Technical Consulting & Engineering in
Illnau
12 companies in Technical Consulting & Engineering based in Illnau — name and year of registration from the commercial register. The list below shows them all.
Companies
All 12 companies in Illnau
Mella + Menzi AG
Since 1976
Comprehensive industrial combustion system constructionNew development in general industrial furnace constructionExpertise reports
View profile5(1)
Planreal GmbH
Since 2001
AI Consulting & ImplementationCustom AI DevelopmentAI Training
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Showtronic Solutions AG
Since 2002
AV system architecture and control engineeringControl systemsService contract (SLA)
View profile4.6(19)
Planport GmbH
Since 2008
Airport planningOperations planningEnvironmental and sustainability consulting
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refcon AG
Since 2014
Refrigeration planningSupervision during executionAcceptance and final inspection
View profile5(3)
Jergovic - JD Metallbauplanung
Since 2015
Metal construction planning
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VOJ-TECH Ingenieure GmbH
Since 2016
Overall planning for building servicesTechnical construction management and construction controllingExpert reports and building submissions
View profile5(2)
Hürlimann Railtec AG
Since 2017
EngineeringTemporary ballast retentionPermanent ballast retention
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Corroprot AG
Since 1969
View profile4.4(14)
ggm engineering gmbh
Since 2021
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BABeratung Arbeitssicherheit und Gesundheit GmbH
Since 2020
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CCConsulting Construction & Costing, Inh. Koxhaxhiku
Since 2021
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Technical Consulting & Engineering in Illnau
12Technical Consulting & EngineeringCommercial register (Zefix) · as of August 26, 2026
2015Median year of registrationCommercial register (Zefix) · as of August 26, 2026
1,694in the Canton of ZurichCommercial register (Zefix) · as of August 26, 2026
10,435in SwitzerlandCommercial register (Zefix) · as of August 26, 2026
Locations
Technical Consulting & Engineering in the region
Point size by number of companies per place.
Source: commercial register (Zefix) · as of August 26, 2026
Industry axis
Technical Consulting & Engineering across SwitzerlandTechnical Consulting & Engineering in other places
Zurich511Winterthur155Dübendorf42Wallisellen30Wetzikon ZH29Uster26Dietikon26Volketswil24Schlieren23Horgen21Adliswil17Bülach16Meilen15Thalwil15Hombrechtikon14Urdorf14Männedorf13Wädenswil13Kloten13Hinwil12Pfäffikon ZH12Stäfa12Glattbrugg12Rümlang12Regensdorf12Affoltern am Albis12Wald ZH11Bassersdorf11Küsnacht ZH10Zollikon10Rüschlikon10Kilchberg ZH10Stallikon10Bäretswil9Wiesendangen9Seuzach9Effretikon9Herrliberg9Rüti ZH8Hettlingen8Andelfingen8Brüttisellen8Erlenbach ZH8Dielsdorf8Bubikon7Weisslingen7Fehraltorf7Oetwil am See7
By canton
Canton of Zurich1,694Canton of Bern951Canton of Vaud905Canton of Aargau848Canton of Ticino722Canton of St. Gallen627Canton of Geneva525Canton of Lucerne499Canton of Zug471Canton of Valais405Canton of Fribourg356Canton of Thurgau328Canton of Basel-Country318Canton of Grisons308Canton of Solothurn238Canton of Schwyz236Canton of Neuchâtel180Canton of Schaffhausen101Canton of Appenzell Outer Rhodes96Canton of Nidwalden91Canton of Jura81Canton of Obwalden56Canton of Glarus52Canton of Uri32Canton of Appenzell Inner Rhodes22
Place axis
All companies in IllnauOther industries in Illnau
Management Consulting10Auto Repair Shops9IT Consulting & Services8Specialized Construction Activities7Logistics & Transport Companies7Plumbing & Building Services6Fiduciary Offices6Food Processing6Facility Management & Cleaning6Automotive & Vehicle Trade6Painting & Plastering5Textile & Clothing Industry5Software Development5Property Management5Restaurants5