An angel investor based in Stanford, California, United States, Mark Jacobstein has 5 known investments: Scoot, Disconnect, Luminopia, Badongo.com and OurHealthMate.
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Investment focus
- Sector
- AIFinTechHealthcareSaaS
Contacts
Mark Jacobstein portfolio companies (5)
- Scoot
- Disconnect
- Luminopia
- Badongo.com
- OurHealthMate
Affiliated funds' portfolios
General Partner at South Park Commons, whose known portfolio counts 10 companies
- Fulcrum
- Goodfire
- Profound
- Escargot
- Nyne.ai
- The Sentience Company
- Dentronic
- Cent
- Koah Labs
- Noble Machines
Investor Profile
The listing covers sectors AI, FinTech, Healthcare and SaaS, and focus areas Biotech, Digital Health, Healthcare Operations and Mental Health. Startups operating in these areas may find Mark Jacobstein relevant.
Stage-wise, the known deals cluster around Seed and Series A rounds.
Reviewing the investment history helps decide whether there is a realistic fit before reaching out.
Colleagues at South Park Commons
Aditya Agarwal
Managing Partner
San Francisco, United States
Akshay Singhal
Member
Bengaluru, India
Ruchi Sanghvi
Founder and Partner
San Francisco, United States
Rohini Pandhi
Product Leader
San Francisco, United States
Evan Tana
General Partner
San Francisco, United States
Ambrish Tyagi
Investor
San Francisco, United States
Dylan Itzikowitz
Partner
New York, United States
Finn Meeks
General Partner
San Francisco, United States
Aymeric Rabot
Fellow
Tampa, United States
Alexander Phan
Member
New York, United States
Julien Brissonneau
Investor
Mountain View, United States
Samuel Odio
YC founder
San Francisco, United States
Samesh Lakhotia
Investor
Bengaluru, India
Paul Brown
Cryptocurrency Forum Lead
Seattle, United States
David Michaels
Founder Fellow
San Francisco, United States
Jonathan Wegener
Member
Los Angeles, United States
Danh Trang
Principal
San Francisco, United States
Jonathan Brebner
Partner
United States
Mitra Lohrasbpour
Seed stage investor
San Francisco, United States
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Frequently asked questions
Who is Mark Jacobstein?
Mark Jacobstein is an angel investor based in Stanford, California, United States with 5 known investments on file, among them Scoot, Disconnect and Luminopia. The sections above list the sectors, stages and firms attached to that record.
What does Mark Jacobstein invest in?
Listed sectors include AI, FinTech, Healthcare and SaaS; listed focus areas include Biotech, Digital Health, Healthcare Operations and Mental 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 Mark Jacobstein invest at?
The known deals of Mark Jacobstein 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.
Which firm is Mark Jacobstein listed at?
Mark Jacobstein is listed as General Partner at South Park Commons. 19 other people in the database share a firm with Mark Jacobstein.
How do I contact Mark Jacobstein?
An email address, a phone number and a LinkedIn page are on file for Mark Jacobstein. 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