Warren Macken, Managing Partner, CTO at Selenean Capital is an active investor based in Ireland. This profile covers what Warren Macken backs, at which stage, and how founders can reach out in 2026.
Warren Macken leverages expertise in technology and business to drive innovation and growth in the private equity and venture capital sectors.
Warren Macken invests in Cybersecurity and SaaS & Enterprise, typically at Early Stage Venture and Late Stage Venture.
- Investor type
- VC
- Stages
- Early Stage VentureLate Stage Venture
- Invests in
- CybersecuritySaaS & Enterprise
- Location
- Ireland
- Typical check
- $3.8M
How to reach Warren Macken
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Round Funded. "Warren Macken." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/warren-macken
Frequently Asked Questions
Who is Warren Macken?
Warren Macken, Managing Partner, CTO at Selenean Capital is an active investor based in Ireland. Warren Macken invests in Cybersecurity and SaaS & Enterprise, typically at Early Stage Venture and Late Stage Venture.
What does Warren Macken invest in?
Warren Macken invests in Cybersecurity and SaaS & Enterprise, typically at Early Stage Venture and Late Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Warren Macken invest at?
Warren Macken typically invests at Early Stage Venture and Late Stage Venture. Lead with traction that fits the stage when you reach out.
What is Warren Macken's typical check size?
Warren Macken 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.