Company lists · Data refreshed September 2026

Top 25 Off-grid solar installation companies based in Switzerland

Name: Off-grid solar installation companies based in Switzerland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 301 companies tracked

RevenueBase identified 301 company matches for off-grid solar installation companies associated with Switzerland as of September 2026 and tracks 1,789 professional contacts across them, including 690 with verified work emails. Lausanne is the largest hub.

This list covers company matches for off-grid solar installation companies associated with Switzerland, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 17, 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 RevenueBase SmartSearch · Exact Recorded Sep 17, 2026 How this list was built

301Companies

1,789Contacts tracked

690Verified emails

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The 25 largest off-grid solar installation companies based in Switzerland

Ranked by team size

Top 25 of 301 company matches for off-grid solar installation companies based in Switzerland, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Candi Solar	Exact match	Zurich, SwitzerlandHQ recorded Sep 17, 2026	51-200	150 contacts →
	Exact match “Candi Solar partners with businesses to provide simple, end-to-end solar & battery solutions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Megasol Energie AG	Exact match	Deitingen, SwitzerlandHQ recorded Sep 17, 2026	201-500	85 contacts →
	Exact match “Built with cutting-edge technology, economical to operate and easy to install: Solar systems from Megasol combine performance, reliability and appearance - from standardized…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Solstis SA	Exact match	Lausanne, SwitzerlandHQ recorded Sep 17, 2026	51-200	53 contacts →
	Exact match “Solstis vous fournit de l'électricité solaire depuis 1996.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Planeco Gmbh	Exact match	Arlesheim, SwitzerlandHQ recorded Sep 17, 2026	51-200	50 contacts →
	Exact match “Willkommen bei Planeco GmbH – deiner wegweisenden Partnerin für innovative Energielösungen!” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Tritec AG	Exact match	Steg, SwitzerlandHQ recorded Sep 17, 2026	51-200	47 contacts →
	Exact match “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.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Studer Innotec	Exact match	Sion, SwitzerlandHQ recorded Sep 17, 2026	51-200	41 contacts →
	Exact match “We are specialised in offgrid & gridtied electrical applications such as rural electrification, residential self-consumption, backup, energy storage, mini-grid, telecommunication…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Amaudruz SA	Exact match	Lausanne, SwitzerlandHQ recorded Sep 17, 2026	51-200	39 contacts →
	Exact match “Entreprise générale d'installations électriques, Amaudruz SA naît en 1934 sous la direction de Lucien Amaudruz.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Clevergie AG	Exact match	Wyssachen, SwitzerlandHQ recorded Sep 17, 2026	51-200	36 contacts →
	Exact match “clevergie konzipiert und baut Erneuerbare-Energie-Anlagen rund erneuerbare Energieanlagen rund um Photovoltaik, Wärmetechnik und E-Mobilität.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Suntechnics Fabrisolar AG	Exact match	Effretikon, SwitzerlandHQ recorded Sep 17, 2026	51-200	24 contacts →
	Exact match “Seit über 40 Jahren dreht sich bei SunTechnics Fabrisolar alles um das Thema erneuerbare Energien.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	The Meeco Group	Exact match	Zug, SwitzerlandHQ recorded Sep 17, 2026	51-200	24 contacts →
	Exact match “As a leader in clean renewable energy, meeco™ has provided clients with services and solutions for over 423 MW across three continents.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Solstis Energy AG	Exact match	Solothurn, SwitzerlandHQ recorded Sep 17, 2026	51-200	23 contacts →
	Exact match “Mit ganzheitlichen Solarlösungen begleiten wir unsere Kundinnen und Kunden auf dem Weg zur nachhaltigen Energieversorgung und -nutzung.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Mitrelli Energy	Exact match	Frauenfeld, SwitzerlandHQ recorded Sep 17, 2026	11-50	23 contacts →
	Exact match “Power.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Electro-Sol SA	Exact match	Cossonay, SwitzerlandHQ recorded Sep 17, 2026	11-50	23 contacts →
	Exact match “Electro-Sol.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Sonnwende	Exact match	Basel, SwitzerlandHQ recorded Sep 17, 2026	11-50	22 contacts →
	Exact match “Sonnwende GmbH \| Photovoltaik und Wärme \| Basel.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Axova AG	Exact match	Diepflingen, SwitzerlandHQ recorded Sep 17, 2026	51-200	20 contacts →
