SonoThera
SonoThera is a biotech company in South San Francisco, United States, founded in 2022. It has raised $185.8M across 2 rounds, most recently a $125.0M Series B in June 2026.
Therapeutic Ultrasound: Targeted Genetic Medicine
- Headquarters
- South San Francisco, California
- Employees
- 11–50
- Founded
- 2022
- Business Model
- B2B
- Website
- sonothera.com
- Total Funding
- $185.8M
- Last Round
- $125.0M Series BJun 2026
- Rounds
- 2
Totals include recorded grants and other qualifying funding, not just equity. What counts toward funding.
Indexed holds 2 funding rounds and 5 investors for this company. The full record is or through the API.
About
SonoThera is a clinical-stage biotechnology company developing ultrasound-mediated, nonviral gene therapy through its proprietary RIPPLE delivery and PORE payload-engineering platforms, which target genetic payloads to specific tissues without viral vectors and allow redosing. Headquartered in South San Francisco, California, the company officially launched in 2022 with a $60.75 million Series A round and is advancing programs toward Duchenne muscular dystrophy, hemophilia A, and X-linked Alport syndrome. It closed an oversubscribed $125 million Series B in early 2026. Investors include Arch Venture Partners, Johnson & Johnson, Vertex Ventures, Illumina Ventures, Eli Lilly, RA Capital, ARK Invest, and Otsuka, and the company holds a research collaboration with Janssen Pharmaceuticals.
Summary
It lists 11–50 employees. It has raised $185.8M in total across 2 rounds, most recently a $125.0M Series B round in Jun 2026. Investors include Vida Ventures, ARCH Venture Partners and Illumina Ventures.
Tech & App Stack
3 technologies & apps tracked
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Funding History
Jun 2026
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Funding: Series A through Series B. Amounts, valuations, and investors where available.
Investors
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