AttoTude
Pioneers ASIC over Dielectric interconnect for high-bandwidth, energy-efficient AI infrastructure connectivity
$52MSeries C
Role not disclosedSH
Sutter Hill Ventures
Activity from announced rounds
Activity in this selectionOct 24, 2026 · Enterprise software · Jan 1, 2026
Sutter Hill Ventures is the venture firm named by AttoTude and in CapitalG’s Celero investment account.
Recorded funding activity
AttoTude develops dielectric interconnects. Celero develops optical signal processors, while Sila develops battery materials and systems. The announcements preserve distinct components of computing and energy infrastructure.
Sources
- Rounds participated in
- 5
- Confirmed lead rounds
- — 5 roles undisclosed
- New companies
- 5 First participation on record · 0 follow-on
- Funding in participating rounds
- $676M 5 disclosed · full round size, not this investor’s share
By stage
By primary sector
By country
Rounds
5 in this selectionSigma Computing
Provides a spreadsheet-style agentic analytics platform for enterprises to build AI apps on cloud data warehouses
$80MSeries E
Role not disclosedGridCARE
Uses physics-based AI to unlock latent grid capacity and accelerate power delivery for AI data centers
$64MSeries A
Role not disclosednEye.ai
Develops integrated optical interconnects for AI data centers
$80MSeries C
Role not disclosedSiFive
SiFive licenses RISC-V processor intellectual property for custom computing chips, including high-performance data-centre designs.
$400MSeries G
Role not disclosed