Ido Sum
Managing Director at Sum Holdings
London, England
Ido Sum, Managing Director at Sum Holdings is an active investor based in London, England. This profile covers what Ido Sum backs, at which stage, and how founders can reach out in 2026.
- Investor type
- AngelVCPEInvestor
- Stages
- Series A
- Invests in
- FintechClimate & EnergyIoT & Connected DevicesMobility & LogisticsGaming & EntertainmentMedia & ContentMarketplaceMarketing & AdTech
- Location
- London, England
- Typical check
- $1M
- Past investments
- 6
Notable investments
How to reach Ido Sum
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Frequently Asked Questions
What does Ido Sum invest in?
Ido Sum invests in Fintech, Climate & Energy, IoT & Connected Devices and Mobility & Logistics, typically at Series A. Match your sector and stage, then reach out with a personalized pitch.
How do I contact Ido Sum?
Unlock Ido Sum's verified email on Round Funded and send a personalized pitch. We surface only deliverable contacts so your outreach lands.
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