Voxel Energy
YC W26 · Active · Energy independent data centers with solar and repurposed batteries.
Competitors
| Company | Category | Status | Program |
|---|---|---|---|
 AstroShared: grid connection, data center, renewable energyActiveAI | AI | Active | YCW25 |
 NODI EnergyShared: data center, energy, hardwareActiveOther | Other | Active | YCX25 |
 Nira EnergyShared: renewable energy, solar power, gridActiveOther | Other | Active | YCW22 |
 Moxion Power Co.Shared: renewable energy, power, storageInactiveOther | Other | Inactive | YCW21 |
 MarengoShared: data center, energy, costActiveAI | AI | Active | YCS26 |
 Emerald AInot in a program hereShared: data center, grid, powerElsewhereOther | Other | Elsewhere |
Adjacent
| Company | Category | Status | Program |
|---|---|---|---|
 SparkShared: data center, solar power, energyActiveAI | AI | Active | YC +1W24 |
 Jasmine EnergyShared: renewable energy, solar power, dataInactiveAI | AI | Inactive | YCS22 |
 FerveretShared: data center, energy, hardwareActiveAI | AI | Active | YCS21 |
 KitekraftShared: system cost, renewable energy, hardwareActiveOther | Other | Active | YCS19 |
 Kapacity.ioShared: renewable energy, grid, costAcquiredOther | Other | Acquired | YCS21 |
Also from W26 in AI
All of W26| Company | Category | Status |
|---|---|---|
 Piris LabsThe Networking Layer of AIActiveAI, Devtools | AI, Devtools | Active |
 Seeing SystemsModular AI-Commanded Drones for DefenceActiveAI | AI | Active |
 /dev/fast/dev/fast is the AI-native code forgeActiveAI, Devtools | AI, Devtools | Active |
 10x ScienceThe AI-native platform for next-generation protein characterization.ActiveAI | AI | Active |
 21stUI building blocks for the agentic internetActiveAI, Devtools | AI, Devtools | Active |
 AemonThe Forward-Deployed AI Research EngineerActiveAI, Devtools | AI, Devtools | Active |
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
- 36m ago
YC tags: Artificial Intelligence, Hardware, Solar Power, Energy, Renewable Energy
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).
Sources: each program's public company list, read twice a week. Not affiliated with Y Combinator or any other program. Logos via logo.dev; trademarks belong to their owners.