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Multi Family OfficeInvests directly in companiesLAST VERIFIED Jun 2026 · 1 SOURCES

Bitterroot Capital Advisors

Multi family office in Bozeman, United States, founded 1998; estimated AUM $1.4B; focus on climate, real estate and healthtech.

USEFUL FOR Co-investors

Identity

HEADQUARTERS
Bozeman, United States
FOUNDED
1998
AUM
~$1.4B (2026, press estimate)

Investment approach

ROUTES
Companies (direct)

Overview

Founded in 1998, this multi family office has its headquarters in Bozeman, United States. Its assets under management are estimated at $1.4B (2026); its sector focus covers climate, real estate, healthtech and AI. It invests directly in companies; 2 people are named on its team.

People

  • Andrew S. Martzloff
    Founder / Majority Owner · source
  • Keith Gertsen
    Partner · source

Frequently asked questions

Bitterroot Capital Advisors is a multi family office based in Bozeman, the United States, founded in 1998.

Bitterroot Capital Advisors invests directly in companies. Capital origin: client families' capital.

Bitterroot Capital Advisors invests in Climate & Energy, Real Estate & PropTech, HealthTech, Artificial Intelligence and Biotech & Life Sciences.

Key people at Bitterroot Capital Advisors include Andrew S. Martzloff (Founder / Majority Owner) and Keith Gertsen (Partner).