Private banking can be easier in other countries, so long as you're not a US citizen. e.g. New Zealanders https://www.anz.co.nz/personal/private-bank/

  high net worth New Zealanders from a diverse range of backgrounds. Typically our clients have at least $1.5 million to invest, or significant lending with a personal annual income of $400,000 or more. *Additional income criteria may apply