Mario Costanz is an angel investor and operator angel based in New York, United States with one known investment, Happy Tax.
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Investment focus
- Stage
- Seed
Contacts
Mario Costanz portfolio company (1)
- Happy Tax
Investor Profile
Founders in the listed sectors AI, FinTech and SaaS, and focus areas AI Agents, Crypto, Customer Support and TaxTech will recognize the pattern in this portfolio.
Mario Costanz is listed for Seed rounds in the database.
The portfolio and focus above give founders context on whether Mario Costanz matches their raise.
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Frequently asked questions
Who is Mario Costanz?
Mario Costanz is an angel investor and operator angel based in New York, United States with one known investment on file, Happy Tax. The sections above list the sectors and stages attached to that record.
What does Mario Costanz invest in?
Listed sectors include AI, FinTech and SaaS; listed focus areas include AI Agents, Crypto, Customer Support and TaxTech. 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 Mario Costanz invest at?
The database lists Mario Costanz for Seed 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.
How do I contact Mario Costanz?
An email address and a LinkedIn page are on file for Mario Costanz. 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 6 September 2026 · How this data is built · Report a correction or request removal