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Sunstone
Irvine, California, United States
Sunstone is a seed to Series C stage investment firm based in Irvine, California, United States. It has made 22 investments, with focus areas including Travel & Hospitality, HR & Talent, Gaming. They made 1 investments in the last 12 months. Average disclosed round size is $22.5M (across 21 rounds with reported amounts).
Portfolio
22
Fund Size
$400M
Top Stage
Series A
Last 12 Mo
1
Team
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
22 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 ProgenyHealth | Growth | — | May 2025 |
 OSF Digital | Series C | $100M | Apr 2022 |
 TravelPerk | Series C | $60M | Jul 2019 |
 Peakon | Series B | $35M | Mar 2019 |
| AAire | Series B | $11M | Feb 2019 |
 Taster | Seed | $4M | Jun 2018 |
| TravelPerk | Series B | $17M | Apr 2018 |
| Peakon | Series B | $22M | Feb 2018 |
 Inboard Technology | Series A | $8M | Nov 2017 |
| MMojiworks | Series A | $2.1M | Nov 2017 |
 GetYourGuide | Series D | $75M | Nov 2017 |
 Neo4j | Series D | $36M | Nov 2016 |
| FFreespee | Series B | $9.3M | Nov 2016 |
 Natural Cycles | Series A | $6M | Jul 2016 |
| TravelPerk | Series A | $7M | Jun 2016 |
| Peakon | Series A | $4M | Jan 2016 |
| GetYourGuide | Series C | $50M | Nov 2015 |
| DDubsmash | Series A | $5.5M | Aug 2015 |
| GetYourGuide | Series A | $4.5M | Jan 2014 |
| GGame Analytics | Seed | $2.5M | Feb 2013 |
| MMakieLab | Seed | $1.4M | Jun 2012 |
| IInboard | Unknown | $11.7M | — |
Top Co-Investors
Spark Capital4 shared
Balderton Capital3 shared
Idinvest3 shared
LocalGlobe3 shared
Lifeline Ventures2 shared
KKR2 shared
Nokia2 shared
Target Global2 shared
Felix Capital2 shared
EQT Ventures2 shared
Upfront Ventures2 shared
Ventech1 shared
Silicon Valley Bank1 shared
Crane1 shared
Experian Ventures1 shared
White Star Capital1 shared
Greenbridge1 shared
Creandum1 shared
Eight Roads Ventures1 shared
CrunchFund1 shared
Last updated: 15 April 2026