Xylyx Bio
New York, US · 1 known investors
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XYLYX develops transplantation technologies using regenerative medicine, bioengineering, and translational science to expand access to organ transplantation. The company works with surgeons, physicians, and regenerative medicine experts to advance tissue engineering and clinical innovation for transplant applications.
Founders & leadership

Investors · 1
Non-dilutive funding · 4 SBIR/STTR awards
Federal grants — no equity taken| Agency | Phase | Year | Amount |
|---|---|---|---|
| National Institutes of Health (NIH)National Institutes of Health | Phase II | 2022 | $2.1M |
| National Institutes of Health (NIH)National Institutes of Health | Phase I | 2021 | $297.9K |
| National Institutes of Health (NIH)National Institutes of Health | Phase I | 2020 | $224.1K |
| National Institutes of Health (NIH)National Institutes of Health | Phase I | 2018 | $279.4K |
Source: SBIR.gov award data (U.S. Small Business Administration). SBIR/STTR awards are competitive federal R&D grants and contracts — non-dilutive capital alongside any venture rounds above.
In the news
Frequently asked questions
- What does Xylyx Bio do?
- XYLYX develops transplantation technologies using regenerative medicine, bioengineering, and translational science to expand access to organ transplantation. The company works with surgeons, physicians, and regenerative medicine experts to advance tissue engineering and clinical innovation for transplant applications.
- Who founded Xylyx Bio?
- Xylyx Bio was founded by John O'Neill.
- Who are Xylyx Bio's investors?
- Xylyx Bio's investors include Boston Harbor Angels.
- Where is Xylyx Bio headquartered?
- Xylyx Bio is headquartered in New York, US.

