Investor profile
Helio Mesquita
Family Office, Syndicate / Angel group, Venture capital & Founding Partner at Reaction, Board Member at Luxor Group
Helio Mesquita is a Founding Partner at Reaction, whose known portfolio counts 6 companies.
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Investment focus
Contacts
Affiliated funds' portfolios
Founding Partner at Reaction, whose known portfolio counts 6 companies
- AiFi
- Jumbotail
- Galena
- Shoelace
- Shoelace Learning
- Klivo
Board Member at Luxor Group, whose known portfolio counts 2 companies
- Swvl
- Trybe
Investor Profile
Helio Mesquita is listed against sectors AI, Commerce, Consumer and Education, and focus areas EdTech, Food & Beverage, HR Tech and Information Services in the database.
Stage-wise, the deals at Reaction cluster around Growth, Late-Stage and Seed rounds.
The firm portfolio and the focus above give founders context on whether Helio Mesquita matches their raise.
Colleagues
David Soskin
Board Member
London, United Kingdom
Enrico Carbone
General Partner
Palo Alto, United States
Virgil Bellini
Limited Partner & Angel Investor
Cheyenne, United States
Charles Froland
General Partner - Global Sustainability
United States
Carlos Garcia Peredo
Principal investment / Structured & Private debt
Madrid, Spain
Samir Shah
Investment Advisor
San Francisco, United States
David Glick
Founding Partner
London, United Kingdom
Timur U.
Founding Partner
Dubai, United Arab Emirates
Michael Dorsey
General Partner
Menlo Park, United States
Henko Haasbroek
Managing Partner
London, United Kingdom
Alistair Barker
Founding Partner & Non-Executive Investment Adviser
Melbourne, Australia
Prerana Vaidya
General Partner
Palo Alto, United States
Antonio Azevedo
Chief Executive Officer
Lisbon, Portugal
Carolina Schnarndorf
Equity Analyst
Rio de Janeiro, Brazil
Frequently asked questions
Who is Helio Mesquita?
Helio Mesquita is a family office investor and syndicate member based in Portugal, listed as Founding Partner at Reaction. The known portfolio of that firm counts 6 companies. That portfolio belongs to the firm, not to Helio Mesquita personally.
What does Helio Mesquita invest in?
Listed sectors include AI, Commerce, Consumer and Education; listed focus areas include EdTech, Food & Beverage, HR Tech and Information Services. Those tags come from the portfolios of the firms this profile is attached to, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Helio Mesquita invest at?
Reaction appears in Growth, Late-Stage and Seed rounds across its known deals, and Helio Mesquita is listed there as Founding Partner. 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 Helio Mesquita listed at?
Helio Mesquita is listed as Founding Partner at Reaction. 14 other people in the database share a firm with Helio Mesquita.
How do I contact Helio Mesquita?
An email address and a LinkedIn page are on file for Helio Mesquita. 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