What does Mark Keller invest in?

We have not verified a stated sector or stage focus for Mark Keller at ARK Venture Fund Holdings LLC (St. Petersburg). The profile lists the organization, location and investors we track alongside them.

How do I contact Mark Keller?

Mark Keller's published profile links (website, LinkedIn or X where available) are listed on the StartupFundraising.com investor profile.

Where is Mark Keller based?

Mark Keller is based in St. Petersburg.

Mark Keller, ARK Venture Fund Holdings

About Mark Keller

Mark Keller is listed as Related Person at ARK Venture Fund Holdings LLC. Location on record: St. Petersburg. This profile is categorized as Individual/Angel. A LinkedIn profile is on record. The website on record does not publish a biography for this profile. The details above are limited to the fields held in this database as of August 9, 2026.

Mark Keller at a glance

Role: Related Person
Organization: ARK Venture Fund Holdings LLC
Location: St. Petersburg
Investor type: Individual/Angel

Frequently asked about Mark Keller

What does Mark Keller invest in?: We have not verified a stated sector or stage focus for Mark Keller at ARK Venture Fund Holdings LLC (St. Petersburg). The profile lists the organization, location and investors we track alongside them.
How do I contact Mark Keller?: Mark Keller's published profile links (website, LinkedIn or X where available) are listed on the StartupFundraising.com investor profile.
Where is Mark Keller based?: Mark Keller is based in St. Petersburg.

StartupFundraising tracks this investor record from SEC filings and announced rounds, updating focus, location and portfolio history as new data lands. Use it to gauge fit before an outreach, then widen the search to investors in St. Petersburg.

Mark Keller, ARK Venture Fund Holdings

About Mark Keller

Mark Keller at a glance

Frequently asked about Mark Keller

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