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Combinder

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Combinder operates a decentralized physical infrastructure network (DePIN) that lets households connect their distributed energy resources (DERs) such as smart devices and EV chargers to provide grid flexibility and data. The platform aggregates these devices into a virtual power plant, rewarding users with points and access to markets like flexibility trading and carbon credits.

Climate TechCrypto & Web3Energy

Founders & leadership

KSKai Siefert
Kai SiefertFounderKai Siefert is Founder of Combinder, a decentralized physical infrastructure network aggregating household distributed energy resources into virtual power plants. He brings 20 years of energy industry experience spanning roles at large utilities (Wien Energie, OMV), a B2B2C energy platform as Chief Product Officer at Riddle&Code, and most recently building Combinder's DER connectivity platform to beta with 2,000+ connected devices.

Investors · 5

1kxreportedRoad Town · $50K – $1M

How we know: funding news · Not right? Tell us

Moonrock CapitalreportedLondon

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Outlier VenturesreportedBerkhamsted · $50K – $100K

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PROSPERreportedTokyo

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Funding

SEC filings, press & company announcements

$500K disclosed across 1 round · 2025

Source: company announcements and press reports — follow each round's link for the claim.

Frequently asked questions

What does Combinder do?
Combinder operates a decentralized physical infrastructure network (DePIN) that lets households connect their distributed energy resources (DERs) such as smart devices and EV chargers to provide grid flexibility and data. The platform aggregates these devices into a virtual power plant, rewarding users with points and access to markets like flexibility trading and carbon credits.
Who founded Combinder?
Combinder was founded by Kai Siefert.
Who are Combinder's investors?
Combinder's investors include Bloom / Giesen Family Office, 1kx, Moonrock Capital, Outlier Ventures, PROSPER.
How much funding has Combinder raised?
Combinder has disclosed $500K raised across 1 round.