SI Capital is a family office - single based in Farmington Hills, United States. Verified contact details, AUM data, and investment preferences on FindLPs.
SI Capital (formerly named RIN Capital) is a Midwest private investment firm with $1billion+ in capital resources, backed by the businessman and philanthropist Manoj Bhargava, founder of 5hour Energy. Investment professionals focusing on equity, junior capital, debt and leasing investments to middle market companies, with offices in New York, Chicago and Detroit. The firm engages in a broad range of investment activities and asset classes, including debt, leasing, and equity investments.
Investment types: Buyout, Co-Investment, Debt - General, Private Equity, Growth/Expansion, Mezzanine, Real Estate - General, Venture Capital, Venture Capital - Early Stage, Venture Capital - Later Stage
Sectors & themes: Green Energy (Solar, Wind, Hydropower), Charitable Investments, ETFs, Retirement Planning, Legal & Tax Services, Trust Management, Wealth & Estate Planning, Equity/Mutual Funds, Investment Management Energy, Clean Technology & Renewable Energy, High-Level Sectors, Non-Profit, Finance, Traditional Investments (Liquid Assets), Financial Services
Preferred geographies: Africa, Americas, Asia, Canada, Europe, Middle East, Oceania, United States
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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 We do not publish personal residential information; firms or individuals may request removal at /contact.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.