venBio

VenBio, established in 2011, is a San Francisco-based venture capital firm specializing in life science investments across various stages, from early to late, in the United States. The firm focuses on drug discovery and works closely with its portfolio companies, providing expertise and support to enhance their impact and position them for potential acquisitions. VenBio's team engages in building syndicates and teams, and considers potential acquirers from the outset, ensuring companies are well-prepared in areas such as intellectual property, clinical trials, and regulatory requirements.

Antoinette Delhonte

CFO

Past deals in Nanotechnology

Attovia Therapeutics

Series C in 2025
Attovia Therapeutics is a biotherapeutics pipeline developer focused on immune-mediated illness and oncology. The company uses the nanobody platform to create tiny format binders with low picomolar affinity, increased selectivity, quicker internalization, and rapid tissue penetration, thereby assisting cancer patients' treatment.

Attovia Therapeutics

Series B in 2024
Attovia Therapeutics is a biotherapeutics pipeline developer focused on immune-mediated illness and oncology. The company uses the nanobody platform to create tiny format binders with low picomolar affinity, increased selectivity, quicker internalization, and rapid tissue penetration, thereby assisting cancer patients' treatment.

Attovia Therapeutics

Series A in 2023
Attovia Therapeutics is a biotherapeutics pipeline developer focused on immune-mediated illness and oncology. The company uses the nanobody platform to create tiny format binders with low picomolar affinity, increased selectivity, quicker internalization, and rapid tissue penetration, thereby assisting cancer patients' treatment.

RayzeBio

Series C in 2021
RayzeBio, Inc. is a biotechnology company based in San Diego, California, founded in 2020. The company specializes in developing tumor-targeted small molecule medicines that leverage radioisotopes to improve cancer treatment outcomes. RayzeBio focuses on creating innovative radiopharmaceuticals, particularly utilizing alpha-emitting radioisotopes like Actinium-225, to target solid tumors effectively. With a robust pipeline of drug candidates, RayzeBio is committed to addressing significant market opportunities in oncology through late-stage clinical programs, development initiatives, and discovery efforts. The company's mission is to provide effective therapeutic solutions aimed at defeating cancer.

RayzeBio

Series B in 2020
RayzeBio, Inc. is a biotechnology company based in San Diego, California, founded in 2020. The company specializes in developing tumor-targeted small molecule medicines that leverage radioisotopes to improve cancer treatment outcomes. RayzeBio focuses on creating innovative radiopharmaceuticals, particularly utilizing alpha-emitting radioisotopes like Actinium-225, to target solid tumors effectively. With a robust pipeline of drug candidates, RayzeBio is committed to addressing significant market opportunities in oncology through late-stage clinical programs, development initiatives, and discovery efforts. The company's mission is to provide effective therapeutic solutions aimed at defeating cancer.

RayzeBio

Series A in 2020
RayzeBio, Inc. is a biotechnology company based in San Diego, California, founded in 2020. The company specializes in developing tumor-targeted small molecule medicines that leverage radioisotopes to improve cancer treatment outcomes. RayzeBio focuses on creating innovative radiopharmaceuticals, particularly utilizing alpha-emitting radioisotopes like Actinium-225, to target solid tumors effectively. With a robust pipeline of drug candidates, RayzeBio is committed to addressing significant market opportunities in oncology through late-stage clinical programs, development initiatives, and discovery efforts. The company's mission is to provide effective therapeutic solutions aimed at defeating cancer.
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