	Exact match “Sonnenlicht in Strom umzuwandeln, ist eine geniale Technik!” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Elektrobedarf Troller AG	Exact match	Zofingen, SwitzerlandHQ recorded Sep 17, 2026	11-50	18 contacts →
	Exact match “Zuverlässige Elektrokomponenten und nachhaltige Solarlösungen Bei Elektrobedarf Troller finden Sie beides – seit Jahrzehnten ein verlässlicher Partner in der Schweiz.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Solarify	Exact match	Bern, SwitzerlandHQ recorded Sep 17, 2026	11-50	18 contacts →
	Exact match “With Solarify private customers can buy solar panels on a roof of their choice in Switzerland.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Tera Solar	Exact match	Thônex, SwitzerlandHQ recorded Sep 17, 2026	11-50	16 contacts →
	Exact match “tera solar a pour mission d’accompagner particuliers et entreprises dans leurs projets de centrales photovoltaïques et autres infrastructures énergétiques en proposant des…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Fankhauser Solar AG	Exact match	Solothurn, SwitzerlandHQ recorded Sep 17, 2026	11-50	15 contacts →
	Exact match “Bei Fankhauser Solar AG geniessen Sie einen Rund-um-Service.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Seetalsolar AG	Exact match	Hitzkirch, SwitzerlandHQ recorded Sep 17, 2026	51-200	14 contacts →
	Exact match “Wir finden für Sie die optimale Anlage.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Swiss Solar City AG	Exact match	Basel, SwitzerlandHQ recorded Sep 17, 2026	11-50	14 contacts →
	Exact match “Wir bauen und finanzieren Ihr Solarkraftwerk!” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Solarmotion AG	Exact match	St. Gallen, SwitzerlandHQ recorded Sep 17, 2026	11-50	13 contacts →
	Exact match “Ihr Partner rund um die erneuerbaren Energien.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Novagrid AG	Exact match	Baden, SwitzerlandHQ recorded Sep 17, 2026	11-50	12 contacts →
	Exact match “Intelligente Lösungen für Monitoring und optimalen Eigenverbrauch.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Mbrsolar AG	Exact match	Wängi, SwitzerlandHQ recorded Sep 17, 2026	11-50	12 contacts →
	Exact match “Ob für Landwirtschaftsbetriebe, Gewerbe oder Einfamilienhäuser – Wir blicken auf langjährige Erfahrung und solides Know-how im Bereich Photovoltaik zurück.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Solar Solutions AG	Exact match	Rothenthurm, SwitzerlandHQ recorded Sep 17, 2026	11-50	12 contacts →
	Exact match “Solar Solutions Group Since 2015, Solar Solutions have been helping customers worldwide to achieve their sustainability goals.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “off-grid solar installation companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 301 off-grid solar installation companies based in Switzerland

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Off-grid solar installation companies based in Switzerland at a glance

As of Sep 17, 2026

38.6%Verified-email coverage

5.9Average contacts per company

1-10Median size (employees)

2.7%Largest-city concentration · Lausanne

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

189

11-50

51-200

201-500

Email recency for this list is measured worldwide rather than for Switzerland, so it is reported there. Company counts and contact totals on this page are exact for Switzerland, over 301 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

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: Company records associated with Switzerland whose business descriptions match “off-grid solar installation companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 690 professional contacts with verified work emails across the full matched dataset. 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 17, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “off-grid solar installation companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many off-grid solar installation companies are there based in Switzerland?

RevenueBase identified 301 company matches for off-grid solar installation companies associated with Switzerland as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Candi Solar tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most off-grid solar installation companies?

Lausanne leads with 8 company records, followed by Basel (7) and Geneva (7).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 690 professional contacts with verified work emails tracked across these 301 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 17, 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.