An angel investor and operator angel based in Oakland, California, United States, Adam Grenier has 3 known investments: HotelTonight, Lambda School and Recast.
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Investment focus
- Stage
- Seed
Contacts
Adam Grenier portfolio companies (3)
- HotelTonight
- Lambda School
- Recast
Affiliated funds' portfolios
Lecturer at Reforge, whose known portfolio counts 6 companies
- Optimum
- IMUA
- Pharos
- Doppler Finance
- Exocore
- Altius Labs
Investor Profile
The known portfolio sits in sectors Commerce, Consumer, FinTech and Travel, and focus areas Advertising, Dating, E-Commerce and Mobile Analytics.
Adam Grenier appears in Seed rounds across the known deals.
The portfolio and focus above give founders context on whether Adam Grenier matches their raise.
Colleagues at Reforge
Crystal Widjaja
Executive-in-Residence
Singapore
Scott Allen Graham
Member
San Francisco, United States
Tom Willerer
COO
San Francisco, United States
Casey Winters
Program Partner
San Francisco, United States
Vivek Kumar
Investor
Singapore
Sameer Singh
Instructor
London, United Kingdom
Austin Hay
Partner & Martech Teacher
Arlington, United States
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Frequently asked questions
Who is Adam Grenier?
Adam Grenier is an angel investor and operator angel based in Oakland, California, United States with 3 known investments on file, among them HotelTonight, Lambda School and Recast. The sections above list the sectors, stages and firms attached to that record.
What does Adam Grenier invest in?
Listed sectors include Commerce, Consumer, FinTech and Travel; listed focus areas include Advertising, Dating, E-Commerce and Mobile Analytics. 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 Adam Grenier invest at?
The known deals of Adam Grenier include 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.
Which firm is Adam Grenier listed at?
Adam Grenier is listed as Lecturer at Reforge. 7 other people in the database share a firm with Adam Grenier.
How do I contact Adam Grenier?
A LinkedIn page is on file for Adam Grenier. 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 5 September 2026 · How this data is built · Report a correction or request removal