Circle Games
Circle Games develops mobile puzzle games built around simple interactions, colorful boards and increasingly challenging levels.
$25MSeries A
ParticipantaS
a16z Speedrun
Activity from announced rounds
Activity in this selectionOct 17, 2026 · Sep 18, 2026
Speedrun is an a16z investment program. Its company directory includes Circle Games and Keewano, linking the program to mobile-game development and infrastructure for working with event histories.
Recorded funding activity
RoundOS records participation in Circle Games’ Series A and Keewano’s seed round, as well as a lead role in Orbits’ pre-seed financing for an AI household assistant. Other covered activity includes Cascade’s construction-business software and ZeroDrift’s AI communications compliance tools. This page follows the Speedrun program’s recorded activity.
- Rounds participated in
- 1
- Confirmed lead rounds
- 0 All roles disclosed
- New companies
- 1 First participation on record · 0 follow-on
- Funding in participating rounds
- $25M 1 disclosed · full round size, not this investor’s share