Orestis Mantellos
Founding Partner at Jetpack Ventures
Greece
Orestis Mantellos, Founding Partner at Jetpack Ventures is an active investor based in Greece. This profile covers what Orestis Mantellos backs, at which stage, and how founders can reach out in 2026.
- Investor type
- AngelVCPE
- Stages
- Early Stage Venture
- Invests in
- SaaS & Enterprise
- Location
- Greece
- Typical check
- $500K
- Past investments
- 1
Notable investments
How to reach Orestis Mantellos
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About this profile
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Cite this page
Round Funded. "Orestis Mantellos." Round Funded investor database, updated October 1, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/orestis-mantellos
Frequently Asked Questions
What does Orestis Mantellos invest in?
Orestis Mantellos invests in SaaS & Enterprise, typically at Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Orestis Mantellos invest at?
Orestis Mantellos typically invests at Early Stage Venture. Lead with traction that fits the stage when you reach out.
What is Orestis Mantellos's typical check size?
Orestis Mantellos typically writes checks around $500K. 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.