Company lists · Data refreshed October 2026

Top 25 Building energy consultants based in Switzerland

RevenueBase identified 451 company matches for building energy consultants associated with Switzerland as of October 2026 and tracks 2,758 professional contacts across them, including 1,134 with verified work emails. Zurich is the largest hub.

This list covers company matches for building energy consultants 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 October 9, 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 Oct 9, 2026 How this list was built
451Companies
2,758Contacts tracked
1,134Verified emails
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The 25 largest building energy consultants based in Switzerland

Ranked by team size
Top 25 of 451 company matches for building energy consultants based in Switzerland, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 9, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLangnau, SwitzerlandHQ recorded Oct 9, 2026501-1,000134 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 · Oct 9, 2026 · View company records in RevenueBase
2Exact matchPerly - Genève, SwitzerlandHQ recorded Oct 9, 202651-20087 contacts →

Exact match

“Acteur de référence depuis plus de 25 ans à Genève, TECH BUILDING est une entreprise dont le cœur de métier repose sur la réalisation d’infrastructures énergétiques du bâtiment et…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
3Exact matchBrugg, SwitzerlandHQ recorded Oct 9, 202651-20062 contacts →

Exact match

“Als führendes Ingenieurunternehmen sind wir in allen Gebäudetechnikgebieten zu Hause.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
4Exact matchEchallens, SwitzerlandHQ recorded Oct 9, 202651-20050 contacts →

Exact match

“Weinmann-Energies est un bureau d’ingénieurs-conseils EPFL-SIA-SuisseIng.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
5Exact matchBasel, SwitzerlandHQ recorded Oct 9, 202611-5047 contacts →

Exact match

“Der Gebäudeenergieausweis der Kantone – kurz GEAK genannt – ist das schweizweit beste Bewertungs- und Beratungsinstrument für Gebäude.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
6Exact matchZürich, SwitzerlandHQ recorded Oct 9, 202651-20040 contacts →

Exact match

“Anex Ingenieure ist ein Beratungs- und Planungsunternehmen für Gebäudetechnik, das ressourcenschonende Energie- und Medienkonzepte für Prozesse, Gebäude und Areale entwickelt.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
7Exact matchZürich, SwitzerlandHQ recorded Oct 9, 202611-5039 contacts →

Exact match

“Lemon Consult is a specialized engineering and consulting office for energy efficiency, sustainability and renewable energies in the area of building and technical systems.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
8Exact matchCarouge, SwitzerlandHQ recorded Oct 9, 202611-5035 contacts →

Exact match

“Bureau d'études CVCSE, Energie, Automatisme du bâtiment, MCR, Physique du bâtiment.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
9Exact matchOstermundigen, SwitzerlandHQ recorded Oct 9, 202611-5029 contacts →

Exact match

“Wir bieten Bauherren und Architekten Beratung und Planung für professionelle Lösungen in Energie und Automation.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
10Exact matchLausanne, SwitzerlandHQ recorded Oct 9, 202611-5029 contacts →

Exact match

“Situé à Yverdon-les-Bains et à Lausanne, ENERGA SA est un bureau d’ingénieurs-conseils EPFL-SIA actif sur l’ensemble de la Suisse romande.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
11Exact matchMünchenstein, SwitzerlandHQ recorded Oct 9, 202651-20027 contacts →

Exact match

“Haustechnik ist eine komplexe Angelegenheit und steht in direktem Zusammenhang mit Benutzerzufriedenheit, Betriebssicherheit, Erstellungs- und Betriebskosten sowie Umweltbelastung.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
12Exact matchFribourg, SwitzerlandHQ recorded Oct 9, 202651-20027 contacts →

Exact match

“TECNOSERVICE ENGINEERING SA est un bureau d’études et d’ingénieurs conseils pour les installations techniques et études énergétiques liées au bâtiment et à l’industrie.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
13Exact matchZürich, SwitzerlandHQ recorded Oct 9, 202651-20026 contacts →

