Yes, Oakbrook Partners is a registered investment advisor. This registration indicates that the firm has met certain regulatory requirements set by the Securities and Exchange Commission or relevant state authorities. Registered investment advisors are obligated to adhere to fiduciary standards, which means they must act in the best interests of their clients. The firm's registration allows it to provide investment advice and management services to individuals, institutions, and other clients. It is always a good idea to verify the registration status and any specific details about services offered by Oakbrook Partners. Interested individuals can usually find current information, including registration details, on the firm’s official website. This can provide clarity on the services they provide and any regulatory filings available to the public.