Owen Sirianni works as a Principal at Wellington Management. The firm's known portfolio counts 10 companies.
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Investment focus
Contacts
Affiliated funds' portfolios
Principal at Wellington Management, whose known portfolio counts 10 companies
- Crisp
- Toss
- Achieve Life Science
- Angitia Biopharmaceuticals
- Quince
- Trade Republic
- Encord
- Forerunner
- ProMIS Neurosciences
- Caldera Therapeutics
Investor Profile
Founders in the listed sectors AI, Climate, Commerce and FinTech, and focus areas Analytics, Biotech, Computer Vision and Cybersecurity fall inside that listing.
Stage-wise, the deals at Wellington Management cluster around Growth, Late-Stage and Series A rounds.
The firm portfolio and the focus above give founders context on whether Owen Sirianni matches their raise.
Colleagues at Wellington Management
Showing 20 of 21
Yifan Lai
Principal
New York, United States
Jackson Cummings
Head of Wellington Access Ventures (WAV)
New York, United States
Dapo Ogunfeitimi
Investor
New York City, United States
Rostislav Castillo
Investment Professional
Boston, United States
Sasha McKenzie
Venture Capital Investor
United States
Alan Gu
Investor
Boston, United States
Ricardo Ruiz
Investor
New York City, United States
Matthew Witheiler
Late Stage Investor
New York City, United States
Jason Ruth
Sector Lead, Biotech Private Investments
Cambridge, United States
Carm Taglione
Managing Director
Boston, United States
Tom DeLong
Global Industry Analyst - Managing Director
Boston, United States
Dilene U.
Associate, Wellington Access Ventures
Brooklyn, United States
Adam Lee Kaplan
Senior Managing Director
Boston, United States
Cara Hubbard
Managing Director
Boston, United States
Joshua Sommerfeld
Managing Director
Boston, United States
Nilesh Kumar
Investor
Cambridge, United States
Frederik Groce
Venture Capital
Bellevue, United States
Kerin McLuskey
Investor
Belmont, United States
Hillary Flynn
Investor
Boston, United States
Rob Mazzoni
Late-Stage Growth VC
Chapel Hill, United States
Frequently asked questions
Who is Owen Sirianni?
Owen Sirianni is a private equity investor and venture debt investor based in New York, United States, listed as Principal at Wellington Management. The known portfolio of that firm counts 10 companies. That portfolio belongs to the firm, not to Owen Sirianni personally.
What does Owen Sirianni invest in?
Listed sectors include AI, Climate, Commerce and FinTech; listed focus areas include Analytics, Biotech, Computer Vision and Cybersecurity. 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 Owen Sirianni invest at?
Wellington Management appears in Growth, Late-Stage and Series A rounds across its known deals, and Owen Sirianni is listed there as Principal. 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 Owen Sirianni listed at?
Owen Sirianni is listed as Principal at Wellington Management. 21 other people in the database share a firm with Owen Sirianni.
How do I contact Owen Sirianni?
A LinkedIn page is on file for Owen Sirianni. It is readable inside RaiseHunt after you create an account. The database holds no email address and no phone number for this profile.
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Data: RaiseHunt investor dataset · Snapshot 6 September 2026 · How this data is built · Report a correction or request removal