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1KOMMA5°
Founded 2021 · 21 known investors
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1KOMMA5° provides home energy systems that combine solar panels, heat pumps, battery storage, and EV wallboxes, coordinated by its Heartbeat AI software to optimize electricity use and offer dynamic pricing. It serves homeowners in Germany and across Europe through a network of regional installation partners, showrooms, and maintenance services.
Founders & leadership
1KOMMA5° was founded in 2021 by Philip Liesenfeld.
Investors · 21
How we know: 2150's portfolio page · the VCSheet dataset · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: eCAPITAL ENTREPRENEURIAL PARTNERS's portfolio page · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: G2 Venture Partners's portfolio page · the VCSheet dataset · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: Norrsken VC's portfolio page · tech.eu · the VCSheet dataset · Not right? Tell us
How we know: tech.eu · the VCSheet dataset · Not right? Tell us
How we know: open dataset · 5k.vc investor directory · Not right? Tell us
How we know: tech.eu · Not right? Tell us
How we know: press coverage · Not right? Tell us
How we know: salestools.io · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: open dataset · 5k.vc investor directory · Not right? Tell us
How we know: fyb.de · Not right? Tell us
Also in the syndicate · 7
Funding
SEC filings, press & company announcements- Undisclosed amountpre-IPO roundJul 2025 · 2 sourcesSource ↗
- Undisclosed amountpre-IPO funding roundJul 2025
2150vc, b2venture, Blue Elephant Ventures, CalSTRS, eCapital, Eurazeo, G2VP, Hamilton Lane, Norrsken, Porsche Ventures, Sabanci Climate Ventures
Source ↗ - Undisclosed amountPre-IPOMar 2025
G2VP (lead), HV Capital
Source ↗
Source: company announcements and press reports — follow each round's link for the claim.
Founder mafia
2 people who came through 1KOMMA5° went on to found or lead other companies.
Frequently asked questions
- What does 1KOMMA5° do?
- 1KOMMA5° provides home energy systems that combine solar panels, heat pumps, battery storage, and EV wallboxes, coordinated by its Heartbeat AI software to optimize electricity use and offer dynamic pricing. It serves homeowners in Germany and across Europe through a network of regional installation partners, showrooms, and maintenance services.
- Who founded 1KOMMA5°?
- 1KOMMA5° was founded by Philip Liesenfeld in 2021.
- Who are 1KOMMA5°'s investors?
- 1KOMMA5°'s investors include 2150, Carbon, CoastCap, eCAPITAL ENTREPRENEURIAL PARTNERS, Franz Haniel & Cie. GmbH, G2 Venture Partners, Norrsken VC, b2venture and 6 more.