Company lists · Data refreshed September 2026

Top 25 Renewable energy optimization software based in Sweden

RevenueBase identified 126 renewable energy optimization software headquartered in Sweden as of September 2026 and tracks 1,934 professional contacts across them, including 1,025 with verified work emails and 36 with mobile numbers. Stockholm is the largest hub.

This list covers renewable energy optimization software 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, how directly it supports the match, and when it was last checked. Data refreshed September 5, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 Match evidence on every row Refreshed Sep 5, 2026 86% judged on-target in blind review
126Companies
1,934Contacts tracked
1,025Verified emails
36Mobile numbers
Explore all 126 companies → Free signup · no credit card · 500 free credits

The 25 largest renewable energy optimization software based in Sweden

Ranked by team size
Top 25 of 126 renewable energy optimization software based in Sweden, ranked by team size, largest first. Data refreshed Sep 5, 2026. Evidence rates how directly each company's own description names renewable energy optimization software: strong (names it), partial (names part of it), indirect (matched on its full profile rather than the summary shown). Click a count to unlock that company's people.
#CompanyHeadquartersEmployeesContacts
1
Ox2Strong evidence
Stockholm, SwedenHQ checked Sep 5, 2026201-500501

“OX2 develops, constructs, manages, and owns renewable energy solutions at scale, including onshore wind, offshore wind, solar power, and energy storage.”

Source: company website · checked Sep 5, 2026
2
MonssonIndirect evidence
Stockholm, SwedenHQ checked Sep 5, 2026501-1,000102

“Bringing a wind farm to life is a laborious and time-consuming process, involving a great amount of resources.”

Source: company website · checked Sep 5, 2026
3Varberg, SwedenHQ checked Sep 5, 2026201-50087

“Alla vi på SI är energisparare med passion för automation, användarvänliga gränssnitt och appar som verkligen gör skillnad.”

Source: company website · checked Sep 5, 2026
4
KTCPartial evidence
Askim, SwedenHQ checked Sep 5, 202651-20070

“Med över 30 år i branschen är KTC idag en av världens ledande aktörer inom intelligent energioptimering.”

Source: company website · checked Sep 5, 2026
5
SunroofStrong evidence
Kungälv, SwedenHQ checked Sep 5, 202651-20066

“SunRoof is revolutionizing home electrification and decentralized renewable energy generation with the most powerful and resource-efficient 2-in-1 solar roofs on the market.”

Source: company website · checked Sep 5, 2026
6
Ecokraft SverigeIndirect evidence
Eskilstuna, SwedenHQ checked Sep 5, 202651-20058

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

Source: company website · checked Sep 5, 2026
7
Arise ABPartial evidence
Halmstad, SwedenHQ checked Sep 5, 202651-20051

“Arise is a leading company that realises new green energy.”

Source: company website · checked Sep 5, 2026
8
Gosol Energi ABPartial evidence
Hägersten, SwedenHQ checked Sep 5, 202611-5051

“GoSol Energi AB bedriver verksamhet inom solenergi och hållbara energisystem.”

Source: company website · checked Sep 5, 2026
9
CheckwattStrong evidence
Danderyd, SwedenHQ checked Sep 5, 202651-20049

“Vision Making the 100% renewable energy system possible by applying intelligence to data and control to sources and loads.”

Source: company website · checked Sep 5, 2026
10
Rabbalshede Kraft ABPartial evidence
Rabbalshede, SwedenHQ checked Sep 5, 202611-5045

“At Rabbalshede Kraft, we help shape the energy of tomorrow.”

Source: company website · checked Sep 5, 2026
11
SoolarIndirect evidence
Saltsjö-boo, SwedenHQ checked Sep 5, 202651-20038

“Soolar är ett snabbt växande solcellsbolag.”

Source: company website · checked Sep 5, 2026
12
Soltech Energy Sweden ABPartial evidence
Stockholm, SwedenHQ checked Sep 5, 2026501-1,00036

“Kort om Soltech Enegry Soltech-koncernen är en helhetsleverantör av energi- och solcellslösningar.”

Source: company website · checked Sep 5, 2026
13
AprilicePartial evidence
Stockholm, SwedenHQ checked Sep 5, 202651-20034

“Scandinavian leading Solar Platform for PV services, technical know-how, projects, products and software.”

