Company lists · Data refreshed October 2026
Top 21 Critical facility contractors based in Switzerland
RevenueBase identified 42 company matches for critical facility contractors associated with Switzerland as of October 2026 and tracks 1,228 professional contacts across them, including 586 with verified work emails. Zurich is the largest hub.
This list covers company matches for critical facility contractors 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 10, 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.
The 21 largest critical facility contractors based in Switzerland
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 535 contacts → | ||||
Exact match “Ü Ingenieurskunst bedeutet, mit Ressourcen richtig umzugehen.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 2 | 87 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 10, 2026 · View company records in RevenueBase | |||||
| 3 | 85 contacts → | ||||
Exact match “Willers is an international engineering company for high-tech buildings and infrastructures.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 4 | 31 contacts → | ||||
Exact match “Evolve SA è una società di ingegneria svizzera con oltre 15 anni di esperienza nella progettazione tecnica, realizzazione e gestione di edifici e infrastrutture.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 5 | 16 contacts → | ||||
Exact match “Infra-Com Swiss AG – B2B infrastructure partner for ICT, fibre optics, campus networks and hospitality Infra-Com Swiss AG plans, builds, documents and operates mission-critical…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 6 | 15 contacts → | ||||
Exact match “Unser erfahrenes Team besteht aus qualifizierten Ingenieuren, Technikern und Handwerkern, die über fundierte Kenntnisse in allen Aspekten des Netzbau verfügen.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 7 | 14 contacts → | ||||
Exact match “Elektroplanung und Beratung In der konzeptionellen Entwicklung und Projektierung komplexer Planungen sind wir stark.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 8 | 13 contacts → | ||||
Exact match “Züst Ingenieurbüro Haustechnik AG is a company based out of Landstrass 57, Grüsch, Germany.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 9 | 10 contacts → | ||||
Exact match “Do you want to build a data centre or mission-critical facility that can handle any challenge?” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 10 | 9 contacts → | ||||
Exact match “Als unabhängiges Ingenieurbüro mit Sitz in Kaiseraugst und Zürich beraten und unterstützen wir Sie bei der Planung sämtlicher Projekte in der Gebäude-Elektrotechnik.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 11 | 7 contacts → | ||||
Exact match “Wir planen modernste Gebäudetechnik in allen Bereichen des Gesundheits, Forschungs, Bildungswesen und der Industrie.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 12 | 7 contacts → | ||||
Exact match “GreenTec Innovation AG is specialised in the realization of sustainable buildings and facilities.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 13 | 6 contacts → | ||||
Exact match “Ducksify is the result of a shared vision : offering expertise in designing, building and operating mission-critical infrastructures as a service.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 14 | 5 contacts → | ||||
Exact match “Herzlich willkommen bei Enginious, wo sich Ihre Bedürfnisse und unsere Fähigkeiten treffen: Hohe Qualität, Zuverlässigkeit und Geschwindigkeit.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 15 | 4 contacts → | ||||
Exact match “JASC Contracting GmbH provides comprehensive solutions for Data Centers, Telecom Networks, and Renewable Energy Systems.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 16 | 4 contacts → | ||||
Exact match “Die conetCom AG wurde im Jahr von Markus Kilcher, Claude Sperissen und Peter Trefzer gegründet und hat sich seitdem zu einem führenden Partner für die Planung und Realisierung…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 17 | 3 contacts → | ||||
Exact match “Unsere Haupttätigkeit umfasst das phasengerechte Planen und Projektieren von gebäudetechnischen Anlagen für Neu- und Umbauten in verschiedenen Gebäude- und Nutzungskategorien.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 18 | 2 contacts → | ||||
Exact match “Unser Unternehmen ist spezialisiert auf Dienstleistungen in der Gebäudetechnik und Infrastrukturanlagen.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 19 | 2 contacts → | ||||
Exact match “Gebäudetechnik, die Ihnen nützt Leistungen, welche auf Sie und Ihre Projekte abgestimmt sind.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 20 | 1 contacts → | ||||
Exact match “Seit 1975 hat sich die Elektro Imholz AG einen Namen als kompetenter, verlässlicher Fachbetrieb für Elektroinstallation gemacht und gehört zu den Top-Arbeitgebern im Kanton Uri.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase | |||||
| 21 | 1 contacts → | ||||
Exact match “Als Ingenieurbüro im Bereich der Haus- und Energietechnik planen wir Anlagen für den Wohn, Heim, Schul, Restaurations, Gewerbe- und Industriesektor.” Recorded in the RevenueBase company graph · Oct 10, 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 “critical facility contractors”. 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 21 of 42 critical facility contractors based in Switzerland
See the full list, filter by size, metro and specialty, and access 586 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Critical facility contractors based in Switzerland at a glance
As of Oct 10, 2026Companies by employee count
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 42 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 “critical facility contractors” 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 586 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 10, 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 “critical facility contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many critical facility contractors are there based in Switzerland?
