Trish Costello
Angel investor in San Mateo
San Mateo, California
Trish Costello, Angel investor in San Mateo is an active investor based in San Mateo, California. This profile covers what Trish Costello backs, at which stage, and how founders can reach out in 2026.
- Investor type
- AngelVCPEInvestment PartnerAcceleratorInvestor
- Stages
- Early Stage VentureCrowdfunding
- Invests in
- FintechHealthcare & Biotech
- Location
- San Mateo, California
- Typical check
- $263K
- Past investments
- 3
Notable investments
EverlyWellBabson CollegeKauffman FoundationHow to reach Trish Costello
Angels and operators like Trish Costello 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 Accelerator.
Connect with Trish Costello
Frequently Asked Questions
What does Trish Costello invest in?
Trish Costello invests in Fintech and Healthcare & Biotech, typically at Early Stage Venture and Crowdfunding. Match your sector and stage, then reach out with a personalized pitch.
What stage does Trish Costello invest at?
Trish Costello typically invests at Early Stage Venture and Crowdfunding. Lead with traction that fits the stage when you reach out.
What is Trish Costello's typical check size?
Trish Costello typically writes checks around $263K. Use it as a signal for whether your raise fits their stage.
How do I contact Trish Costello?
Unlock Trish Costello's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.