Investor profile
Bret Siarkowski
Angel, Operator angel & Founding General Partner at MedScience Ventures
Bret Siarkowski is an angel investor and operator angel based in Marlborough, Massachusetts, United States with 2 known investments: Elsen and Ourlyhelp.
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Investment focus
- Stage
- Seed
- Sector
- AIHealthcare
Contacts
Bret Siarkowski portfolio companies (2)
- Elsen
- Ourlyhelp
Affiliated funds' portfolios
Founding General Partner at MedScience Ventures, whose known portfolio counts 2 companies
- NanoDx
- Yofumo Technologies
Investor Profile
Founders in the listed sectors AI and Healthcare, and focus areas Cybersecurity, Digital Health, Enterprise SaaS and Machine Learning will recognize the pattern in this portfolio.
Bret Siarkowski appears in Seed rounds across the known deals.
Reviewing the investment history helps decide whether there is a realistic fit before reaching out.
Colleagues at MedScience Ventures
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Frequently asked questions
Who is Bret Siarkowski?
Bret Siarkowski is an angel investor and operator angel based in Marlborough, Massachusetts, United States with 2 known investments on file, among them Elsen and Ourlyhelp. The sections above list the sectors, stages and firms attached to that record.
What does Bret Siarkowski invest in?
Listed sectors include AI and Healthcare; listed focus areas include Cybersecurity, Digital Health, Enterprise SaaS and Machine Learning. 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 Bret Siarkowski invest at?
The known deals of Bret Siarkowski include Seed 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 Bret Siarkowski listed at?
Bret Siarkowski is listed as Founding General Partner at MedScience Ventures. 2 other people in the database share a firm with Bret Siarkowski.
How do I contact Bret Siarkowski?
An email address, a phone number and a LinkedIn page are on file for Bret Siarkowski. 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