RevenueBase identified 42 company matches for critical facility contractors 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?
Amstein Walthert tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most critical facility contractors?
Zurich leads with 7 company records, followed by Basel (3) and Dubendorf (2).
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 586 professional contacts with verified work emails tracked across these 42 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 10, 2026.
Ready to reach these companies? Verified emails and direct dials for all 42 critical facility contractors based in Switzerland. Start with a free account, no credit card.
Download this list →Related lists
Critical facility contractors by geography
- Critical facility contractors based in Buenos Aires, Argentina
- Critical facility contractors based in Sao Paulo, Brazil
- Critical facility contractors based in Rome, Italy
- Critical facility contractors based in Singapore, Singapore
- Critical facility contractors based in Madrid, Spain
- Critical facility contractors based in Dubai, United Arab Emirates
- Critical facility contractors based in London, United Kingdom
- Critical facility contractors based in Atlanta, United States
- Critical facility contractors based in Chicago, United States
- Critical facility contractors based in Dallas, United States
- Critical facility contractors based in Denver, United States
- Critical facility contractors based in Houston, United States
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Critical facility contractors based in Buenos Aires, Argentina
- Critical facility contractors based in Sao Paulo, Brazil
- Critical facility contractors based in Rome, Italy
- Critical facility contractors based in Singapore, Singapore
- Critical facility contractors based in Madrid, Spain
- Critical facility contractors based in Dubai, United Arab Emirates
Company intelligence · public preview
Top 21 critical facility contractors based in Switzerland
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 42 matching company records for critical facility contractors based in Switzerland, with 1,228 tracked contacts and 586 verified work emails.
This public preview shows 21 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 10, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 21 critical facility contractors based in Switzerland
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Amstein Walthertamstein-walthert.chHQ: Zurich, SwitzerlandReported employees: 1,001-5,000 | Zurich, Switzerland | 1,001-5,000 | Exact match | 535 contacts → |
“Ü Ingenieurskunst bedeutet, mit Ressourcen richtig umzugehen.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Tech Buildingtech-building.comHQ: Perly - Genève, SwitzerlandReported employees: 51-200 | Perly - Genève, Switzerland | 51-200 | Exact match | 87 contacts → |
“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 description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Willerswillers.chHQ: Stadtkreis 9, SwitzerlandReported employees: 51-200 | Stadtkreis 9, Switzerland | 51-200 | Exact match | 85 contacts → |
“Willers is an international engineering company for high-tech buildings and infrastructures.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Evolveevolve-sa.chHQ: Bellinzona, SwitzerlandReported employees: 11-50 | Bellinzona, Switzerland | 11-50 | Exact match | 31 contacts → |
“Evolve SA è una società di ingegneria svizzera con oltre 15 anni di esperienza nella progettazione tecnica, realizzazione e gestione di edifici e infrastrutture.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Infra-Com Swiss AGinfra-com.chHQ: Sursee, SwitzerlandReported employees: 51-200 | Sursee, Switzerland | 51-200 | Exact match | 16 contacts → |
“Infra-Com Swiss AG – B2B infrastructure partner for ICT, fibre optics, campus networks and hospitality Infra-Com Swiss AG plans, builds, documents and operates mission-critical…” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Netconstruction Gmbhnetconstruction.chHQ: Dübendorf, SwitzerlandReported employees: 11-50 | Dübendorf, Switzerland | 11-50 | Exact match | 15 contacts → |
“Unser erfahrenes Team besteht aus qualifizierten Ingenieuren, Technikern und Handwerkern, die über fundierte Kenntnisse in allen Aspekten des Netzbau verfügen.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  PBP AG Engineeringpbpag.chHQ: Zürich, SwitzerlandReported employees: 11-50 | Zürich, Switzerland | 11-50 | Exact match | 14 contacts → |
“Elektroplanung und Beratung In der konzeptionellen Entwicklung und Projektierung komplexer Planungen sind wir stark.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Züst Ingenieurbüro Haustechnik AGzuest-haustechnik.ch HQ: Grüsch, SwitzerlandReported employees: 11-50 | Grüsch, Switzerland | 11-50 | Exact match | 13 contacts → |
