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SonoThera has raised $186.0M across 2 funding rounds.
Key people at SonoThera.
SonoThera has raised $186.0M in total across 2 funding rounds.
SonoThera is a biotechnology company developing non-viral genetic medicines that utilize ultrasound for targeted delivery. The company’s core technology focuses on precise, localized administration of genetic therapies, addressing the root causes of various human diseases through a non-invasive approach. This method aims to improve the safety and efficacy profiles compared to traditional viral delivery systems, enabling broader applicability for gene-editing and gene-delivery payloads.
The company was founded in 2021 by Kenneth Greenberg, Ph.D., and Michael Davidson. Dr. Greenberg, who also serves as CEO, brings a deep background in gene therapy, having worked in the field since 2001, highlighting a sustained commitment to advancing genetic medicine. The founding insight stemmed from the critical need for a safe and effective non-viral gene delivery system, recognizing ultrasound’s potential to overcome existing limitations in directing therapeutics to specific tissues.
SonoThera targets patients afflicted with genetic diseases, offering a vision for a future where these conditions can be treated at their origin. The company’s long-term mission is to fundamentally transform disease management by expanding the possibilities of genetic medicine, providing therapeutic solutions that are both precise and broadly accessible. Their work aims to redefine how genetic conditions are approached, moving towards curative outcomes for individuals worldwide.
SonoThera has raised $186.0M in total across 2 funding rounds.
SonoThera's investors include ARCH Venture Partners, Domain Associates, Lu Wang, Foothill Ventures (formerly Tsingyuan Ventures), Illumina Ventures, Johnson & Johnson Innovation, Leaps by Bayer, MRL Ventures Fund, RA Capital, Soffinova Partners, Takeda Ventures, Vertex Ventures.
SonoThera has raised $186.0M across 2 funding rounds. Most recently, it raised $125.0M Series B in January 2026.
| Date | Round | Lead Investors | Other Investors | Status |
|---|---|---|---|---|
| Jan 10, 2026 | $125M Series B | — | — | Announced |
| Dec 1, 2022 | $61M Series A | ARCH Venture Partners | Domain Associates, LU Wang, Foothill Ventures (formerly Tsingyuan Ventures), Illumina Ventures, Johnson & Johnson Innovation, Leaps BY Bayer, MRL Ventures Fund, RA Capital, Soffinova Partners, Takeda Ventures, Vertex Ventures, Alexandria Venture Investments, ELI Lilly And Company, Formic Ventures, Jlabs, Lifespan Investments, Medical Excellence Capital, Vertex Ventures HC, Wilson Sonsini Goodrich & Rosati | Announced |
SonoThera is a biotechnology company developing an ultrasound-mediated, nonviral gene delivery platform to treat the root cause of human diseases, overcoming limitations of traditional gene therapies like viral vectors and lipid nanoparticles.[1][2][3] The platform uses microbubbles and focused ultrasound (sonoporation) for precise, redosable delivery of genetic payloads (DNA, RNA) of any size to targeted organs such as kidney, liver, muscle, heart, and CNS, addressing safety, efficacy, biodistribution, and cost barriers.[1][2][3][5] It serves patients with unmet needs in chronic kidney disease, hematologic disorders, neurodegenerative diseases, cardiovascular conditions, Duchenne muscular dystrophy, and hemophilia A, with plans to advance its first genetic medicine into clinical trials in 2025 and partnerships like Janssen for non-liver targets.[2][5][7]
SonoThera was founded in 2021 by Drs. Kenneth Greenberg (CEO), Michael Davidson (Executive Chairman), and Steve Feinstein (CSO), building on two decades of innovation in ultrasound technology.[2][4][5][7] Feinstein invented the first two FDA-approved ultrasound contrast agents (microbubbles), initially for cardiac imaging, then recognized their potential for gene delivery.[2][4] Greenberg brought gene therapy expertise from UNITY Biotechnology and CODA Biotherapeutics, where he advanced neuromodulation platforms; Davidson complemented with strategic leadership.[2][4] The idea emerged post-2017 Luxturna approval, spotting gaps in gene therapy delivery, leading to SonoThera's launch to commercialize this nonviral approach with early traction via Illumina Ventures investment and a 2022 Janssen collaboration.[2][4][5]
SonoThera rides the gene therapy boom, where over 20 FDA approvals by 2025 highlight delivery bottlenecks—viral vectors limit payload size, trigger immunity, and restrict organs—creating demand for nonviral alternatives amid rising chronic disease burdens.[2][4] Timing aligns with maturing ultrasound tech (e.g., FDA-cleared microbubbles) and AI-driven imaging for precision, fueled by market forces like $10B+ gene therapy investments and needs in non-liver targets.[2][5] It influences the ecosystem by enabling larger payloads for complex diseases, partnering with pharma giants like Janssen/Illumina Ventures, and presenting breakthrough data (e.g., dystrophin expression), potentially expanding genetic medicine to outpatient settings and reducing costs.[2][5][7]
SonoThera is poised to enter clinics in 2025 with undisclosed indications, likely kidney or neuromuscular, backed by 2025 conference data on DMD/hemophilia and Janssen collaboration accelerating non-liver programs.[2][5][7] Trends like sonoporation maturation, combo therapies, and regulatory nods for nonviral platforms will propel growth, with influence evolving via partnerships, IND filings, and potential IPO as pre-IPO shares trade.[7] This ultrasound breakthrough could redefine genetic medicine's accessibility, fulfilling its mission to treat untreatable diseases at the root.[1][4]
Key people at SonoThera.