Alex Rainert is an angel investor based in New York City, United States with 2 known investments: Timehop and Foursquare.
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Investment focus
- Focus
- Consumer Mobile AppsData & AnalyticsDeveloper APIsLocation-Based ServicesSocial NetworksTravel Products
Contacts
Alex Rainert portfolio companies (2)
- Timehop
- Foursquare
Investor Profile
The listing covers sectors Commerce, Consumer, SaaS and Travel, and focus areas Consumer Mobile Apps, Data & Analytics, Developer APIs and Location-Based Services. Startups operating in these areas may find Alex Rainert relevant.
Alex Rainert appears in Seed and Series A rounds across the known deals.
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Frequently asked questions
Who is Alex Rainert?
Alex Rainert is an angel investor based in New York City, United States with 2 known investments on file, among them Timehop and Foursquare. The sections above list the sectors and stages attached to that record.
What does Alex Rainert invest in?
Listed sectors include Commerce, Consumer, SaaS and Travel; listed focus areas include Consumer Mobile Apps, Data & Analytics, Developer APIs and Location-Based Services. 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 Alex Rainert invest at?
The known deals of Alex Rainert include 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.
How do I contact Alex Rainert?
An email address, a phone number and a LinkedIn page are on file for Alex Rainert. The address stays masked on this page and is readable inside RaiseHunt after you create an account.
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Data: RaiseHunt investor dataset · Snapshot 6 September 2026 · How this data is built · Report a correction or request removal