Investor profile
Eileen Tanghal
Venture capital & Early stage investor and Founder at Black Opal Ventures
Eileen Tanghal is an Early stage investor and Founder at Black Opal Ventures, whose known portfolio counts 9 companies.
Is Eileen Tanghal a fit for your startup?
Paste your website. AI checks the fit and scores every other investor too.
Investment focus
- Sector
- AIHealthcareSaaS
Contacts
Affiliated funds' portfolios
Early stage investor and Founder at Black Opal Ventures, whose known portfolio counts 9 companies
- Ten63 Therapeutics
- Parasail
- Chamber Cardio
- Isaac Health
- Ansa Biotechnologies
- AuthMind
- Oath Surgical
- Thesis Care
- Roebling
Investor Profile
The listing covers sectors AI, Healthcare and SaaS, and focus areas Biotech, Digital Health, Drug Discovery and Healthcare Operations. Startups operating in these areas may find Eileen Tanghal relevant.
Stage-wise, the deals at Black Opal Ventures cluster around Seed, Series A and Series B rounds.
The firm portfolio and the focus above give founders context on whether Eileen Tanghal matches their raise.
Colleagues at Black Opal Ventures
Lilly Alexander
Advisor
New York, United States
Tara Bishop
Founder and Managing Director
New York, United States
Franco Danesi
Advisor
London, United Kingdom
Tamra Lair
Advisor and Investment Committee Member
Boston, United States
Hanna E.
Investor
New York, United States
Karthik Ramasubramanian
Investor
New York, United States
Joseph Jeong
Venture Partner
Chicago, United States
Frequently asked questions
Who is Eileen Tanghal?
Eileen Tanghal is a venture capital investor based in San Carlos, California, United States, listed as Early stage investor and Founder at Black Opal Ventures. The known portfolio of that firm counts 9 companies. That portfolio belongs to the firm, not to Eileen Tanghal personally.
What does Eileen Tanghal invest in?
Listed sectors include AI, Healthcare and SaaS; listed focus areas include Biotech, Digital Health, Drug Discovery and Healthcare Operations. Those tags come from the portfolios of the firms this profile is attached to, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Eileen Tanghal invest at?
Black Opal Ventures appears in Seed, Series A and Series B rounds across its known deals, and Eileen Tanghal is listed there as Early stage investor and Founder. 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 Eileen Tanghal listed at?
Eileen Tanghal is listed as Early stage investor and Founder at Black Opal Ventures. 7 other people in the database share a firm with Eileen Tanghal.
How do I contact Eileen Tanghal?
An email address and a LinkedIn page are on file for Eileen Tanghal. 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.
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 5 September 2026 · How this data is built · Report a correction or request removal