
Braavos Investment Advisers is a London-based venture capital firm managing over $500M, investing in companies founded on the premise of scientific breakthroughs. The firm focuses on early- to growth-stage deeptech companies, particularly those originating from institutions such as the University of Oxford.
Their most common stage is series-a (71% of deals). Average disclosed round size is $50.5M (across 4 rounds with reported amounts).
Portfolio
7
Fund Size
$500M
Top Stage
Series A
Last 12 Mo
1
Team
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
7 investments
| Company | Round | Amount | Date |
|---|---|---|---|
| Series A | — | Oct 2025 | |
| Series A | $30M | Feb 2025 | |
| Series B | $37M | Jun 2024 | |
| Series A | — | Jan 2023 | |
| Series A | $50M | Jun 2022 | |
| OOsler Diagnostics | Series C | $85M | Jan 2016 |
| OOxford Ionics | Series A | — | — |
Top Co-Investors
Oxford Science Enterprises6 shared
Lansdowne Partners3 shared
Torch Capital2 shared
2xN2 shared
Prosus Ventures2 shared
F-Prime Capital1 shared
General Catalyst1 shared
AXIAL Partners1 shared
OrbiMed1 shared
Khosla Ventures1 shared
Applied Materials1 shared
Silicon Catalyst Ventures1 shared
Cambridge Innovation Capital1 shared
ICM HPQC Fund1 shared
Arm Holdings1 shared
Legal & General1 shared
Addition1 shared
Chevron Technology Ventures1 shared
Oxford University Innovation1 shared
Last updated: 14 September 2026