. Ltd. (IBI)
• Interactive Brokers Securities Japan, Inc. (IBSJ)
• Interactive Brokers Singapore Pte. Ltd. (IBSG)