Below a certain threshold, wealth management is relatively straightforward: a portfolio, a retirement account, a will. But once a family crosses into the $10 million range — and especially into $25M, $35M and beyond — the picture changes dramatically.
Multiple entities. Multiple advisors. Trusts that hold assets with different tax treatment. Business interests at various stages of transition. Children or grandchildren with different relationships to money. Philanthropic intentions. Estate plans that haven't been updated since the early years of the marriage.
At this level, the financial risk isn't usually a bad investment. It's a failure of coordination.