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Startups14,448Programs29

14,448 startups · 29 programs

Voxel Energy

Active · Energy independent data centers with solar and repurposed batteries.

WebsiteYC profile

Why it ranks

How the rank works
7signal of 100 · rising 7
  • went through YCProgram · this site+4
  • team of 3Team size · YC's directory+3.1

A sum of public facts, not a judgement and not investment advice.

Competitors

AIAstroShared: data center, renewable energy, solar powerYC W25New York CityStartup →AIViraj AeroShared: grid connection, data center, energyYC F26Startup →OtherNODI EnergyShared: data center, energy, hardwareYC X25LondonStartup →AILiquid EnergyShared: data center, solar power, energyYC F26WaterlooStartup →OtherNira EnergyShared: renewable energy, solar power, gridYC W22RemoteStartup →OtherEmerald AIShared: data center, grid, powerStartup →OtherCrusoeShared: data centerStartup →
Companies closest to Voxel Energy
Company
AstroShared: data center, renewable energy, solar powerYC W25ActiveAI
Viraj AeroShared: grid connection, data center, energyYC F26ActiveAI
NODI EnergyShared: data center, energy, hardwareYC X25ActiveOther
Liquid EnergyShared: data center, solar power, energyYC F26ActiveAI
Nira EnergyShared: renewable energy, solar power, gridYC W22ActiveOther
Emerald AInot in a program hereShared: data center, grid, powerElsewhereOther
Crusoenot in a program hereShared: data centerElsewhereOther

Adjacent

OtherKitekraftShared: system cost, renewable energy, hardwareYC S19MunichStartup →OtherInactiveMoxion Power Co.Shared: renewable energy, power, storageYC W21San FranciscoStartup →AIMarengoShared: data center, energyYC S26San FranciscoStartup →AIInactiveJasmine EnergyShared: renewable energy, solar power, dataYC S22WashingtonStartup →AIFerveretShared: data center, energy, hardwareYC S21San FranciscoStartup →
Companies next to Voxel Energy
Company
KitekraftShared: system cost, renewable energy, hardwareYC S19ActiveOther
Moxion Power Co.Shared: renewable energy, power, storageYC W21InactiveOther
MarengoShared: data center, energyYC S26ActiveAI
Jasmine EnergyShared: renewable energy, solar power, dataYC S22InactiveAI
FerveretShared: data center, energy, hardwareYC S21ActiveAI

Also from W26 in AI

All of W26
AIPiris LabsThe Networking Layer of AIYC W26San FranciscoStartup →AISeeing SystemsModular AI-Commanded Drones for DefenceYC W26LondonStartup →AI/dev/fast/dev/fast is the AI-native code forgeYC W26San FranciscoStartup →AI10x ScienceThe AI-native platform for next-generation protein characterization.YC W26San FranciscoStartup →AI21stUI building blocks for the agentic internetYC W26San FranciscoStartup →AIAemonThe Forward-Deployed AI Research EngineerYC W26San FranciscoStartup →
Company
Piris LabsThe Networking Layer of AIteam of 8hiringActiveAI, Devtools
Seeing SystemsModular AI-Commanded Drones for Defenceteam of 7hiringActiveAI
/dev/fast/dev/fast is the AI-native code forgeteam of 4ActiveAI, Devtools
10x ScienceThe AI-native platform for next-generation protein characterization.team of 5hiringActiveAI
21stUI building blocks for the agentic internetteam of 3ActiveAI, Devtools
AemonThe Forward-Deployed AI Research Engineerteam of 3hiringActiveAI, Devtools

Founders

  • Casey SpencerFounder/CEO
  • Max PfeifferFounder/CTO
  • Evan SchmidtFounder/COO

About Voxel Energy

The best grid connection is no grid connection. Voxel builds vertically integrated energy generation and storage systems for data centers that bypass utility connection delays. By leveraging the vast supply of second-life EV batteries and our novel DC microgrid architecture, Voxel generates datacenter power on site and drastically reduces system cost and time-to-power.

YC batch
W26 · Winter 2026
Status, per YC
Active
Category
AI
Team size
3
Founded
2025
Checked
7h ago

YC tags: Hardware, Solar Power, Energy, Renewable Energy, AI

Changes seen

TagsOct 19, 2026

Newly tagged AI; no longer tagged Artificial Intelligence.

Source ↗

Voxel Energy in W26: 199 companies, 81% AI

LinkedIn

Voxel Energy: questions

Which YC batch was Voxel Energy in?

Voxel Energy was in Y Combinator's Winter 2026 batch (W26).

Is Voxel Energy still active?

Y Combinator lists Voxel Energy as active.

Who founded Voxel Energy?

Voxel Energy's founders, as listed on its YC page: Casey Spencer (Founder/CEO), Max Pfeiffer (Founder/CTO), Evan Schmidt (Founder/COO).