“Züst Ingenieurbüro Haustechnik AG is a company based out of Landstrass 57, Grüsch, Germany.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Next A Company Of Haskoningnextag.swissHQ: Zürich, SwitzerlandReported employees: 11-50 | Zürich, Switzerland | 11-50 | Exact match | 10 contacts → |
“Do you want to build a data centre or mission-critical facility that can handle any challenge?” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Edico Engineering AGedico.chHQ: Kaiseraugst, SwitzerlandReported employees: 11-50 | Kaiseraugst, Switzerland | 11-50 | Exact match | 9 contacts → |
“Als unabhängiges Ingenieurbüro mit Sitz in Kaiseraugst und Zürich beraten und unterstützen wir Sie bei der Planung sämtlicher Projekte in der Gebäude-Elektrotechnik.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: Zurich, SwitzerlandReported employees: 11-50 | Zurich, Switzerland | 11-50 | Exact match | 7 contacts → |
“Wir planen modernste Gebäudetechnik in allen Bereichen des Gesundheits, Forschungs, Bildungswesen und der Industrie.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Greentec Innovation AGgreentec-ag.ch HQ: Frick, SwitzerlandReported employees: 11-50 | Frick, Switzerland | 11-50 | Exact match | 7 contacts → |
“GreenTec Innovation AG is specialised in the realization of sustainable buildings and facilities.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Ducksifyducksify.comHQ: Pully, SwitzerlandReported employees: 1-10 | Pully, Switzerland | 1-10 | Exact match | 6 contacts → |
“Ducksify is the result of a shared vision : offering expertise in designing, building and operating mission-critical infrastructures as a service.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Enginious AGenginious.chHQ: Winterthur, SwitzerlandReported employees: 1-10 | Winterthur, Switzerland | 1-10 | Exact match | 5 contacts → |
“Herzlich willkommen bei Enginious, wo sich Ihre Bedürfnisse und unsere Fähigkeiten treffen: Hohe Qualität, Zuverlässigkeit und Geschwindigkeit.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Jasc Contracting Gmbhjasc.chHQ: Zug, SwitzerlandReported employees: 11-50 | Zug, Switzerland | 11-50 | Exact match | 4 contacts → |
“JASC Contracting GmbH provides comprehensive solutions for Data Centers, Telecom Networks, and Renewable Energy Systems.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Conetcom AGconetcom.ch HQ: Basel, SwitzerlandReported employees: 11-50 | Basel, Switzerland | 11-50 | Exact match | 4 contacts → |
“Die conetCom AG wurde im Jahr von Markus Kilcher, Claude Sperissen und Peter Trefzer gegründet und hat sich seitdem zu einem führenden Partner für die Planung und Realisierung…” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | CT Engineering AGct-engineering.ch HQ: Münsingen, SwitzerlandReported employees: 1-10 | Münsingen, Switzerland | 1-10 | Exact match | 3 contacts → |
“Unsere Haupttätigkeit umfasst das phasengerechte Planen und Projektieren von gebäudetechnischen Anlagen für Neu- und Umbauten in verschiedenen Gebäude- und Nutzungskategorien.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Tavax AGtavax.swiss HQ: Emmenbrücke, SwitzerlandReported employees: 1-10 | Emmenbrücke, Switzerland | 1-10 | Exact match | 2 contacts → |
“Unser Unternehmen ist spezialisiert auf Dienstleistungen in der Gebäudetechnik und Infrastrukturanlagen.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Geanet Engineeringgeanet.chHQ: Winterthur, SwitzerlandReported employees: 1-10 | Winterthur, Switzerland | 1-10 | Exact match | 2 contacts → |
“Gebäudetechnik, die Ihnen nützt Leistungen, welche auf Sie und Ihre Projekte abgestimmt sind.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Elektro Imholz AGelektro-imholz-ag.ch HQ: Schattdorf, SwitzerlandReported employees: 11-50 | Schattdorf, Switzerland | 11-50 | Exact match | 1 contacts → |
“Seit 1975 hat sich die Elektro Imholz AG einen Namen als kompetenter, verlässlicher Fachbetrieb für Elektroinstallation gemacht und gehört zu den Top-Arbeitgebern im Kanton Uri.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Gerster Gebäudetechnik AGgerster-getag.ch HQ: Altstatten, SwitzerlandReported employees: 1-10 | Altstatten, Switzerland | 1-10 | Exact match | 1 contacts → |
“Als Ingenieurbüro im Bereich der Haus- und Energietechnik planen wir Anlagen für den Wohn, Heim, Schul, Restaurations, Gewerbe- und Industriesektor.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 21 of 42 company matches
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Critical facility contractors: dataset insights
October 10, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
42 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 42 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 10, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for critical facility contractors?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many critical facility contractors did RevenueBase find based in Switzerland?
