Leah von Siemens
Partner at Manta Ray
London, England
Leah von Siemens, Partner at Manta Ray is an active investor based in London, England. This profile covers what Leah von Siemens backs, at which stage, and how founders can reach out in 2026.
- Investor type
- VCPEInvestor
- Stages
- Series A
- Invests in
- Impact & Social Enterprise
- Location
- London, England
- Typical check
- $1M
How to reach Leah von Siemens
Angels and operators like Leah von Siemens 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 Accelerator.
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Frequently Asked Questions
What does Leah von Siemens invest in?
Leah von Siemens invests in Impact & Social Enterprise, typically at Series A. Match your sector and stage, then reach out with a personalized pitch.
What stage does Leah von Siemens invest at?
Leah von Siemens typically invests at Series A. Lead with traction that fits the stage when you reach out.
What is Leah von Siemens's typical check size?
Leah von Siemens typically writes checks around $1M. Use it as a signal for whether your raise fits their stage.
How do I contact Leah von Siemens?
Unlock Leah von Siemens's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.