David E Siminoff vs Dick Costolo

David E Siminoff vs Dick Costolo

David E Siminoff is a individual/angel based in San Francisco, CA, United States. Dick Costolo is a individual/angel based in San Francisco, California, United States across 29 portfolio companies.

• Investor type: David E Siminoff — Individual/Angel; Dick Costolo — Individual/Angel
• Headquarters: David E Siminoff — San Francisco, CA, United States; Dick Costolo — San Francisco, California, United States
• Portfolio companies: David E Siminoff — not disclosed; Dick Costolo — 29

• David E. Siminoff — Individual/Angel · San Francisco, CA, United States · David E Siminoff portfolio
• Dick Costolo — Individual/Angel · San Francisco, California, United States · 29 tracked deals · Dick Costolo portfolio

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