Company lists · Data refreshed September 2026

Top 25 Battery systems engineering companies based in Sweden

RevenueBase identified 78 battery systems engineering companies headquartered in Sweden as of September 2026 and tracks 1,250 professional contacts across them, including 496 with verified work emails. Stockholm is the largest hub.

This list covers battery systems engineering 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 16, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 16, 2026 86% judged on-target in blind review
78Companies
1,250Contacts tracked
496Verified emails
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The 25 largest battery systems engineering companies based in Sweden

Ranked by team size
Top 25 of 78 battery systems engineering companies based in Sweden, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to battery systems engineering companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceStockholm, SwedenHQ checked Sep 16, 2026201-500282 contacts →

Indirect evidence

“Polarium is a leading energy storage developer.”

Source: RevenueBase Database · checked Sep 16, 2026
2Indirect evidenceVäxjö, SwedenHQ checked Sep 16, 2026501-1,000229 contacts →

Indirect evidence

“We are a developer and manufacturer of high efficient energy solutions.”

Source: RevenueBase Database · checked Sep 16, 2026
3Indirect evidenceEskilstuna, SwedenHQ checked Sep 16, 202651-20058 contacts →

Indirect evidence

“ECOKRAFT erbjuder solceller för din egen elproduktion sedan 2008.”

Source: RevenueBase Database · checked Sep 16, 2026
4Strong evidenceStockholm, SwedenHQ checked Sep 16, 202651-20045 contacts →

Strong evidence

“Swedish-based Nilar International AB develops and manufactures batteries that are part of stationary energy storage systems.”

Source: RevenueBase Database · checked Sep 16, 2026
5Partial evidenceLiden, SwedenHQ checked Sep 16, 202611-5027 contacts →

Partial evidence

“Lule Building System tar hand om hela processen från projektering och markförberdning till installation, provning och driftsättning för vindkraftverk och elanläggningar.”

Source: RevenueBase Database · checked Sep 16, 2026
6Partial evidenceSkellefteå, SwedenHQ checked Sep 16, 202651-20020 contacts →

Partial evidence

“Kedali Sweden AB is subsidiary of Kedali Industry Co, Ltd, Is the world’s largest manufacturer of casings for lithium-ion batteries.”

Source: RevenueBase Database · checked Sep 16, 2026
7Partial evidenceSwedenHQ checked Sep 16, 202611-5018 contacts →

Partial evidence

“At its core, ArcQor is an electronic engineering company.”

Source: RevenueBase Database · checked Sep 16, 2026
8Partial evidencePartille, SwedenHQ checked Sep 16, 202611-5017 contacts →

Partial evidence

“Anodox designs, manufactures and supplies high capacity, high power batteries, and IoT modules.”

Source: RevenueBase Database · checked Sep 16, 2026
9Partial evidenceSkogås, SwedenHQ checked Sep 16, 202611-5015 contacts →

Partial evidence

“Takkraft är en helhetsleverantör inom solceller, laddboxar, batterier och balanstjänster.”

Source: RevenueBase Database · checked Sep 16, 2026
10Partial evidenceGothenburg, SwedenHQ checked Sep 16, 202611-5015 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 16, 2026
11Indirect evidenceGothenburg, SwedenHQ checked Sep 16, 202651-20015 contacts →

Indirect evidence

“Our mission is to help our customers to grow and make great success, helping them solve their challenges and become more competitive in their field.”

Source: RevenueBase Database · checked Sep 16, 2026
12Partial evidenceVästra Frölunda, SwedenHQ checked Sep 16, 202611-5014 contacts →

Partial evidence

“MVS AB har sedan starten år arbetat med heltäckande lösningar inom batteri- och strömförsörjningssystem.”

Source: RevenueBase Database · checked Sep 16, 2026
13Indirect evidenceGothenburg, SwedenHQ checked Sep 16, 202611-5014 contacts →

Indirect evidence

“We help our clients to develop, design, integrate and implement.”

Source: RevenueBase Database · checked Sep 16, 2026
14Indirect evidenceHolsbybrunn, SwedenHQ checked Sep 16, 202611-5014 contacts →

Indirect evidence

“OTM Energi är ett privatägt företag från Vetlanda.”

Source: RevenueBase Database · checked Sep 16, 2026
15Indirect evidenceGöteborg, SwedenHQ checked Sep 16, 202611-5013 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
16Partial evidenceGothenburg, SwedenHQ checked Sep 16, 202611-5011 contacts →

Partial 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 16, 2026
17Partial evidenceLjungskile, SwedenHQ checked Sep 16, 202611-5010 contacts →

Partial evidence

“DT energi Vi jobbar för att bidra till utveckling av miljövänliga energikällor genom att leverera nyckelfärdiga solcellsanläggningar, batterier och laddboxar till privatpersoner…”

Source: RevenueBase Database · checked Sep 16, 2026
18Indirect evidenceBromma, SwedenHQ checked Sep 16, 20261-108 contacts →

Indirect evidence

“Solar energy, storage and charging”

Source: RevenueBase Database · checked Sep 16, 2026
19Indirect evidenceStockholm, SwedenHQ checked Sep 16, 20261-107 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 16, 2026
20Partial evidenceStockholm, SwedenHQ checked Sep 16, 20261-107 contacts →

Partial evidence

“We deliver profitable and reliable energy solutions, ranging from battery installation and service to proprietary energy trading algorithms.”

Source: RevenueBase Database · checked Sep 16, 2026
21Strong evidenceÖstermalm, SwedenHQ checked Sep 16, 20261-106 contacts →

Strong evidence

“We specialize in the design and installation of battery storage systems and solar parks.”

Source: RevenueBase Database · checked Sep 16, 2026
22Partial evidenceSwedenHQ checked Sep 16, 202611-506 contacts →

Partial evidence

“Med över 20 års samlad erfarenhet bidrar våra energiingenjörer, projektörer, snickare, montörer och elektriker med hållbara lösningar för solenergi, batterilagring, växelriktning…”

Source: RevenueBase Database · checked Sep 16, 2026
23Partial evidenceUmeå, SwedenHQ checked Sep 16, 20261-106 contacts →

Partial evidence

“Vi på NorrWatt är specialister på energi- och batterilösningar.”

Source: RevenueBase Database · checked Sep 16, 2026
24Indirect evidenceNässjö, SwedenHQ checked Sep 16, 202611-505 contacts →

Indirect evidence

“Skapa, Lagra, Styra, Ladda & Dela din energi.”

Source: RevenueBase Database · checked Sep 16, 2026
25Partial evidenceMalmö, SwedenHQ checked Sep 16, 202611-505 contacts →

Partial evidence

“At Samvolt, we’re more than just a battery energy storage provider-we’re a partner in your journey toward energy resilience.”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 25 of 78 battery systems engineering companies based in Sweden

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Battery systems engineering companies based in Sweden at a glance

As of Sep 16, 2026
39.7%Verified-email coverage
16.0Average contacts per company
11-50Median size (employees)
15.4%Largest-city concentration · Stockholm
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
38
11-50
27
51-200
7
201-500
3
501-1,000
3

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 78 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 battery systems engineering 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 “battery systems engineering 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 battery systems engineering 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 battery systems engineering 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, 496 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 16, 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 battery systems engineering 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 battery systems engineering companies are there based in Sweden?

RevenueBase identified 78 battery systems engineering 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 battery systems engineering companies?

Stockholm leads with 12 headquartered companies, followed by Gothenburg (7) and Goteborg (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 496 verified decision-maker contacts tracked across these 78 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 16, 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.