Maria Cirino
Founding Managing Partner at .406 Ventures
Boston, Massachusetts
Maria Cirino, Founding Managing Partner at .406 Ventures is an active investor based in Boston, Massachusetts. This profile covers what Maria Cirino backs, at which stage, and how founders can reach out in 2026.
- Investor type
- AngelVCPEInvestment PartnerFounderVenture Debt
- Stages
- Early Stage VentureSeedSeries A
- Invests in
- CybersecuritySaaS & EnterpriseMedia & Content
- Location
- Boston, Massachusetts
- Typical check
- $500K
- Past investments
- 20
Notable investments
Carbon Black, Inc.ThreatGRID, part of CiscoAttend.comCompassAuthAir, Inc.
Simon DataAdtuitiveMemento
MineralTreeMineralTree, Inc.How to reach Maria Cirino
Angels and operators like Maria Cirino reply to specific, personalized notes that show real traction, not mass blasts. Build a verified list, write a note that fits their thesis, and track replies, all on Round Funded.
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Cite this page
Round Funded. "Maria Cirino." Round Funded investor database, updated September 9, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/maria-cirino
Frequently Asked Questions
What does Maria Cirino invest in?
Maria Cirino invests in Cybersecurity, SaaS & Enterprise and Media & Content, typically at Early Stage Venture, Seed and Series A. Match your sector and stage, then reach out with a personalized pitch.
What stage does Maria Cirino invest at?
Maria Cirino typically invests at Early Stage Venture, Seed and Series A. Lead with traction that fits the stage when you reach out.
What is Maria Cirino's typical check size?
Maria Cirino typically writes checks around $500K. 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.