SiMa.ai builds a full-stack physical AI platform that combines purpose-built silicon and software to help developers deploy machine learning on real-world devices.
SG
StepStone Group
Activity from announced rounds
Activity in this selectionOct 16, 2026 · Jul 19, 2026
- Rounds participated in
- 6
- Confirmed lead rounds
- 0 2 roles undisclosed
- New companies
- 6 First participation on record · 0 follow-on
- Funding in participating rounds
- $1.2B 5 disclosed · full round size, not this investor’s share
By stage
By primary sector
By country
Rounds
6 in this selectionSiMa.ai
$150MSeries C
ParticipantCrusoe
AI infrastructure combining GPU cloud services, managed AI tools, large-scale data centers and modular AI factories for model developers and enterprises.
>$3.9BSeries F
ParticipantClay
A go-to-market platform that combines customer and prospect data with AI research and automation tools for revenue teams.
$115MSeries D
ParticipantVelaura AI
Develops ultra-low-power silicon for AI data centers and Physical AI systems
$110MSeries A
Role not disclosedMariana Minerals
Builds and operates AI-driven mines and refineries for critical minerals
$310MSeries B
Role not disclosedAntora Energy
Antora Energy makes thermal batteries that store electricity as heat in carbon blocks and deliver continuous energy to industrial facilities and other large users.
$550MSeries C
Participant