Company lists · Data refreshed September 2026
Top 25 Power storage companies based in Sweden
RevenueBase identified 75 power storage companies headquartered in Sweden as of September 2026 and tracks 1,322 professional contacts across them, including 566 with verified work emails. Stockholm is the largest hub.
This list covers power storage companies headquartered in Sweden, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 21, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest power storage companies based in Sweden
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 282 contacts → | ||||
Partial evidence “Polarium is a leading energy storage developer.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 2 | 229 contacts → | ||||
Indirect evidence “We are a developer and manufacturer of high efficient energy solutions.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 3 | 58 contacts → | ||||
Indirect evidence “ECOKRAFT erbjuder solceller för din egen elproduktion sedan 2008.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 4 | 45 contacts → | ||||
Partial evidence “Swedish-based Nilar International AB develops and manufactures batteries that are part of stationary energy storage systems.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 5 | 40 contacts → | ||||
Partial evidence “We are Capture Energy, an energy storage solutions company dedicated to bringing good energy to our customers.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 6 | 38 contacts → | ||||
Indirect evidence “Vi installerar nyckelfärdiga solcellsanläggningar, batterilagring och elbilssladdare för villor, företag och bostadsrättsföreningar.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 7 | 31 contacts → | ||||
Partial evidence “Azelio is a Swedish company with a unique thermal energy storage solution for dispatchable electricity and heat.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 8 | 27 contacts → | ||||
Indirect evidence “Elektromatik erbjuder lösningar för nödström och energilagring med fokus på hållbarhet, kvalitet och tillförlitlighet.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 9 | 21 contacts → | ||||
Indirect evidence “Sala-Heby Energi är en erfaren och pålitlig leverantör av energitjänster, oavsett hur ditt behov ser ut.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 10 | 19 contacts → | ||||
Partial evidence “At BLIXT, we are redefining energy management through programmable power and software-defined energy networks.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 11 | 17 contacts → | ||||
Partial evidence “Anodox designs, manufactures and supplies high capacity, high power batteries, and IoT modules.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 12 | 15 contacts → | ||||
Indirect evidence “Takkraft är en helhetsleverantör inom solceller, laddboxar, batterier och balanstjänster.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 13 | 15 contacts → | ||||
Partial evidence “Enerpoly develops and manufactures zinc-ion batteries to deliver breakthrough affordability in stationary energy storage.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 14 | 15 contacts → | ||||
Partial evidence “Alelion Energy Systems AB (publ) – enabling the sustainable use of energy through our lithium ion energy storage and intelligent control system solutions.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 15 | 15 contacts → | ||||
Partial evidence “Stella Futura provides tailor made renewable energy storage solutions in the Nordics, with focus in Battery-as-a-Service (BaaS).” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 16 | 14 contacts → | ||||
Indirect evidence “Take charge of your energy supply!” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 17 | 13 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 18 | 11 contacts → | ||||
Indirect evidence “We are committed to lead the battery industry in innovation and technology, providing customized battery solutions for the automotive, aerospace, and marine sectors.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 19 | 11 contacts → | ||||
Indirect evidence “Elbilsvaruhuset är din partner inom elbilsladdning och batterilagring.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 20 | 9 contacts → | ||||
Indirect evidence “We believe every business and community should have control over its energy.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 21 | 9 contacts → | ||||
Partial evidence “Building second life battery energy storage systems for a greener grid.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 22 | 8 contacts → | ||||
Indirect evidence “Moveco är en helhetspartner för solceller, batterilager, elbilsladdning och gemensam el (IMD) i Stockholm och Mälardalen för privatpersoner, bostadsrättsföreningar och företag.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 23 | 8 contacts → | ||||
Partial evidence “Solar energy, storage and charging” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 24 | 7 contacts → | ||||
Indirect evidence “Powerworks helps renewable energy producers, electricity market actors, and grid operators unlock new revenues and reduce risk.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 25 | 7 contacts → | ||||
Indirect evidence “We deliver profitable and reliable energy solutions, ranging from battery installation and service to proprietary energy trading algorithms.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: power storage companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names power storage companies.
- Partial evidence
- Its own public description names part of power storage companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name power storage companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 75 power storage companies based in Sweden
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Power storage companies based in Sweden at a glance
As of Sep 21, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Sweden, so it is reported there. Company counts and contact totals on this page are exact for Sweden, over 75 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among power storage companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Sweden whose own description of what they do matches “power storage companies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names power storage companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among power storage companies, and records with no verified work email. Companies headquartered outside Sweden are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every listed company carries at least one verified work email, 566 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 21, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names power storage companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many power storage companies are there based in Sweden?
RevenueBase identified 75 power storage companies headquartered in Sweden as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Polarium, headquartered in Stockholm, tops this list with the largest team on record.
Which city has the most power storage companies?
Stockholm leads with 23 headquartered companies, followed by Goteborg (5) and Gothenburg (4).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 566 verified decision-maker contacts tracked across these 75 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 21, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.