Knollwood
Knollwood Investment Advisory is a venture capital firm that primarily focuses on early-stage companies within the internet security sector. The firm acts as a collaborative, life-cycle investor, providing patient and flexible long-term debt and equity to build sustainable businesses from their earliest stages through to public markets.
Portfolio
2
Fund Size
$1.1B
Top Stage
Series A
Last 12 Mo
1
Stage Distribution
Portfolio
2 investments
| Company | Round | Amount | Date |
|---|---|---|---|
| Empower Semiconductor | Series D | $140M | Sep 2025 |
| Interius BioTherapeutics | Series A | $76M | May 2021 |
Top Co-Investors
Bain Capital Life Sciences1 shared
Cormorant Asset Management1 shared
Pfizer Ventures1 shared
RA Capital Management1 shared
Longwood Fund1 shared
Logos Capital1 shared
Osage University Partners1 shared
Agent Capital1 shared
BrightEdge1 shared
Maverick Silicon1 shared
Atreides Management1 shared
Walden Catalyst1 shared
Abu Dhabi Investment Authority1 shared
Last updated: 3 March 2026