LP Profile

Isthmus Partners

Multi Family Office (MFO)Madison, United States
Madison
Headquarters
Investment Focus

About Isthmus Partners

We serve clients through comprehensive financial advisory services paired with tailored investment management focused on long-term growth and capital preservation. We invest across large and small cap core equity securities.

Preferred Investment Types

Joint Venture/PartnerPrivate EquitySmall-Cap/Micro-Cap FundLarge-Cap FundGrowth Capital

Preferred Sectors & Themes

Wealth & Estate PlanningTrust ManagementLegal & Tax ServicesInvestment Management FinanceFinancial Services

Preferred Geographies

United States
Verified Filings

Regulatory & Financial Data

Public regulatory records matched to Isthmus Partners from SEC and IRS filings.

SEC Form ADV

Verified
Reported AUM
$1.4B
Total Clients
1,894
Filing Date
January 23, 2026
Source: SEC IAPD / Form ADV Original filingFull filing details →
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Recent Filings

Public filings matched to Isthmus Partners across SEC, IRS, DOL and international registers — newest first.

Cross-referenced from the LPbacked Signal Feed.

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FAQ

Frequently asked questions

What type of investor is Isthmus Partners?

Isthmus Partners is a multi family office (mfo) based in Madison, United States.

Where is Isthmus Partners headquartered?

Isthmus Partners is headquartered in Madison, United States.

What does Isthmus Partners invest in?

Isthmus Partners focuses on Joint Venture/Partner, Private Equity, Small-Cap/Micro-Cap Fund, Large-Cap Fund, Growth Capital, Wealth & Estate Planning, Trust Management, Legal & Tax Services.

How can I contact Isthmus Partners?

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