Market Street Trust Company is a family office - multi based in Portsmouth, United States, founded in 1909. Verified contact details, AUM data, and investment preferences on FindLPs.
Market Street Trust Company is a multi-family office based in Portsmouth, New Hampshire. Established in 1909, the firm provides client families with the foundation, support, and financial security they need to fulfill their personal, financial, business, and philanthropic aspirations. Additionally, the firm also provides investment management and advisory services, tax planning and compliance, estate planning, and risk management.
Investment types: Buyout, Distressed Debt, Private Equity, Growth/Expansion, Hedge Fund, Infrastructure - General, Real Assets & Natural Resources - General, Real Estate - General, Venture Capital, Venture Capital - Early Stage, Venture Capital - Later Stage
Sectors & themes: Travel Accommodations & Tourism, Hedge Funds, Concierge Services, Startups & Management, Investment Management, Equity/Mutual Funds, Wealth & Estate Planning, Trust Management, Legal & Tax Services, Retirement Planning, ETFs, Debt Management, Charitable Investments High-Level Sectors, Tourism & Hospitality, Finance, Alternative Investments, Financial Services, Traditional Investments (Liquid Assets), Non-Profit
Preferred geographies: Africa, Americas, Asia, Canada, Europe, Middle East, Oceania, United States
Location: 80 E. Market Street\nSuite 300\nCorning\nNew York\n14830\nUnited 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 We do not publish personal residential information; firms or individuals may request removal at /contact.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.