Exact match

“Wir sind ein erfolgreiches Ingenieur, Planungs- und Beratungsunternehmen im Bereich der Energie- und Gebäudetechnik.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
14Exact matchZürich, SwitzerlandHQ recorded Oct 9, 202611-5026 contacts →

Exact match

“Die Steigerung von Energieeffizienz und den Einsatz von erneuerbaren Energien verfolgen wir mit Herzblut.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
15Exact matchLenzburg, SwitzerlandHQ recorded Oct 9, 202611-5025 contacts →

Exact match

“Unserem Ingenieurunternehmen ist es ein grosses Anliegen, individuell und persönlich auf Ihre Wünsche einzugehen.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
16Exact matchBulle, SwitzerlandHQ recorded Oct 9, 202611-5025 contacts →

Exact match

“Bureau d'ingénieurs-conseils en Techniques du bâtiment CVSE, spécialiste des réseaux de chauffage à distance à bois et de l'efficacité énergétique.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
17Exact matchLausanne 10, SwitzerlandHQ recorded Oct 9, 202611-5024 contacts →

Exact match

“La marque az ingénieurs regroupe des sociétés privées réunissant des ingénieurs-conseils dans les domaines de l'énergie, de la sécurité et des installations techniques pour le…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
18Exact matchEnnetbaden, SwitzerlandHQ recorded Oct 9, 202611-5024 contacts →

Exact match

“Neutrale Beratung LFS berät Architekten und Bauherren als neutraler Partner.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
19Exact matchZurich, SwitzerlandHQ recorded Oct 9, 202611-5024 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
20Exact matchZurich, SwitzerlandHQ recorded Oct 9, 202611-5022 contacts →

Exact match

“Das Vernetzen der Fachgebiete Strategie & Konzept, Bauherrentreuhand, Energiecontrolling und Nebenkosten ist das Fundament unserer Kernkompetenz.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
21Exact matchWabern, SwitzerlandHQ recorded Oct 9, 202651-20021 contacts →

Exact match

“Guggisberg ist der Berner Spezialist für Gebäudehülle und energetische Sanierungen.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
22Exact matchDübendorf, SwitzerlandHQ recorded Oct 9, 202611-5021 contacts →

Exact match

“Corenta ist der kompetente Planungspartner für Bauherren, Investoren, Generalplaner und Architekten, wenn es um Lösungen für die elektrotechnische Gebäudeausrüstung geht.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
23Exact matchBurgdorf, SwitzerlandHQ recorded Oct 9, 202611-5021 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
24Exact matchCham, SwitzerlandHQ recorded Oct 9, 202611-5020 contacts →

Exact match

“Intelligente Gebäudeoptimierung Willkommen bei Alfacel - einem der schweizweit führenden Ingenieurbüros auf dem Gebiet der Gebäudeautomation und Energieoptimierung.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
25Exact matchMorges, SwitzerlandHQ recorded Oct 9, 202611-5020 contacts →

Exact match

“ID GO Management SA est une société de services, alliant des compétences uniques à la croisée de l’énergie, la physique du bâtiment et l’architecture pour mettre en œuvre la…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase

Showing 25 of 451 building energy consultants based in Switzerland

See the full list, filter by size, metro and specialty, and access 1,134 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Building energy consultants based in Switzerland at a glance

As of Oct 9, 2026
41.1%Verified-email coverage
6.1Average contacts per company
1-10Median size (employees)
7.1%Largest-city concentration · Zurich
Oct 9, 2026Page data refreshed

Companies by employee count

1-10
299
11-50
128
51-200
20
201-500
1
501-1,000
1

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 451 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 “building energy consultants” 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 1,134 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 October 9, 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.

Building energy consultants by metro

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 “building energy consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many building energy consultants are there based in Switzerland?

RevenueBase identified 451 company matches for building energy consultants associated with Switzerland as of October 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 building energy consultants?

Zurich leads with 32 company records, followed by Lausanne (17) and Geneva (15).

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 1,134 professional contacts with verified work emails tracked across these 451 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 October 9, 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.