CapitalG

Activity from announced rounds

Activity in this selectionOct 24, 2026 · Hardware · Jan 1, 2026

CapitalG is Alphabet’s independent growth fund, investing in technology businesses and connecting founders with expertise from Google and the wider Alphabet organisation.

CapitalG’s sole limited partner is Alphabet. Its portfolio relationships can draw on Google capabilities such as DeepMind technical expertise and the commercial reach of Search, Cloud and YouTube, as well as introductions for strategic partnerships.

Its investment scope extends from enterprise software and AI infrastructure into robotics, construction automation, optical networking and energy systems. The firm publishes investment perspectives explaining the technical and commercial theses behind these areas.

Sources
Rounds participated in
5
Confirmed lead rounds
1
3 roles undisclosed
New companies
5
First participation on record · 0 follow-on
Funding in participating rounds
$2.1B
5 disclosed · full round size, not this investor’s share

By stage

Series C+4
Series B1

By primary sector

AI1
Climate tech1
Hardware1
Proptech1
Space tech1

By country

United States5

Rounds

5 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
Lead
Base Power

Base Power builds and operates home batteries that supply backup electricity and help balance the power grid.

$1BSeries D
Participant
K2 Space

Manufactures large, high-power satellites.

$500MSeries D
Role not disclosed
nEye.ai

Develops integrated optical interconnects for AI data centers

$80MSeries C
Role not disclosed
Bedrock Robotics

Develops autonomous construction technology for general contractors

$270MSeries B
Role not disclosed