The saved snapshot records 42 matching company records, 1,228 tracked contacts and 586 verified emails. The public preview displays 21 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 10, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Critical facility contractors by geography
- Critical facility contractors based in Buenos Aires, Argentina
- Critical facility contractors based in Sao Paulo, Brazil
- Critical facility contractors based in Rome, Italy
- Critical facility contractors based in Singapore, Singapore
- Critical facility contractors based in Madrid, Spain
- Critical facility contractors based in Dubai, United Arab Emirates
- Critical facility contractors based in London, United Kingdom
- Critical facility contractors based in Atlanta, United States
- Critical facility contractors based in Chicago, United States
- Critical facility contractors based in Dallas, United States
- Critical facility contractors based in Denver, United States
- Critical facility contractors based in Houston, United States
Cite this list
RevenueBase Data Team. Top 21 critical facility contractors based in Switzerland. Snapshot: October 10, 2026. https://revenuebase.ai/companies/critical-facility-contractors/switzerland.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Critical facility contractors based in Buenos Aires, Argentina
- Critical facility contractors based in Sao Paulo, Brazil
- Critical facility contractors based in Rome, Italy
- Critical facility contractors based in Singapore, Singapore
- Critical facility contractors based in Madrid, Spain
- Critical facility contractors based in Dubai, United Arab Emirates
Company intelligence · public preview
Top 21 critical facility contractors based in Switzerland
RevenueBase records 42 matching company records for critical facility contractors based in Switzerland, with 1,228 tracked contacts and 586 verified work emails.
This public preview shows 21 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 10, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 21 critical facility contractors based in Switzerland
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Amstein Walthertamstein-walthert.ch HQ: Zurich, SwitzerlandReported employees: 1,001-5,000 | Zurich, Switzerland | 1,001-5,000 | Exact match | 535 contacts → |
“Ü Ingenieurskunst bedeutet, mit Ressourcen richtig umzugehen.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Tech Buildingtech-building.com HQ: Perly - Genève, SwitzerlandReported employees: 51-200 | Perly - Genève, Switzerland | 51-200 | Exact match | 87 contacts → |
“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 description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Willerswillers.ch HQ: Stadtkreis 9, SwitzerlandReported employees: 51-200 | Stadtkreis 9, Switzerland | 51-200 | Exact match | 85 contacts → |
“Willers is an international engineering company for high-tech buildings and infrastructures.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Evolveevolve-sa.ch HQ: Bellinzona, SwitzerlandReported employees: 11-50 | Bellinzona, Switzerland | 11-50 | Exact match | 31 contacts → |
“Evolve SA è una società di ingegneria svizzera con oltre 15 anni di esperienza nella progettazione tecnica, realizzazione e gestione di edifici e infrastrutture.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Infra-Com Swiss AGinfra-com.ch HQ: Sursee, SwitzerlandReported employees: 51-200 | Sursee, Switzerland | 51-200 | Exact match | 16 contacts → |
“Infra-Com Swiss AG – B2B infrastructure partner for ICT, fibre optics, campus networks and hospitality Infra-Com Swiss AG plans, builds, documents and operates mission-critical…” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Netconstruction Gmbhnetconstruction.ch HQ: Dübendorf, SwitzerlandReported employees: 11-50 | Dübendorf, Switzerland | 11-50 | Exact match | 15 contacts → |
“Unser erfahrenes Team besteht aus qualifizierten Ingenieuren, Technikern und Handwerkern, die über fundierte Kenntnisse in allen Aspekten des Netzbau verfügen.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | PBP AG Engineeringpbpag.ch HQ: Zürich, SwitzerlandReported employees: 11-50 | Zürich, Switzerland | 11-50 | Exact match | 14 contacts → |
“Elektroplanung und Beratung In der konzeptionellen Entwicklung und Projektierung komplexer Planungen sind wir stark.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Züst Ingenieurbüro Haustechnik AGzuest-haustechnik.ch HQ: Grüsch, SwitzerlandReported employees: 11-50 | Grüsch, Switzerland | 11-50 | Exact match | 13 contacts → |
“Züst Ingenieurbüro Haustechnik AG is a company based out of Landstrass 57, Grüsch, Germany.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Next A Company Of Haskoningnextag.swiss HQ: Zürich, SwitzerlandReported employees: 11-50 | Zürich, Switzerland | 11-50 | Exact match | 10 contacts → |
“Do you want to build a data centre or mission-critical facility that can handle any challenge?” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Edico Engineering AGedico.ch HQ: Kaiseraugst, SwitzerlandReported employees: 11-50 | Kaiseraugst, Switzerland | 11-50 | Exact match | 9 contacts → |
