Sean O'Sullivan
Overview
SOSV IV LLC is a global venture capital firm specializing in deep tech investments, focusing on human and planetary health. Founded in 1995 by Sean O'Sullivan, the firm is headquartered in Princeton, New Jersey, with additional offices in Cork, New York City, Newark, Pune, San Francisco, Shenzhen, and Tokyo. SOSV offers multi-stage funding, starting with its startup development programs, IndieBio and HAX, located in New York City, Newark, and San Francisco. The firm's investment strategy emphasizes sectors such as climate technology, industrial automation, and human health. Notable companies in its portfolio include Opentrons, Formlabs, NotCo, Prolific Machines, unSpun, Neptune Robotics, Smartex, and BitMEX. As of April 2024, SOSV closed its fifth core fund, totaling $306 million, underscoring its commitment to supporting innovative startups addressing global challenges. SOSV's accelerator programs, HAX and IndieBio, provide hands-on support to startups, offering resources and mentorship to accelerate product development and market entry. The firm has a strong emphasis on sectors such as climate technology, industrial automation, and human health. Notable companies in its portfolio include Opentrons, Formlabs, NotCo, Prolific Machines, unSpun, Neptune Robotics, Smartex, and BitMEX. As of April 2024, SOSV closed its fifth core fund, totaling $306 million, underscoring its commitment to supporting innovative startups addressing global challenges.
Investment Focus
- Innovative deep tech solutions addressing human and planetary health
- Strong founding teams with diverse backgrounds
- Scalable business models with global potential
- Commitment to sustainability and positive societal impact
Portfolio Companies
Reach Sean O'Sullivan directly
Verified work email, phone and LinkedIn for the full team — one spreadsheet, one payment, yours to keep.
Unlock full contacts →Frequently asked questions about Sean O'Sullivan
What sectors does Sean O'Sullivan invest in?
Sean O'Sullivan invests in Technology, Healthcare, Telecommunications, Software, Transportation and Medical Devices, and is based in New Jersey, United States. Sean O'Sullivan is listed as a venture capital in the ConnectSafely investor database.
What stage does Sean O'Sullivan invest at?
Sean O'Sullivan backs companies at Pre-Seed, Seed, Early Stage, Series A, Series B and Growth, writing cheques of 100K - 2M.
Which regions does Sean O'Sullivan invest in?
Sean O'Sullivan invests across United States, United Kingdom, Germany, Japan, Australia and Singapore.
What companies has Sean O'Sullivan invested in?
Sean O'Sullivan's portfolio includes Opentrons, Formlabs, NotCo, Prolific Machines, unSpun, Neptune Robotics, Smartex and BitMEX.
How do I contact Sean O'Sullivan?
Sean O'Sullivan's contact details — including work email — are listed in the ConnectSafely investor database, along with its website and the LinkedIn profiles of the team.
Last updated · Source: ConnectSafely investor database
