Investor profile
Jonathan Weiner
Angel, Operator angel & Venture Partner at Oak HC/FT, General Partner at SilverCircle
Jonathan Weiner is an angel investor and operator angel based in New York City, United States. The known portfolio counts 16 companies, including Sydecar, fabric, Price.com, Monite, Divvy, OurRitual, Yellow Card, Prove, Vendelux, Kompliant, Facta and Ledge.
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Investment focus
- Focus
- CryptocurrencyCybersecurityDatabaseDigital HealthEHREvents PlatformPayments
Contacts
Jonathan Weiner portfolio companies (16)
- Sydecar
- fabric
- Price.com
- Monite
- Divvy
- OurRitual
- Yellow Card
- Prove
- Vendelux
- Kompliant
- Facta
- Ledge
- FastPay
- Privacy.com
- FairPlay24
- Justt
Affiliated funds' portfolios
Venture Partner at Oak HC/FT, whose known portfolio counts 10 companies
- Arch
- Cart.com
- Fundamental
- Chai Discovery
- Honest Health
- Imagine Pediatrics
- Turquoise
- Courier Health
- Spade
- Thesis Care
General Partner at SilverCircle, whose known portfolio counts 12 companies
- CRED
- General Counsel AI
- Utila
- CalmWave
- Prophetic
- Retirable
- KLIPY
- BusRight
- ROH
- Truthsystems
- Dimer Health
- Honeycake
Investor Profile
The known portfolio sits in sectors AI, Consumer, FinTech and Healthcare, and focus areas Cryptocurrency, Cybersecurity, Database and Digital Health.
Jonathan Weiner appears in Growth, Seed and Series A rounds across the known deals.
The portfolio and focus above give founders context on whether Jonathan Weiner matches their raise.
Colleagues
Jaafer Haidar
Contributing Partner
London, Canada
Lex Alvarez
Partner
Atlanta, United States
Michael Heller
Venture Partner
New York, United States
Nancy G. Brown
General Partner
New York, United States
Allen Miller
Partner
New York City, United States
Oivind Lorentzen
Partner
New York, United States
Billy Deitch
Partner
San Francisco, United States
Michelle Daubar
Partner
New York City, United States
Vig Chandramouli
Partner
New York City, United States
Andy Smith
Partner
San Francisco, United States
Matt Streisfeld
General Partner
New York, United States
Nancy Brown
Investor
United States
Patricia Kemp
Managing Partner
United States
Maddie Hilal
Vice President
New York, United States
Eliza Adams
Principal
New York, United States
Leah Scanlan
Partner
New York, United States
Annie Lamont
Co-Founder
United States
Andrew Adams
Managing Partner
United States
Marc Andrusko
Partner
United States
Audrey Kim
Venture Partner
San Francisco, United States
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Frequently asked questions
Who is Jonathan Weiner?
Jonathan Weiner is an angel investor and operator angel based in New York City, United States with 16 known investments on file, among them Sydecar, fabric and Price.com. The sections above list the sectors, stages and firms attached to that record.
What does Jonathan Weiner invest in?
Listed sectors include AI, Consumer, FinTech and Healthcare; listed focus areas include Cryptocurrency, Cybersecurity, Database and Digital Health. 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 Jonathan Weiner invest at?
The known deals of Jonathan Weiner include Growth, 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.
Which firm is Jonathan Weiner listed at?
Jonathan Weiner is listed as General Partner at SilverCircle. 20 other people in the database share a firm with Jonathan Weiner.
How do I contact Jonathan Weiner?
An email address, a phone number and a LinkedIn page are on file for Jonathan Weiner. 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 5 September 2026 · How this data is built · Report a correction or request removal