Ben Keen, Limited Partner at Hallstone Ventures is an active investor based in London Area, United Kingdom. This profile covers what Ben Keen backs, at which stage, and how founders can reach out in 2026.
Ben Keen is a Limited Partner at Hallstone Ventures, investing in early-stage MediaTech opportunities, and has a background as an independent analyst and board-level advisor in the TMT space.
Ben Keen invests in Media & Content, typically at Early Stage Venture.
- Location
- London Area, United Kingdom
- Typical check
- $500K
What does Ben Keen invest in?
- Investor type
- VC
- Stages
- Early Stage Venture
- Invests in
- Media & Content
Where is Ben Keen based?
Ben Keen is based in London Area, United Kingdom.
- Browse more startup investors near Ben Keen:
- Startup investors in the UK
How to reach Ben Keen
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About this profile
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Cite this page
Round Funded. "Ben Keen." Round Funded investor database, updated September 22, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/ben-keen
Frequently Asked Questions
Who is Ben Keen?
Ben Keen, Limited Partner at Hallstone Ventures is an active investor based in London Area, United Kingdom. Ben Keen invests in Media & Content, typically at Early Stage Venture.
What does Ben Keen invest in?
Ben Keen invests in Media & Content, typically at Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Ben Keen invest at?
Ben Keen typically invests at Early Stage Venture. Lead with traction that fits the stage when you reach out.
What is Ben Keen's typical check size?
Ben Keen typically writes checks around $500K. Use it as a signal for whether your raise fits their stage.
Where is Ben Keen based?
Ben Keen is based in London Area, United Kingdom.
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.
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