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NODI Energy

YC X25

Cambridge, GB · Founded 2025 · 2 employees · 3 known investors

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NODI is a plug-in home battery that stores cheap or surplus solar electricity and discharges it during expensive peak periods, with automatic backup power during grid outages. Aimed at homeowners and renters, the device installs without an electrician or rewiring and is designed to sit visibly in living spaces like furniture.

Also known as PowerMatrix Technology Inc. · PowerMatrix

Advanced ManufacturingAI & Machine LearningCleantechEnergyHardwareSemiconductorsEnergy StorageHard TechElectronicsUnited KingdomEurope

Founders & leadership· Y Combinator alumni (X25)

NODI Energy was founded in 2025 by Catherine Jeong and Borong Hu.

CJCatherine Jeong
Catherine JeongCo-FounderPreviously worked on special projects at FabricNano and partnerships at CUR8, and advised Arda Biomaterials. She was a Founder-in-Residence at Entrepreneur First, a venture scout for Climate VC, and has co-founded two earlier stealth startups, one as CEO. A former competitive fencer, she is building NODI Energy through Y Combinator's P25 batch.
BHBorong Hu
Borong HuFounderCompleted a PhD and postdoctoral research at the University of Warwick before spending four years as a research associate in power electronics at the University of Cambridge. He previously founded PowerSense, worked as a technical specialist at BITMAIN, interned at the Offshore Renewable Energy Catapult, and was a BSF Fellow at Wilbe.
XR
Xufu Ren

Investors · 3

Y Combinatorlisted by Y CombinatorSan Francisco · $500K

How we know: the Y Combinator directory · open dataset · 5k.vc investor directory · Not right? Tell us

Tekedia CapitalreportedLagos · $1K

How we know: Y Combinator's founder network · Not right? Tell us

Related companies · 4

AirthiumAirthium manufactures high-temperature industrial heat pumps that reach up to 550°C and operate in hybrid mode, switching between electricity and gas to optimize cost and carbon emissions. The system is designed for industrial process heat applications requiring reliable 24/7 operation in the 150–550°C range.
Moxion Power Co.Viridi manufactures lithium-ion energy storage systems designed for installation in occupied spaces and around critical equipment without requiring additional construction or grid upgrades. The company serves customers seeking compliant, scalable distributed energy storage solutions in the United States.
SparkSpark provides AI-powered permitting and zoning intelligence for renewable energy, battery storage, and data center developers to accelerate site selection and reduce development risk. The platform analyzes zoning ordinances, permitting requirements, and community sentiment across U.S. jurisdictions.
GBatteriesGBatteries develops intelligent battery management systems and high-energy-density batteries using artificial intelligence and electrochemistry, targeting electric mobility applications from land to air transport.

Companies working in the same space as NODI Energy.

Legal entities · 1

corporate structure
PowerMatrix Technology Inc.

In the news

Launch YC: NODI Energy - Distributed Energy Infrastructure to Rewire the Grid | Y Combinatorycombinator.com · Aug 2026PowerMatrix: Efficient and Compact Power Supply for AI Hardwareycombinator.com · May 2025

Frequently asked questions

What does NODI Energy do?
NODI is a plug-in home battery that stores cheap or surplus solar electricity and discharges it during expensive peak periods, with automatic backup power during grid outages. Aimed at homeowners and renters, the device installs without an electrician or rewiring and is designed to sit visibly in living spaces like furniture.
Who founded NODI Energy?
NODI Energy was founded by Catherine Jeong, Borong Hu in 2025.
Who are NODI Energy's investors?
NODI Energy's investors include AIR Capital, Y Combinator, Tekedia Capital.
Where is NODI Energy headquartered?
NODI Energy is headquartered in Cambridge, GB.