Company lists · Data refreshed September 2026
Top 23 Solar energy investment firms based in Stockholm, Sweden
RevenueBase identified 48 solar energy investment firms headquartered in Stockholm, Sweden as of September 2026 and tracks 1,025 professional contacts across them, including 629 with verified work emails. Across Sweden, Stockholm is the largest hub for this category.
This list covers solar energy investment firms headquartered in Stockholm, 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 29, 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 23 largest solar energy investment firms based in Stockholm, Sweden
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 501 contacts → | ||||
Strong evidence “OX2 develops, constructs, manages, and owns renewable energy solutions at scale, including onshore wind, offshore wind, solar power, and energy storage.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 2 | 114 contacts → | ||||
Strong evidence “At Alight, we’re on a mission to kick carbon off the grid by helping energy-intensive businesses switch to solar.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 47 contacts → | ||||
Indirect evidence “Raymond kravställer och utvecklar egna innovativa produkter för nordiskt klimat med bästa design, hållfasthet och garantier.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 4 | 38 contacts → | ||||
Strong evidence “Helios Nordic Energy is a developer of utility-scale solar PV projects.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 36 contacts → | ||||
Partial evidence “Kort om Soltech Enegry Soltech-koncernen är en helhetsleverantör av energi- och solcellslösningar.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 27 contacts → | ||||
Strong evidence “Recap is a lean, ambitious, and fast-growing company focused on renewable energy investments, with an established presence in 6 different countries.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 19 contacts → | ||||
Strong evidence “Bright Sunday offers commercial and industrial customers complete solar PV systems for self-consumption with zero upfront investment and savings from day one.Our offering includes…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 18 contacts → | ||||
Indirect evidence “Helhetsleverantör inom greentech Fastighetsägare, företag eller kommun.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 9 | 17 contacts → | ||||
Indirect evidence “Sunpricer AB säljer solcellsinstallationer och batterilösningar tillsammans med tillhörande produkter.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 16 contacts → | ||||
Partial evidence “Solnord ger dig kontrollen över din elräkning och klimatpåverkan med solceller och energilagring.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 13 contacts → | ||||
Partial evidence “SolarAdvantage är nordens snabbast växande företag inom den förnybara energisektorn.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 10 contacts → | ||||
Indirect evidence “HemSol grundades år 2019 i Stockholm med målet att underlätta för svenskar att göra en lönsam investering i egna solceller.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 7 contacts → | ||||
Partial evidence “Sustainable Energy Solutions Sweden Holding AB (publ)(SENS), provides sustainable energy solutions enabling the transition to a fossil-free and CO2 neutral energy mix both locally…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 6 contacts → | ||||
Indirect evidence “Everenergy är ett solelbolag som tar hand om helheten kring dina solpaneler så att ni som förening eller du som fastighetsägare kan lägga tid på annat.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 15 | 5 contacts → | ||||
Partial evidence “SKALA’s initial focus is wind and solar projects in Sweden, Norway and Finland in all phases of the lifecycle (greenfield, brownfield and operational).” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 16 | 5 contacts → | ||||
Indirect evidence “Brael.se levererar nyckelfärdiga solcellsanläggningar till villor, företag och industrier i Sverige.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 17 | 4 contacts → | ||||
Partial evidence “Luminos Energi erbjuder kompletta energilösningar för företag, främst industrier och fastighetsbolag.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 18 | 4 contacts → | ||||
Indirect evidence “AxSol is a part of Axel Johnson, a family business founded in 1873 and is now run by the fourth and fifth generations.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 19 | 3 contacts → | ||||
Partial evidence “Solenergiprojekt.se, ledande inom förnybar energi, specialiserar sig på skräddarsydda solcellslösningar och energilagring för en rad fastighetstyper.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 20 | 3 contacts → | ||||
Partial evidence “PM Energi arbetar med lösningar inom solenergi och energilagring för företag och fastighetsägare.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 21 | 2 contacts → | ||||
Partial evidence “Gigasun invests into large roof-top solar facilities in China.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 22 | 1 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 23 | 1 contacts → | ||||
Partial evidence “Green hydrogen, bioenergy, solar power” Source: RevenueBase Database · checked Sep 29, 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: solar energy investment firms. 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 solar energy investment firms.
- Partial evidence
- Its own public description names part of solar energy investment firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name solar energy investment firms. 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 23 of 48 solar energy investment firms based in Stockholm, Sweden
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Solar energy investment firms based in Stockholm, Sweden at a glance
As of Sep 29, 2026Companies by employee count
Email recency for this list is measured across the whole Sweden list rather than for Stockholm, so it is reported there. Company counts and contact totals on this page are exact for Stockholm, over 48 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 solar energy investment firms, 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 Stockholm, Sweden whose own description of what they do matches “solar energy investment firms”. 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 solar energy investment firms), 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 solar energy investment firms, and records with no verified work email. Companies headquartered outside Stockholm 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, 629 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 29, 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 solar energy investment firms, 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 solar energy investment firms are there based in Stockholm, Sweden?
RevenueBase identified 48 solar energy investment firms headquartered in Stockholm, 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?
Ox2, headquartered in Stockholm, tops this list with the largest team on record.
Which city in Sweden has the most solar energy investment firms?
Stockholm leads Sweden with 48 headquartered companies, followed by Gothenburg (17) and Malmo (13).
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 629 verified decision-maker contacts tracked across these 48 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 29, 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.
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