Final answer:
The names of three executive vice presidents for Hillstone Restaurant Group are not publicly disclosed and would require direct inquiry or proprietary business sources to obtain.
Step-by-step explanation:
The list of three executive vice presidents for Hillstone Restaurant Group is not publicly provided on their website or in most public business records, which is common for private companies. Typically, executive team members' names are found on the company's official website, in press releases, or in professional business networking platforms. For the Hillstone Restaurant Group, or any private organization, accurate and up-to-date information about top executives might require direct contact with the company or access to proprietary business databases.