“Als unabhängiges Ingenieurbüro mit Sitz in Kaiseraugst und Zürich beraten und unterstützen wir Sie bei der Planung sämtlicher Projekte in der Gebäude-Elektrotechnik.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: Zurich, SwitzerlandReported employees: 11-50 | Zurich, Switzerland | 11-50 | Exact match | 7 contacts → |
“Wir planen modernste Gebäudetechnik in allen Bereichen des Gesundheits, Forschungs, Bildungswesen und der Industrie.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Greentec Innovation AGgreentec-ag.ch HQ: Frick, SwitzerlandReported employees: 11-50 | Frick, Switzerland | 11-50 | Exact match | 7 contacts → |
“GreenTec Innovation AG is specialised in the realization of sustainable buildings and facilities.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Ducksifyducksify.com HQ: Pully, SwitzerlandReported employees: 1-10 | Pully, Switzerland | 1-10 | Exact match | 6 contacts → |
“Ducksify is the result of a shared vision : offering expertise in designing, building and operating mission-critical infrastructures as a service.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Enginious AGenginious.ch HQ: Winterthur, SwitzerlandReported employees: 1-10 | Winterthur, Switzerland | 1-10 | Exact match | 5 contacts → |
“Herzlich willkommen bei Enginious, wo sich Ihre Bedürfnisse und unsere Fähigkeiten treffen: Hohe Qualität, Zuverlässigkeit und Geschwindigkeit.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Jasc Contracting Gmbhjasc.ch HQ: Zug, SwitzerlandReported employees: 11-50 | Zug, Switzerland | 11-50 | Exact match | 4 contacts → |
“JASC Contracting GmbH provides comprehensive solutions for Data Centers, Telecom Networks, and Renewable Energy Systems.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Conetcom AGconetcom.ch HQ: Basel, SwitzerlandReported employees: 11-50 | Basel, Switzerland | 11-50 | Exact match | 4 contacts → |
“Die conetCom AG wurde im Jahr von Markus Kilcher, Claude Sperissen und Peter Trefzer gegründet und hat sich seitdem zu einem führenden Partner für die Planung und Realisierung…” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | CT Engineering AGct-engineering.ch HQ: Münsingen, SwitzerlandReported employees: 1-10 | Münsingen, Switzerland | 1-10 | Exact match | 3 contacts → |
“Unsere Haupttätigkeit umfasst das phasengerechte Planen und Projektieren von gebäudetechnischen Anlagen für Neu- und Umbauten in verschiedenen Gebäude- und Nutzungskategorien.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Tavax AGtavax.swiss HQ: Emmenbrücke, SwitzerlandReported employees: 1-10 | Emmenbrücke, Switzerland | 1-10 | Exact match | 2 contacts → |
“Unser Unternehmen ist spezialisiert auf Dienstleistungen in der Gebäudetechnik und Infrastrukturanlagen.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Geanet Engineeringgeanet.ch HQ: Winterthur, SwitzerlandReported employees: 1-10 | Winterthur, Switzerland | 1-10 | Exact match | 2 contacts → |
“Gebäudetechnik, die Ihnen nützt Leistungen, welche auf Sie und Ihre Projekte abgestimmt sind.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Elektro Imholz AGelektro-imholz-ag.ch HQ: Schattdorf, SwitzerlandReported employees: 11-50 | Schattdorf, Switzerland | 11-50 | Exact match | 1 contacts → |
“Seit 1975 hat sich die Elektro Imholz AG einen Namen als kompetenter, verlässlicher Fachbetrieb für Elektroinstallation gemacht und gehört zu den Top-Arbeitgebern im Kanton Uri.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Gerster Gebäudetechnik AGgerster-getag.ch HQ: Altstatten, SwitzerlandReported employees: 1-10 | Altstatten, Switzerland | 1-10 | Exact match | 1 contacts → |
“Als Ingenieurbüro im Bereich der Haus- und Energietechnik planen wir Anlagen für den Wohn, Heim, Schul, Restaurations, Gewerbe- und Industriesektor.” Recorded description excerpt · October 10, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 21 of 42 company matches
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Critical facility contractors: dataset insights
October 10, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
42 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 42 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 10, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for critical facility contractors?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many critical facility contractors did RevenueBase find based in Switzerland?
The saved snapshot records 42 matching company records, 1,228 tracked contacts and 586 verified emails. The public preview displays 21 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 10, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 21 critical facility contractors based in Switzerland. Snapshot: October 10, 2026. https://revenuebase.ai/companies/critical-facility-contractors/switzerland.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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