Company lists · Data refreshed September 2026

Top 25 Solar project management software companies based in Switzerland

RevenueBase identified 264 solar project management software companies headquartered in Switzerland as of September 2026 and tracks 1,757 professional contacts across them, including 659 with verified work emails and 45 with mobile numbers. Zurich is the largest hub.

This list covers solar project management software companies headquartered in Switzerland, 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 6, 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 6, 2026 86% judged on-target in blind review
264Companies
1,757Contacts tracked
659Verified emails
45Mobile numbers
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The 25 largest solar project management software companies based in Switzerland

Ranked by team size
Top 25 of 264 solar project management software companies based in Switzerland, ranked by team size, largest first. Data refreshed Sep 6, 2026. RevenueBase Smart Search rates how each company's information relates to solar project management software 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
1Partial evidenceDeitingen, SwitzerlandHQ checked Sep 6, 2026201-50085 contacts →

“Built with cutting-edge technology, economical to operate and easy to install: Solar systems from Megasol combine performance, reliability and appearance - from standardized…”

Source: company website · checked Sep 6, 2026
2Partial evidenceAarau, SwitzerlandHQ checked Sep 6, 202651-20064 contacts →

“35 years ago, Solarmarkt was one of the pioneers in solar energy; today, the company is Switzerland's number one wholesaler of PV components.”

Source: company website · checked Sep 6, 2026
3Indirect evidenceChur, SwitzerlandHQ checked Sep 6, 202651-20060 contacts →

“At Eturnity, we believe renewable energy can power the world.”

Source: company website · checked Sep 6, 2026
4Indirect evidenceEstavayer-le-lac, SwitzerlandHQ checked Sep 6, 202651-20059 contacts →

“Soleol SA est une entreprise fribourgeoise basée à Estavayer-le-Lac, spécialisée dans les énergies renouvelables et parmi les leaders en Suisse dans la réalisation et…”

Source: company website · checked Sep 6, 2026
5Indirect evidenceLausanne, SwitzerlandHQ checked Sep 6, 202651-20053 contacts →

“Solstis vous fournit de l'électricité solaire depuis 1996.”

Source: company website · checked Sep 6, 2026
6Indirect evidenceArlesheim, SwitzerlandHQ checked Sep 6, 202651-20050 contacts →

“Willkommen bei Planeco GmbH – deiner wegweisenden Partnerin für innovative Energielösungen!”

Source: company website · checked Sep 6, 2026
7Indirect evidenceGenève, SwitzerlandHQ checked Sep 6, 202611-5048 contacts →

“The energy transition is a priority.”

Source: company website · checked Sep 6, 2026
8Indirect evidenceSteg, SwitzerlandHQ checked Sep 6, 202651-20047 contacts →

“Mit tritec – der neuen Marke von TRITEC, winsun und alectron – verlassen Sie sich auf einen echten Partner mit über 30 Jahren Erfahrung in der Photovoltaik.”

Source: company website · checked Sep 6, 2026
9Indirect evidenceWyssachen, SwitzerlandHQ checked Sep 6, 202651-20036 contacts →

“clevergie konzipiert und baut Erneuerbare-Energie-Anlagen rund erneuerbare Energieanlagen rund um Photovoltaik, Wärmetechnik und E-Mobilität.”

Source: company website · checked Sep 6, 2026
10Partial evidencePrilly, SwitzerlandHQ checked Sep 6, 202611-5031 contacts →

Software to detect and predict failures, increase performance up to 10% & optimize O&M interventions costs by 80%.”

Source: company website · checked Sep 6, 2026
11Indirect evidenceZurich, SwitzerlandHQ checked Sep 6, 202611-5029 contacts →

“Als Experte für nachhaltige und schlüsselfertige Energielösungen im Industrie & Gewerbesektor denken wir Energie ganzheitlich.”

Source: company website · checked Sep 6, 2026
12Indirect evidenceBern, SwitzerlandHQ checked Sep 6, 202611-5028 contacts →

“Smart Energy Link macht Solarstrom in Mehrparteienhäusern und in Siedlungen nutzbar: einfach, wirtschaftlich und ökologisch.”

Source: company website · checked Sep 6, 2026
13Partial evidenceMuri (aargau), SwitzerlandHQ checked Sep 6, 202611-5026 contacts →

“With the construction of a solar system, the need arises to consume as much of the generated solar power as possible yourself.”

