# Top 11 Energy Startups in Stockholm by Funding (2026)

> The 11 best-funded energy startups in Stockholm, ranked by total funding raised: $753M combined. With founding year, headquarters and each company's rounds.

Source: https://millionrounds.com/top-lists/energy-startups-stockholm (Millionrounds; every figure on the page links to its filing or article)

- 1 [**Elvy** Elvy is a Stockholm-based energytech startup founded in 2023, specializing in AI-optimized, subscription-based home energy systems.](https://millionrounds.com/company/elvy) Elvy is a Stockholm-based energytech startup founded in 2023, specializing in AI-optimized, subscription-based home energy systems. *Founded* 2023 Stockholm, Sweden **$595M** last round Oct 2026
- 2 [**Tavion** Tavion is a developer of battery energy storage systems (BESS) focused on enhancing Europe’s renewable energy transition.](https://millionrounds.com/company/tavion) Tavion is a developer of battery energy storage systems (BESS) focused on enhancing Europe’s renewable energy transition. *Founded* - Stockholm, Sweden **$47M** last round Sept 2026
- 3 [**Holyvolt** Holyvolt is a Swedish deep-tech energy startup founded in 2022, with its headquarters in Stockholm and additional operations in Munich, Germany.](https://millionrounds.com/company/holyvolt) Holyvolt is a Swedish deep-tech energy startup founded in 2022, with its headquarters in Stockholm and additional operations in Munich, Germany. *Founded* 2022 Stockholm, Sweden **$45M** last round Oct 2026
- 4 [**Echandia** The safest, most advanced heavy-duty energy systems.](https://millionrounds.com/company/echandia) The safest, most advanced heavy-duty energy systems. *Founded* 2006 Stockholm, Sweden **$31M** last round Mar 2025
- 5 [**Green Voltis** We help energy companies get more from their batteries.](https://millionrounds.com/company/green-voltis) We help energy companies get more from their batteries. *Founded* 2024 Stockholm, Sweden **$15M** last round Nov 2026
- 6 [**Enerpoly** Enerpoly is a next-generation energy storage technology company pioneering the zinc-ion battery chemistry.](https://millionrounds.com/company/enerpoly) Enerpoly is a next-generation energy storage technology company pioneering the zinc-ion battery chemistry. *Founded* 2018 Stockholm, Sweden **$8.4M** last round Dec 2023
- 7 [**Rebaba** Building second life battery energy storage systems for a greener grid.](https://millionrounds.com/company/rebaba) Building second life battery energy storage systems for a greener grid. *Founded* 2023 Stockholm, Sweden **$4.6M** last round Sept 2026
- 8 [**Climeon** Climeon is a clean-tech vendor that produces heat power systems, converting waste heat, and geothermal heat into clean electricity.](https://millionrounds.com/company/climeon) Climeon is a clean-tech vendor that produces heat power systems, converting waste heat, and geothermal heat into clean electricity. *Founded* 2011 Stockholm, Sweden **$3.1M** last round May 2025
- 9 [**GREEN14** GREEN14 is a Stockholm-based technology startup founded in 2021, focused on the extraction and production of critical raw materials, particularly high-purity si](https://millionrounds.com/company/green14) GREEN14 is a Stockholm-based technology startup founded in 2021, focused on the extraction and production of critical raw materials, particularly high-purity si *Founded* 2021 Stockholm, Sweden **$2.1M** last round Feb 2025
- 10 [**DREM** DREM, or Distributed Renewable Energy Movement, is a leading heat pump installer based in Sweden.](https://millionrounds.com/company/drem) DREM, or Distributed Renewable Energy Movement, is a leading heat pump installer based in Sweden. *Founded* 2022 Stockholm, Sweden **$1.0M** last round Nov 2024
- 11 [**Nrlyze** Nrlyze is a Stockholm-based startup founded in 2020 that offers an AI-driven energy optimization platform aimed at reducing waste in building heating systems fo](https://millionrounds.com/company/nrlyze) Nrlyze is a Stockholm-based startup founded in 2020 that offers an AI-driven energy optimization platform aimed at reducing waste in building heating systems fo *Founded* 2020 Stockholm, Sweden **$1.0M** last round Aug 2025

**Total funding** how the list is ranked

**15 November 2026** updated nightly

**Rounds we track** source: Millionrounds

Companies whose funding rounds we classed as this sector, ranked by the total they have raised in rounds we hold. Nobody pays to be on a list.

## Who backed them?

Open any company for its rounds and investors, or search the investors who back energy startups in Stockholm in the app, with filters, lists and exports.

[Find their investors](https://millionrounds.com/login?join=1&next=/app/investors)[All top lists](https://millionrounds.com/top-lists)

## More energy lists

[See all](https://millionrounds.com/top-lists?t=Energy)

[*CE* *C* *SE* **Energy startups worldwide** 1,800 companies · $129B](https://millionrounds.com/top-lists/energy-startups)[*CE* *C* *SE* **Energy startups in the United States** 741 companies · $110B](https://millionrounds.com/top-lists/energy-startups-united-states)[*N* *V* *S* **Energy startups in Europe** 607 companies · $39B](https://millionrounds.com/top-lists/energy-startups-europe)[*C* *ME* *W* **Energy startups that raised in 2026** 429 companies · $73B in 2026](https://millionrounds.com/top-lists/energy-startups-raised-2026)[*S* *RS* *C* **Energy startups in the United Kingdom** 206 companies · $15B](https://millionrounds.com/top-lists/energy-startups-united-kingdom)[*C* *ME* *W* **Energy startups in the United States that raised in 2026** 194 companies · $63B in 2026](https://millionrounds.com/top-lists/energy-startups-united-states-raised-2026)[*AE* *TE* *RS* **Energy startups founded in 2021** 111 companies · $8.5B](https://millionrounds.com/top-lists/energy-startups-founded-2021)[*V* *UC* *E* **Energy startups founded in 2020** 105 companies · $15B](https://millionrounds.com/top-lists/energy-startups-founded-2020)

## More lists for Stockholm

[See all](https://millionrounds.com/top-lists?r=Stockholm)

[*NH* *S* *L* **Startups in Stockholm** 378 companies · $13B](https://millionrounds.com/top-lists/startups-stockholm)[*L* *L* *E* **AI startups in Stockholm** 50 companies · $4.0B](https://millionrounds.com/top-lists/ai-startups-stockholm)[*NH* *K* *TH* **Health startups in Stockholm** 40 companies · $2.4B](https://millionrounds.com/top-lists/health-startups-stockholm)[*S* *ES* *S* **IT Services startups in Stockholm** 33 companies · $187M](https://millionrounds.com/top-lists/it-services-startups-stockholm)[*NH* *K* *TH* **Healthcare startups in Stockholm** 27 companies · $2.3B](https://millionrounds.com/top-lists/healthcare-startups-stockholm)[*NH* *K* *I* **Biotech startups in Stockholm** 20 companies · $2.2B](https://millionrounds.com/top-lists/biotech-startups-stockholm)[*I* *T* *A* **Fintech startups in Stockholm** 13 companies · $722M](https://millionrounds.com/top-lists/fintech-startups-stockholm)