John Penna is an angel investor. The known portfolio counts 8 companies: Sift, Junar, UpOut, WaterSmart Software, Ploom, San Hill Angels, United Autosports and inevention.
Is John Penna a fit for your startup?
Paste your website. AI checks the fit and scores every other investor too.
Investment focus
- Focus
- Angel-Group-LinkedEvents TechWaterTech
Contacts
John Penna portfolio companies (8)
- Sift
- Junar
- UpOut
- WaterSmart Software
- Ploom
- San Hill Angels
- United Autosports
- inevention
Investor Profile
The listing covers sectors Climate, Consumer, Hardware and SaaS, and focus areas Angel-Group-Linked, Events Tech and WaterTech. Startups operating in these areas may find John Penna relevant.
John Penna appears in Pre-Seed, Seed and Series A rounds across the known deals.
The portfolio and focus above give founders context on whether John Penna matches their raise.
Similar investors
Showing 19 of 99
Wong
angel investor
Palo Alto, United States
Sam Pullara
Managing Director
Los Altos, United States
Peter Day
angel investor
Sam Lessin
Partner
Menlo Park, United States
John Jarve
Partner Emeritus
Menlo Park, United States
Matt Perez
angel investor
Los Gatos, United States
Peter P.
angel investor and operator angel
San Diego, United States
Amir Rustamzadeh
angel investor
United States
John Keister
angel investor and operator angel
Los Angeles, United States
Andy Philips
angel investor and operator angel
San Francisco, United States
Jitendra Gupta
angel investor
Cupertino, United States
Prashan Agarwal
angel investor and operator angel
Dubai, United Arab Emirates
Chris Palmisano
Investor/Advisor
Austin, United States
Verdi Erel Ergün
angel investor and operator angel
Miami, United States
Will Paoletto
angel investor
Richmond, United States
John Jersin
Co-Founder
San Francisco, United States
Sean Shadmand
angel investor and operator angel
Menlo Park, United States
John Spindler
General Partner
London, United Kingdom
Patrick Hennig
angel investor
Peru
Frequently asked questions
Who is John Penna?
John Penna is an angel investor with 8 known investments on file, among them Sift, Junar and UpOut. The sections above list the sectors and stages attached to that record.
What does John Penna invest in?
Listed sectors include Climate, Consumer, Hardware and SaaS; listed focus areas include Angel-Group-Linked, Events Tech and WaterTech. 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 John Penna invest at?
The known deals of John Penna include Pre-Seed, 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 John Penna?
A phone number and a LinkedIn page are on file for John Penna. They are readable inside RaiseHunt after you create an account. The database holds no email address for this profile.
Skip the browsing. Let AI find your ideal investors in one minute.
Paste your startup website and AI picks your best-fit investors out of 135,000+ profiles.
Data: RaiseHunt investor dataset · Snapshot 6 September 2026 · How this data is built · Report a correction or request removal