National Interstate Insurance Company is a insurance company based in Richfield, United States, founded in 1989. Verified contact details, AUM data, and investment preferences on FindLPs.
Since 1989, we’ve continuously evolved our industry expertise to meet the needs of operations of varying sizes from coast to coast. From traditional insurance products to large account and group captive programs and everything in between, let us design a solution that is right for you.
Investment types: Distressed Debt, Mezzanine
Sectors & themes: Diversified
Preferred geographies: North America
Location: 3250 Interstate Drive
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LP firm data compiled from public regulatory filings (SEC Form ADV, FCA, AIFMD disclosures), company websites and press releases, LinkedIn public profiles, and verified outbound email testing. AUM figures reflect self-reported values from filings and may lag by 1–2 fiscal quarters; bands are normalized in USD. We do not publish personal residential information; firms or individuals may request removal at /contact. Methodology & sources · Updated July 2026.