Sutter Hill Ventures

Activity from announced rounds

Activity in this selectionOct 18, 2026 · Jul 21, 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
2
Confirmed lead rounds
0
1 roles undisclosed
New companies
2
First participation on record · 0 follow-on
Funding in participating rounds
$575M
2 disclosed · full round size, not this investor’s share

By stage

Growth1
Series C+1

By primary sector

Climate tech1
Hardware1

By country

United States2

Rounds

2 in this selection
Celero Communications

Celero develops coherent digital signal processors and analog technology for optical links that connect AI accelerators and data centers. Its validated 2nm silicon architecture is designed to move more data across scale-up, scale-out and data-center links with lower power and a path from 1.6T to next-generation 3.2T connectivity.

$275MSeries C
Participant
Sila

Develops and manufactures advanced battery solutions for critical industries

$300MGrowth
Role not disclosed