Richard Koo is an angel investor and operator angel based in Denver, Colorado, United States with 31 known investments, including Notion, Mattermark, Rachio, Drync, Promptly, Genome Compiler, Blinkfire Analytics, Kindara, Polymorph, Sickweather, Moment and The Mighty.
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Investment focus
- Sector
- ConsumerHealthcareSaaS
Contacts
Richard Koo portfolio companies (31)
- Notion
- Mattermark
- Rachio
- Drync
- Promptly
- Genome Compiler
- Blinkfire Analytics
- Kindara
- Polymorph
- Sickweather
- Moment
- The Mighty
- Schoolzilla
- Brewbot
- ParkiFi
- RABBL
- Leapit
- Mapkin
- Pathful
- VerbalizeIt
- CloudTags
- Arryved
- Next Thing Co
- Pagedip
- Quaddra Software
- WorkBright
- BuyNow Worldwide
- Ramen
- SnowShoe Stamp
- BoomBoom Prints
- U Grok It
Investor Profile
The listing covers sectors Consumer, Healthcare and SaaS, and focus areas Biotech, Consumer Internet, Cybersecurity and Database. Startups operating in these areas may find Richard Koo relevant.
The portfolio and focus above give founders context on whether Richard Koo matches their raise.
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Frequently asked questions
Who is Richard Koo?
Richard Koo is an angel investor and operator angel based in Denver, Colorado, United States with 31 known investments on file, among them Notion, Mattermark and Rachio. The sections above list the sectors attached to that record.
What does Richard Koo invest in?
Listed sectors include Consumer, Healthcare and SaaS; listed focus areas include Biotech, Consumer Internet, Cybersecurity and Database. 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.
How do I contact Richard Koo?
An email address and a LinkedIn page are on file for Richard Koo. The address stays masked on this page and is readable inside RaiseHunt after you create an account. The database holds 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