Investor profile
Assaf Rappaport
Angel, Operator angel & Founding LP and IC Member at Mensch Capital Partners, Member at Cyberstarts
Assaf Rappaport is an angel investor and operator angel based in New York, United States with 14 known investments, including Demostack, Twine, Fundamental, PointFive, Talon Cyber Security, Linx Security, Clover Security, Daylight Security, Eureka Security, JetStream Security, Venice and Atmosec.
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Investment focus
Contacts
Assaf Rappaport portfolio companies (14)
- Demostack
- Twine
- Fundamental
- PointFive
- Talon Cyber Security
- Linx Security
- Clover Security
- Daylight Security
- Eureka Security
- JetStream Security
- Venice
- Atmosec
- Canada Global
- Irregular
Affiliated funds' portfolios
Founding LP and IC Member at Mensch Capital Partners, whose known portfolio counts 11 companies
- Bounce
- Safebooks AI
- Advance
- Rewind
- Evermile
- Statement
- Addressable
- Grappa
- Mathlabs
- SphereX
- Wisery Labs
Member at Cyberstarts, whose known portfolio counts 9 companies
- Upwind Security
- Cyera
- Linx Security
- Oasis Security
- Zafran Security
- Surf AI
- Onyx Security
- Vega
- Gambit Security
Investor Profile
The listing covers sectors AI, FinTech and SaaS, and focus areas Cloud Infrastructure, Computer Vision, Cybersecurity and Enterprise SaaS. Startups operating in these areas may find Assaf Rappaport relevant.
Assaf Rappaport appears in Pre-Seed, Seed and Series A rounds across the known deals.
Reviewing the investment history helps decide whether there is a realistic fit before reaching out.
Colleagues
Peter McKay
Member
Boston, United States
Ohad Bobrov
Member
Tel Aviv, Israel
Michael Shaulov
Member
New York, United States
Amichai Shulman
Member
Israel
Mickey Boodaei
Member
Israel
Mandy Andress
Member of the Board of Advisors
Austin, United States
Adi Sharabani
Member
Tel Aviv, Israel
Zohar Alon
Member
Tel Aviv, Israel
Gili Raanan
Cyberstarter
Israel
Lior Simon
General Partner
Israel
Idan Plotnik
Member
Israel
Nadir Izrael
Member
San Francisco, United States
Yair Amit
Member
Israel
Ory Segal
Member
Israel
Boaz Shedletsky
Managing Partner
Tel Aviv, Israel
Gil Azrielant
Member
Tel Aviv, Israel
Oron Lavi
Investor
Israel
Pradeep Aswani
Member
Santa Clara, United States
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Frequently asked questions
Who is Assaf Rappaport?
Assaf Rappaport is an angel investor and operator angel based in New York, United States with 14 known investments on file, among them Demostack, Twine and Fundamental. The sections above list the sectors, stages and firms attached to that record.
What does Assaf Rappaport invest in?
Listed sectors include AI, FinTech and SaaS; listed focus areas include Cloud Infrastructure, Computer Vision, Cybersecurity and Enterprise SaaS. Those tags come from the companies attached to this profile, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Assaf Rappaport invest at?
The known deals of Assaf Rappaport include Pre-Seed, Seed and Series A rounds. Stage is the strongest single filter when you build a target list: an investor with no record at your stage rarely starts with you.
Which firm is Assaf Rappaport listed at?
Assaf Rappaport is listed as Founding LP and IC Member at Mensch Capital Partners. 18 other people in the database share a firm with Assaf Rappaport.
How do I contact Assaf Rappaport?
An email address and a LinkedIn page are on file for Assaf Rappaport. The address stays masked on this page and is readable inside RaiseHunt after you create an account. The database holds no phone number for this profile.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal