Nautilus Venture Partners is an early-stage venture capital firm founded in 2015 and based in Palo Alto, California. The firm invests in companies leveraging unique technology in artificial intelligence, IoT, big data, mobile, and deep tech sectors, helping startups partner with large technology corporations.
30% of their portfolio is in Hardware & Semiconductors. They made 1 investments in the last 12 months. Their most common stage is series-c (40% of deals). Average disclosed round size is $56.3M (across 9 rounds with reported amounts).
Portfolio
10
Fund Size
$150M
Top Stage
Series C
Last 12 Mo
1
Team
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
10 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 d-Matrix | Series C | $275M | Nov 2025 |
 Balbix | Series C | $70M | Mar 2022 |
 Volta Charging | Series C | $35M | Jul 2018 |
 Airy3D | Series A | $10M | Jan 2018 |
 Hiya | Series A | $18M | Oct 2017 |
| TTetraVue | Series A | $10M | Jan 2017 |
 Skulpt | Series A | $4.1M | Jan 2014 |
 Exo Imaging | Growth | — | — |
| BBalbix, Inc | Series C | $70M | — |
 DriveScale | Unknown | $15M | — |
Top Co-Investors
Nexus Venture Partners4 shared
Alter Global2 shared
Third Point Ventures2 shared
Mubadala Ventures2 shared
Singtel Innov82 shared
Mayfield Fund2 shared
Intel Capital2 shared
Robert Bosch Venture Capital2 shared
Virgo Investment Group1 shared
Energize Capital1 shared
Autotech Ventures1 shared
Activate Venture Partners1 shared
Idinvest Partners1 shared
J2 Ventures1 shared
Scale Venture Partners1 shared
MVP Ventures1 shared
Lince Capital1 shared
Bessemer Venture Partners1 shared
Industry Ventures1 shared
Last updated: 9 September 2026