SOSV

A global venture capital firm investing in deep tech startups for human and planetary health.

Venture Capital Active Cork, Ireland Est. 1995
Visit website ↗ LinkedIn
Last updated 2026-07-20
Portfolio
3
in our dataset
Rounds participated
4
Rounds led
1
Rounds' value
$2.3M
total disclosed, rounds participated
Stages
A Round, D Round, Pre-Seed, E Round, Seed, B Round, C Round

About

SOSV is a global venture capital firm that provides multi-stage investment, starting with pre-seed startup development programs designed for founders with breakthrough technologies that address human and planetary health. With $1.5 billion in AUM, SOSV operates early-stage startup development programs including HAX (hard tech), IndieBio (human and planetary health), and Orbit Startups (emerging markets). SOSV invests in approximately 130 new startups annually and has a portfolio of over 1,000 companies across various stages, sectors, and geographies. The firm has offices in New York, Newark, San Francisco, Cork, Pune, Shenzhen, and Tokyo, and its headquarters is in Princeton, New Jersey. SOSV's founder, Sean O'Sullivan, established the firm in 1995.

Portfolio · 3

RoboDeck
Automated Robotic Technology for Outdoor Maintenance
Led ★ 2 rounds $2.0M committed Latest: 2023-07
Out Of X
Fashion Crowdfunding Platform
1 round Latest: 2016-09
NUA Robotics
Robotic Luggage
1 round $300K committed Latest: 2015-07

Investment activity

Portfolio by sector

Industrial Technologies6
Agriculture & Food Technologies4
Business Software2
Health Tech & Life Sciences2
Energy Tech1

Funds · 3

  • 5 — $306M Apr 2024
  • Select Fund — $100M Jan 2021
  • Fund IV — $270M Jan 2019

Q&A

What is SOSV's most recent fundraise?
SOSV raised Fund 5, totaling $306M, in April 2024.
What is SOSV's investment focus by sector?
SOSV shows a concentration in Industrial Technologies and Agriculture & Food Technologies, with 6 and 4 portfolio companies respectively. They also invest in Business Software, Health Tech & Life Sciences, and Energy Tech.
Which stages does SOSV typically invest in?
SOSV primarily invests in Pre-Seed and Seed stage companies. According to startupim data, they have 8 Pre-Seed investments and 7 initial Seed investments, along with 4 follow-on Seed rounds.
Can you name some of SOSV's recent portfolio companies?
SOSV has recently invested in companies like Starstone, which raised $1.23M in Pre-Seed funding in 2023, and NitroFix, which secured $4.6M in Series A funding in 2022.
What is the typical check size for SOSV's investments?
SOSV's investment range for disclosed rounds is between $200K and $4.2M.
Who founded SOSV?
SOSV was founded by Sean O’Sullivan, who serves as the Founder & Managing General Partner.
What is SOSV's investment activity like in 2023 and 2024?
SOSV has shown consistent investment activity, with multiple investment rounds recorded in July 2023, and further rounds in February and March 2024.
Has SOSV raised other funds recently?
Prior to their 2024 fund, SOSV raised a Select Fund of $100M in January 2021 and Fund IV, which closed at $270M in January 2019.
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