Kieran Flanagan
Angel investor in Antioch
Antioch, California
Kieran Flanagan, Angel investor in Antioch is an active investor based in Antioch, California. This profile covers what Kieran Flanagan backs, at which stage, and how founders can reach out in 2026.
Mr. Kieran Flanagan is an Investor & serves as Advisor at CausalFunnel. Mr. Flanagan previously served as Chief Marketing Officer at Zapier and earlier as Senior Vice President of Marketing at HubSpot. He also served as Advisor at Growth Intelligence and later at CausalFunnel. Earlier in his career, he led marketing initiatives at Marketo, Salesforce, and other established startups. He holds a Bachelor of Arts with Honors in Computer Science from the University of Ulster.
- Investor type
- Angel
- Stages
- Early Stage VentureSeedLate Stage Venture
- Invests in
- Artificial IntelligenceSaaS & EnterpriseMarketing & AdTechHR & Future of Work
- Location
- Antioch, California
- Typical check
- $500K
- Past investments
- 12
Notable investments
SoftriBTC
Postal.io
PassionfrootChainlink Labs
MiroAdzactOli (Clinics/Outpatient Services)Papaya (Business/Productivity Software)How to reach Kieran Flanagan
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Round Funded. "Kieran Flanagan." Round Funded investor database, updated September 9, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/kieran-flanagan
Frequently Asked Questions
What does Kieran Flanagan invest in?
Kieran Flanagan invests in Artificial Intelligence, SaaS & Enterprise, Marketing & AdTech and HR & Future of Work, typically at Early Stage Venture, Seed and Late Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Kieran Flanagan invest at?
Kieran Flanagan typically invests at Early Stage Venture, Seed and Late Stage Venture. Lead with traction that fits the stage when you reach out.
What is Kieran Flanagan's typical check size?
Kieran Flanagan typically writes checks around $500K. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
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