Seref Mamas is an operator angel based in Tokyo, Japan with one known investment, SENSU.
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Investment focus
- Stage
- Seed
- Focus
- AI Collaboration ToolsCreator ToolsVisual Workspace
Contacts
Seref Mamas portfolio company (1)
- SENSU
Investor Profile
The known portfolio sits in sectors AI and SaaS, and focus areas AI Collaboration Tools, Creator Tools and Visual Workspace.
Seref Mamas is listed for Seed rounds in the database.
Reviewing the investment history helps decide whether there is a realistic fit before reaching out.
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Frequently asked questions
Who is Seref Mamas?
Seref Mamas is an operator angel based in Tokyo, Japan with one known investment on file, SENSU. The sections above list the sectors and stages attached to that record.
What does Seref Mamas invest in?
Listed sectors include AI and SaaS; listed focus areas include AI Collaboration Tools, Creator Tools and Visual Workspace. 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 Seref Mamas invest at?
The database lists Seref Mamas 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 Seref Mamas?
A LinkedIn page is on file for Seref Mamas. It is readable inside RaiseHunt after you create an account. The database holds no email address and 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