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Rebel Fund's Energy Portfolio

Browse 4 Energy companies funded by Rebel Fund. See funding amounts, founder contacts, and investment details.

Energy Companies
4
Total Funding in Energy
$3.5M

Energy Portfolio Companies (4)

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Artificial Intelligence (AI)B2BEnergy

Maingen is an industrial AI company building AI systems to help operate and manage industrial infrastructure.

San Francisco, United States
September 2026
$500K
Pre-Seed

Founder Contacts

41,000+ verified contacts

3D PrintingAdvanced MaterialsAerospaceElectronic Design Automation (EDA)EnergyIndustrial AutomationManufacturingMechanical EngineeringRoboticsSimulation

Ultrasonium develops metal additive manufacturing equipment and processes for aerospace, defense, and energy applications.

Boston, United States
September 2026
Seed

Founder Contacts

41,000+ verified contacts

EnergyEnergy EfficiencyEnergy ManagementSoftware

Elyos Energy is a software platform for energy optimization, flexibility, and demand response.

London, United Kingdom
October 2023
$3.0M
Seed

Founder Contacts

41,000+ verified contacts

BatteryData CenterEnergyRenewable EnergySolar

Voxel Energy builds solar-powered data centers to provide immediate power, bypassing years of utility grid connection delays.

San Francisco, United States
January 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

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View all companies funded by Rebel Fund across every industry and funding stage.

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