Onshore
Builds AI-powered platform to help businesses claim and defend tax incentives like R&D credits with automation and expert review
$31MSeries B
Role not disclosedFV
FPV Ventures
Activity from announced rounds
Activity in this selectionUnited States · Feb 28, 2026 · Feb 1, 2026
FPV Ventures is an investment firm whose partner Nikunj Kothari is identified as lead in Piston’s Series A announcement.
Recorded funding activity
Piston develops cardless fuel payments with real-time controls for commercial fleets. Reactor supplies infrastructure for real-time generated video and interactive world models. Multiple Piston entries remain distinct financing records rather than separate investor identities.
- Rounds participated in
- 3
- Confirmed lead rounds
- — 3 roles undisclosed
- New companies
- 3 First participation on record · 0 follow-on
- Funding in participating rounds
- $65M 3 disclosed · full round size, not this investor’s share