Reaktor
Reaktor is a seed to Series C stage investment firm. It has made 9 investments. They made 1 investment in the last 12 months. Average disclosed round size is $28.4M (across 6 rounds with reported amounts).
Portfolio
9
Fund Size
—
Top Stage
Series A
Last 12 Mo
1
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
14 investments
| Company | Round | Amount | Date |
|---|---|---|---|
| GGosta Labs | Seed | — | Nov 2025 |
 Swappie | Series C | — | Feb 2022 |
| Swappie | Series C | $124M | Jan 2022 |
| Swappie | Series B | $40.6M | Jun 2020 |
| Swappie | Series A | — | Jan 2019 |
 Kaiku | Series A | — | Apr 2018 |
| KKaiku Health | Series A | — | Apr 2018 |
 Valohai | Unknown | $1.8M | Jan 2018 |
| SSinga | Seed | — | Jun 2017 |
| Valohai | Seed | $1.8M | — |
 Kaiku | Series A | — | — |
 Valpas | Seed | — | — |
 Matchmade | Series A | $1.5M | — |
| Kaiku | Seed | $940K | — |
Top Co-Investors
Tesi9 shared
Business Finland4 shared
Morrow Ventures4 shared
Lifeline Ventures4 shared
Debiopharm Innovation Fund3 shared
Superhero Capital3 shared
Verdane2 shared
Reinventure Group2 shared
Startup Wise Guys1 shared
Maki.vc1 shared
Realty Corporation1 shared
Icebreaker.vc1 shared
Initialized Capital1 shared
Angular Ventures1 shared
Korea Investment Partners1 shared
Global Founders Capital1 shared
London Venture Partners1 shared
COR Group1 shared
Voima Ventures1 shared
Last updated: 4 November 2026