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Multi Family OfficePuts its own capital into companiesLAST VERIFIED Jun 2026 · 1 SOURCES

Matter Family Office

Multi family office in St Louis, United States, founded 1990; estimated AUM $10B; focus on climate and AI.

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Identity

HEADQUARTERS
St Louis, United States
FOUNDED
1990
AUM
~$10B (2026, press estimate)

Investment approach

ROUTES
Companies (own capital)

Overview

This multi family office is based in St Louis, United States; it was founded in 1990. Its assets under management are estimated at $10B (2026); listed sector interests include climate and AI. It invests directly in companies; 2 people are named on its team.

People

  • Katherine B. Lintz
    Founder and Managing Partner · source
  • Charlie Willhoit
    CEO and Managing Partner · source

Frequently asked questions

Matter Family Office is a multi family office based in St Louis, the United States, founded in 1990.

Matter Family Office invests its own capital into companies.

Matter Family Office invests in Climate & Energy and Artificial Intelligence.

Key people at Matter Family Office include Katherine B. Lintz (Founder and Managing Partner) and Charlie Willhoit (CEO and Managing Partner).