Ido Sum
Angel investor in London
London, England
Ido Sum, Angel investor in London 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
Ilara HealthAirlines Wimax Communication LTD.
Kobo360Terragon GroupMovirtuOkraHow to reach Ido Sum
Angels and operators like Ido Sum 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.
Connect with Ido Sum
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.
What stage does Ido Sum invest at?
Ido Sum typically invests at Series A. Lead with traction that fits the stage when you reach out.
What is Ido Sum's typical check size?
Ido Sum typically writes checks around $1M. Use it as a signal for whether your raise fits their stage.
How do I contact Ido Sum?
Unlock Ido Sum's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.