Source: company website · checked Sep 6, 2026
14Partial evidenceSatigny, SwitzerlandHQ checked Sep 6, 202611-5025 contacts →

“Maximize your photovoltaic systems' potential PVsyst is the leading software for the design, simulation and analysis of photovoltaic systems.”

Source: company website · checked Sep 6, 2026
15Indirect evidenceEffretikon, SwitzerlandHQ checked Sep 6, 202651-20024 contacts →

“Seit über 40 Jahren dreht sich bei SunTechnics Fabrisolar alles um das Thema erneuerbare Energien.”

Source: company website · checked Sep 6, 2026
16Indirect evidenceBurgdorf, SwitzerlandHQ checked Sep 6, 202611-5024 contacts →

“RESiQ setzt sich für den erfolgreichen Einsatz von erneuerbaren Ressourcen (RES) ein und ermöglicht durch intelligente technische Lösungen (iQ) deren effiziente und nachhaltige…”

Source: company website · checked Sep 6, 2026
17Indirect evidenceZug, SwitzerlandHQ checked Sep 6, 202651-20024 contacts →

“As a leader in clean renewable energy, meeco™ has provided clients with services and solutions for over 423 MW across three continents.”

Source: company website · checked Sep 6, 2026
18Indirect evidenceCossonay, SwitzerlandHQ checked Sep 6, 202611-5023 contacts →

“Electro-Sol.”

Source: company website · checked Sep 6, 2026
19Strong evidenceThônex, SwitzerlandHQ checked Sep 6, 202611-5016 contacts →

“tera solar a pour mission d’accompagner particuliers et entreprises dans leurs projets de centrales photovoltaïques et autres infrastructures énergétiques en proposant des…”

Source: company website · checked Sep 6, 2026
20Partial evidenceSolothurn, SwitzerlandHQ checked Sep 6, 202611-5015 contacts →

“Bei Fankhauser Solar AG geniessen Sie einen Rund-um-Service.”

Source: company website · checked Sep 6, 2026
21Indirect evidenceBrunnen, SwitzerlandHQ checked Sep 6, 202611-5015 contacts →

“Girsberger Informatik AG macht Schweizer Unternehmen mit hohem, leitungsgebundenen Energieumsatz effizienter.”

Source: company website · checked Sep 6, 2026
22Indirect evidenceHitzkirch, SwitzerlandHQ checked Sep 6, 202651-20014 contacts →

“Wir finden für Sie die optimale Anlage.”

Source: company website · checked Sep 6, 2026
23Indirect evidenceBasel, SwitzerlandHQ checked Sep 6, 202611-5014 contacts →

“Wir bauen und finanzieren Ihr Solarkraftwerk!”

Source: company website · checked Sep 6, 2026
24Indirect evidenceSt. Gallen, SwitzerlandHQ checked Sep 6, 202611-5013 contacts →

“Ihr Partner rund um die erneuerbaren Energien.”

Source: company website · checked Sep 6, 2026
25Partial evidenceWinterthur, SwitzerlandHQ checked Sep 6, 202611-5012 contacts →

“The Swiss company Vela Solaris develops and distributes the simulation software Polysun worldwide.”

Source: company website · checked Sep 6, 2026

Showing 25 of 264 solar project management software companies based in Switzerland

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Solar project management software companies based in Switzerland at a glance

As of Sep 6, 2026
37.5%Verified-email coverage
2.6%Mobile-number coverage
6.7Average contacts per company
1-10Median size (employees)
4.9%Largest-city concentration · Zurich
Sep 6, 2026Page data refreshed

Companies by employee count

1-10
169
11-50
81
51-200
12
201-500
1
10001+
1

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

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 project management software 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 Switzerland whose own description of what they do matches “solar project management software 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 solar project management software 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 solar project management software companies, and records with no verified work email. Companies headquartered outside Switzerland 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, 659 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 6, 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 project management software 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 solar project management software companies are there based in Switzerland?

RevenueBase identified 264 solar project management software companies headquartered in Switzerland 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?

Megasol Energie AG, headquartered in Deitingen, tops this list with the largest team on record.

Which city has the most solar project management software companies?

Zurich leads with 13 headquartered companies, followed by Lausanne (9) and Basel (8).

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 659 verified decision-maker contacts tracked across these 264 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 6, 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.