David Grayzel vs Martin J Mannion

David Grayzel vs Martin J Mannion

David Grayzel is a venture capital based in Boston, Massachusetts, United States. Martin J Mannion is a private equity based in Boston across 550 portfolio companies. Sector focus diverges: David Grayzel concentrates on generalist deals and Martin J Mannion on Healthcare.

• Investor type: David Grayzel — Venture Capital; Martin J Mannion — Private Equity
• Headquarters: David Grayzel — Boston, Massachusetts, United States; Martin J Mannion — Boston
• Portfolio companies: David Grayzel — not disclosed; Martin J Mannion — 550
• Sectors: David Grayzel — not disclosed; Martin J Mannion — Healthcare

• David Grayzel — Venture Capital · Boston, Massachusetts, United States · David Grayzel portfolio
• Martin J. Mannion — Private Equity · BOSTON · 550 tracked deals · Martin J Mannion portfolio

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