Source: company website · checked Sep 5, 2026
14
Luma EnergyIndirect evidence
Uppsala, SwedenHQ checked Sep 5, 202651-20034

“Vi hjälper fastighetsägare och deras hyresgäster att minska kostnader, öka intäkter och sina möjligheter till grön certifiering genom förnybar el.”

Source: company website · checked Sep 5, 2026
15
Helicon TechnologiesPartial evidence
Kungsholmen, SwedenHQ checked Sep 5, 202611-5034

“Helicon designs, builds, and integrates software and data systems that work in complex, real-world environments.”

Source: company website · checked Sep 5, 2026
16
SolarworkIndirect evidence
Stockholm, SwedenHQ checked Sep 5, 202611-5030

“we put solar to work Går du också och funderar på solceller?”

Source: company website · checked Sep 5, 2026
17
Fever EnergyPartial evidence
Stockholm, SwedenHQ checked Sep 5, 202611-5028

“Fever makes distributed energy work.”

Source: company website · checked Sep 5, 2026
18
NYA Energihem Norden ABPartial evidence
Gävle, SwedenHQ checked Sep 5, 202651-20028

“Vi på Nya Energihem Norden AB dedikerar oss till att vara en av Sveriges ledande helhetsleverantörer inom solel och fönster genom att bygga upp en omfattande kompetens inom…”

Source: company website · checked Sep 5, 2026
19
Solkraft SverigeIndirect evidence
Mölndal, SwedenHQ checked Sep 5, 202611-5022

“Det har aldrig varit attraktivare att installera solceller!”

Source: company website · checked Sep 5, 2026
20
OTM EKO Energi ABPartial evidence
Holsbybrunn, SwedenHQ checked Sep 5, 202611-5014

“OTM Energi är ett privatägt företag från Vetlanda.”

Source: company website · checked Sep 5, 2026
21
Assemblin SolarIndirect evidence
Göteborg, SwedenHQ checked Sep 5, 202611-5014

“På Assemblin Solar installerar vi inte bara solpaneler.”

Source: company website · checked Sep 5, 2026
22
KANELPartial evidence
Södermalm, SwedenHQ checked Sep 5, 202611-5013

“KanEL is a leading energy tech startup redefining the energy industry with its innovative platform.”

Source: company website · checked Sep 5, 2026
23
Ecotech Nordic GroupPartial evidence
Malmo, SwedenHQ checked Sep 5, 20261-1013

“EcoTech Solutions hjälper fastighetsägare, företag och offentliga aktörer att ta kontroll över sin energi med EcoHub, vår smarta mjukvara som samlar produktion, energilagring och…”

Source: company website · checked Sep 5, 2026
24
Avance MeteringStrong evidence
Östersund, SwedenHQ checked Sep 5, 202611-5011

“Avance Metering is a Swedish software company developing Vertical Market Software purposely designed for energy distribution system operators.”

Source: company website · checked Sep 5, 2026
25
Solinnovation I Värnamo ABIndirect evidence
Bredaryd, SwedenHQ checked Sep 5, 202651-20011

“På Solinnovation tror vi på ett bättre sätt att generera el till privatpersoner, lantbrukare och företag, till en lägre kostnad samtidigt som det bidrar till en bättre miljö.”

Source: company website · checked Sep 5, 2026

Showing 25 of 126 renewable energy optimization software based in Sweden

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Renewable energy optimization software based in Sweden at a glance

As of Sep 5, 2026
1-10Median size (employees)
StockholmLargest hub · 23 HQs
36Contacts with mobile numbers
Sep 5, 2026Data refreshed

Companies by employee count

1-10
72
11-50
31
51-200
17
201-500
3
501-1,000
2

Verified emails by last verification

0–30
967
31–60
50
61–90
0
90–180
0
180+
8

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 renewable energy optimization software, so some rows will be adjacent to the category rather than pure plays. The description and evidence 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 SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Sweden whose own description of what they do matches “renewable energy optimization software”. Matching reads each company's description, not its industry code or its name.
What we exclude
Companies whose own description does not clearly place them among renewable energy optimization software, 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 an evidence 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, 1,025 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 5, 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

How many renewable energy optimization software are there based in Sweden?

RevenueBase identified 126 renewable energy optimization software 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?

Ox2, headquartered in Stockholm, tops this list with the largest team on record.

Which city has the most renewable energy optimization software?

Stockholm leads with 23 headquartered companies, followed by Malmo (9) and Gothenburg (7).

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 1,025 verified decision-maker contacts tracked across these 126 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 5, 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 SmartSearch, 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.