Patrick Mathieson
Angel investor in Los Angeles
Los Angeles, California
Patrick Mathieson, Angel investor in Los Angeles is an active investor based in Los Angeles, California. This profile covers what Patrick Mathieson backs, at which stage, and how founders can reach out in 2026.
- Investor type
- AngelVCMicro VCPEInvestment Partner
- Stages
- Early Stage VentureSeedSeries A
- Invests in
- SaaS & EnterpriseArtificial IntelligenceConsumer & RetailHealthcare & BiotechPropTech & Real Estate
- Location
- Los Angeles, California
- Typical check
- $500K
- Past investments
- 19
Notable investments
dataPlor
TransifexCandid Wholesale
BoulevardSkuposAnagramLuxury PresenceScotch
BrellaSmall Door VeterinaryHow to reach Patrick Mathieson
Angels and operators like Patrick Mathieson reply to specific, personalized notes that show real traction, not mass blasts. Build a verified list, write a note that fits their thesis, and track replies, all on Round Funded.
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About this profile
This profile is part of Round Funded, an investor database and outreach platform for founders. It covers 60,000+ active VCs, angels, family offices and accelerators with verified contacts, lets you send pitches from your own Gmail, and includes a free Data Room for your raise. How this data is built.
Cite this page
Round Funded. "Patrick Mathieson." Round Funded investor database, updated October 19, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/patrick-mathieson
Frequently Asked Questions
What does Patrick Mathieson invest in?
Patrick Mathieson invests in SaaS & Enterprise, Artificial Intelligence, Consumer & Retail and Healthcare & Biotech, typically at Early Stage Venture, Seed and Series A. Match your sector and stage, then reach out with a personalized pitch.
What stage does Patrick Mathieson invest at?
Patrick Mathieson typically invests at Early Stage Venture, Seed and Series A. Lead with traction that fits the stage when you reach out.
What is Patrick Mathieson's typical check size?
Patrick Mathieson typically writes checks around $500K. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.