Mercurius Filius
Principal (Family Member) at Single Family Office (SFO)
New York, New York
Mercurius Filius, Principal (Family Member) at Single Family Office (SFO) is an active investor based in New York, New York. This profile covers what Mercurius Filius backs, at which stage, and how founders can reach out in 2026.
Mercurius Filius is a Principal at a Single Family Office (SFO) with over 30 years of investment experience, also serving as CEO and head of a PE firm.
Mercurius Filius invests in SaaS & Enterprise, Fintech and PropTech & Real Estate, typically at Early Stage Venture and Late Stage Venture.
- Investor type
- Family OfficePE
- Stages
- Early Stage VentureLate Stage Venture
- Invests in
- SaaS & EnterpriseFintechPropTech & Real Estate
- Location
- New York, New York
- Typical check
- $3.8M
How to reach Mercurius Filius
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About this profile
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Cite this page
Round Funded. "Mercurius Filius." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/mercurius-filius
Frequently Asked Questions
Who is Mercurius Filius?
Mercurius Filius, Principal (Family Member) at Single Family Office (SFO) is an active investor based in New York, New York. Mercurius Filius invests in SaaS & Enterprise, Fintech and PropTech & Real Estate, typically at Early Stage Venture and Late Stage Venture.
What does Mercurius Filius invest in?
Mercurius Filius invests in SaaS & Enterprise, Fintech and PropTech & Real Estate, typically at Early Stage Venture and Late Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Mercurius Filius invest at?
Mercurius Filius typically invests at Early Stage Venture and Late Stage Venture. Lead with traction that fits the stage when you reach out.
What is Mercurius Filius's typical check size?
Mercurius Filius typically writes checks around $3.8M. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.