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Siren Biotechnology
Combines AAV gene therapy and cytokine immunotherapy to revolutionize cancer treatment
About Siren Biotechnology
Siren Biotechnology is a pioneering startup focused on revolutionizing cancer treatment through innovative therapies. The company is at the forefront of combining two advanced therapeutic technologies: AAV (Adeno-Associated Virus) gene therapy and cytokine immunotherapy. This unique combination aims to create a powerful new treatment to combat cancer, particularly targeting brain and eye tumors, which are notoriously difficult to treat with existing methods.
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Siren Biotechnology operates in the biopharmaceutical market, specifically within the niche of cancer therapeutics. The company serves a diverse range of clients, including healthcare providers, research institutions, and ultimately, cancer patients who are in dire need of more effective treatment options. Their primary goal is to address the significant unmet medical needs in the oncology sector by developing therapies that can overcome the limitations of past treatments.
The business model of Siren Biotechnology is centered around research and development (R&D) of their proprietary AAV immuno gene therapy. They invest heavily in scientific research to advance their treatment modalities from the lab to clinical trials, and eventually to market. The company generates revenue through a combination of funding from venture capital, partnerships with pharmaceutical companies, and potentially, future sales of their approved therapies.
Siren Biotechnology makes money by securing investments from venture capital firms, forming strategic partnerships with larger pharmaceutical companies, and through the eventual commercialization of their therapies. By bringing their innovative treatments to market, they aim to not only improve patient outcomes but also achieve financial sustainability and growth.
In summary, Siren Biotechnology is dedicated to changing the landscape of cancer treatment through cutting-edge AAV gene therapy and cytokine immunotherapy. Their focus on brain and eye tumors positions them uniquely in the oncology market, with a strong emphasis on R&D and strategic partnerships to drive their business forward.
At a glance
- Status
- Operational
- Founded
- 2020
- Headquarters
- San Francisco, United States
- Employees
- 10
- Open positions
- None listed
- Dealroom signal
- 71.4/100
- Industry
- Health
- Sub-industry
- BioTechnology
- Sector
- Biotech & Life Sciences, Biotechnology, Spinout, Biotech and Pharma, Woman Founder, DT and LS, science-based
- Business model
- Manufacturing
- Client focus
- b2b
Latest news
Press, funding announcements and product moves mentioning Siren Biotechnology.
Funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| GRANT✓Other financing | Jun 2026 | $8M | — | California Institute for Regenerative Medicine | ↗ |
| SEED✓Equity / VC | Apr 2024 | $20M | $78M | Undisclosed | ↗ |
Growth signals
Latest recorded traffic for Siren Biotechnology is 2.9K monthly website visits, down 3.3% over the last three months. Siren Biotechnology's team declined 9.1% over the past year.
Open positions
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Investors
From Dealroom's funding and investor records, grouped by the round each investor first entered.
Seed5 investors entered at this stage
Innovation Endeavors
Civilization Ventures
Lux Capital- SVSavantus Ventures
California Institute for Regenerative Medicine
Other known investors4 additional known investors
University of California, San Francisco
Carnrite Ventures
Hawktail
NZVC
Source: Dealroom Talent Intelligence.
Global footprint
team presence
Market sentiment
An AI-synthesised read of the highest-engagement posts about Siren Biotechnology on X, ranked by likes and reposts, corporate channels excluded.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
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