Company lists · Data refreshed September 2026

Top 25 Renewable energy construction companies based in Switzerland

Name: Renewable energy construction 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 143 companies tracked

RevenueBase identified 143 company matches for renewable energy construction companies associated with Switzerland as of September 2026 and tracks 1,195 professional contacts across them, including 419 with verified work emails. Zurich is the largest hub.

This list covers company matches for renewable energy construction 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

143Companies

1,195Contacts tracked

419Verified emails

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The 25 largest renewable energy construction companies based in Switzerland

Ranked by team size

Top 25 of 143 company matches for renewable energy construction 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	GLB Genossenschaft	Exact match	Langnau, SwitzerlandHQ recorded Sep 17, 2026	501-1,000	142 contacts →
	Exact match “GLB ist die verlässliche Partnerin für Lebensräume – Die Expertin für energieeffiziente Sanierung, Neubau, Einfamilien- oder Mehrfamilienhaus, Gewerbe- oder Industriebau…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Galileo	Exact match	Zurich, SwitzerlandHQ recorded Sep 17, 2026	51-200	98 contacts →
	Exact match “At Galileo, we are delivering long-term green power solutions to energy-hungry customers.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Soltop Energie AG	Exact match	Elgg, SwitzerlandHQ recorded Sep 17, 2026	51-200	84 contacts →
	Exact match “Erneuerbare Energien aus Sonne, Erde, Luft und Wasser nutzbar machen: Diese Kernaufgabe erfüllt die Soltop Energie AG bereits seit über 40 Jahren konsequent und erfolgreich.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Soleol SA	Exact match	Estavayer-le-lac, SwitzerlandHQ recorded Sep 17, 2026	51-200	59 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	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
6	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
7	Renera Energy	Exact match	Basel, SwitzerlandHQ recorded Sep 17, 2026	51-200	32 contacts →
	Exact match “We are an independent Renewable Energy consultancy, project developer, trader and operator with offices in Switzerland, Italy and Germany.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Fu-Gen	Exact match	Zurich, SwitzerlandHQ recorded Sep 17, 2026	11-50	27 contacts →
	Exact match “Fu-Gen is an independent power producer that develops, owns and operates renewable energy sources.” 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	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
12	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
13	Convoltas AG	Exact match	Immensee, SwitzerlandHQ recorded Sep 17, 2026	11-50	12 contacts →
	Exact match “Die Energiespezialisten der convoltas AG sind auf die Entwicklung, den Bau und den Unterhalt von Photovoltaik-Grossanlagen spezialisiert.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Swiss Solar Group AG	Exact match	Stadtkreis 1 Altstadt, SwitzerlandHQ recorded Sep 17, 2026	51-200	11 contacts →
	Exact match “Swiss Solar Group is a group of companies that all pursue the same goal: smart and clean energy for all of Switzerland - more renewable energy, more energy efficiency.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	EST RES LTD	Exact match	Geneva, SwitzerlandHQ recorded Sep 17, 2026	11-50	8 contacts →
	Exact match “EST RES (Energy Systems Technology for Renewable Energy Sources) was founded in 2005 by Niko A.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Legato SA	Exact match	Yverdon-les-bains, SwitzerlandHQ recorded Sep 17, 2026	1-10	7 contacts →
	Exact match “Legato SA est une entreprise générale de construction implantée en Suisse romande.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Allsol Gmbh	Exact match	Reinach, SwitzerlandHQ recorded Sep 17, 2026	11-50	7 contacts →
	Exact match “Conception, planning and realisation of- Photovoltaic systems - Solar thermal systems for water heating and backup heating- Wood pellet heating systems - Heat pumps” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Energia Alpina	Exact match	Sedrun, SwitzerlandHQ recorded Sep 17, 2026	11-50	6 contacts →
	Exact match “Mit frischer Energie in die Zukunft.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Nova Energie Basel AG	Exact match	Basel, SwitzerlandHQ recorded Sep 17, 2026	1-10	6 contacts →
	Exact match “Nova Energie Basel AG ist ein Unternehmen, das sich dem Nachhaltigen Bauen verschrieben hat.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	ECO Energie A Plus AG	Exact match	Hirschthal, SwitzerlandHQ recorded Sep 17, 2026	11-50	6 contacts →
	Exact match “Bei uns finden Sie Lösungen für die wirkungsvolle Nutzung von erneuerbaren Energien.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Jampen Holzbau AG	Exact match	Hittnau, SwitzerlandHQ recorded Sep 17, 2026	51-200	6 contacts →
	Exact match “Jampen Holzbau AG, der innovative Holzbau Betrieb aus dem Zürcher Oberland.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Ponzio Engineering SA	Exact match	Thierrens, SwitzerlandHQ recorded Sep 17, 2026	1-10	6 contacts →
	Exact match “Ponzio Engineering est une entreprise familiale créée en 1970.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Netra Power	Exact match	Geneva, SwitzerlandHQ recorded Sep 17, 2026	1-10	6 contacts →
	Exact match “Netra assists companies in their transition to clean energy solutions, through the design, construction, financing and management of infrastructure.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Heizplan HPA AG	Exact match	Gams, SwitzerlandHQ recorded Sep 17, 2026	11-50	6 contacts →
	Exact match “Photovoltaik, Wärmepumpen, Batteriespeicher, Ladestationen.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Energiq	Exact match	Sion, SwitzerlandHQ recorded Sep 17, 2026	1-10	6 contacts →
	Exact match “Bienvenue chez EnergiQ SA, où l'énergie renouvelable est notre passion et votre avenir!” 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 “renewable energy construction 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 143 renewable energy construction companies based in Switzerland

See the full list, filter by size, metro and specialty, and access 419 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Renewable energy construction companies based in Switzerland at a glance

As of Sep 17, 2026

35.1%Verified-email coverage

8.4Average contacts per company

1-10Median size (employees)

4.9%Largest-city concentration · Zurich

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

501-1,000

10001+

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 143 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 “renewable energy construction 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 419 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 “renewable energy construction companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many renewable energy construction companies are there based in Switzerland?

RevenueBase identified 143 company matches for renewable energy construction 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?

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

Which city has the most renewable energy construction companies?

Zurich leads with 7 company records, followed by Geneva (7) and Zug (6).

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 419 professional contacts with verified work emails tracked across these 143 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.