Technical Consulting & Engineering in
Illnau
14 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 14 companies in Illnau
Corroprot AG
Since 1969
Cathodic corrosion protectionTank installations and tank refurbishmentsHeat pump installation
View profile4.4(14)
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 profile4.7(27)
Planport GmbH
Since 2008
Airport planningOperations planningEnvironmental and sustainability consulting
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Jergovic - JD Metallbauplanung
Since 2011
Metal construction planning
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refcon AG
Since 2014
Refrigeration planningSupervision during executionAcceptance and final inspection
View profile5(3)
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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ggm engineering gmbh
Since 2021
HVAC and Building Services ConsultingStrategy for HVAC and Energy SystemsDemolition and Renovation Planning
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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
14Technical Consulting & EngineeringCommercial register (Zefix) · as of September 24, 2026
2016Median year of registrationCommercial register (Zefix) · as of September 24, 2026
2,707in the Canton of ZurichCommercial register (Zefix) · as of September 24, 2026
15,543in SwitzerlandCommercial register (Zefix) · as of September 24, 2026
Locations
Technical Consulting & Engineering in the region
Point size by number of companies per place.
Source: commercial register (Zefix) · as of September 24, 2026
Industry axis
Technical Consulting & Engineering across SwitzerlandTechnical Consulting & Engineering in other places
Zurich783Winterthur211Dübendorf65Dietikon51Schlieren50Wallisellen48Uster47Wetzikon ZH43Volketswil35Horgen30Regensdorf27Meilen25Thalwil24Adliswil24Männedorf23Küsnacht ZH23Bülach23Urdorf21Rüti ZH20Hombrechtikon20Zollikon20Kloten20Stäfa19Rümlang19Hinwil18Bassersdorf18Rüschlikon18Kilchberg ZH18Pfäffikon ZH17Wädenswil16Brüttisellen16Glattbrugg16Richterswil15Seuzach14Effretikon14Au ZH14Affoltern am Albis14Wald ZH13Bubikon13Wiesendangen13Fehraltorf13Herrliberg13Embrach13Andelfingen12Opfikon12Stallikon12Birmensdorf ZH12Egg B. Zürich11
By canton
Canton of Zurich2,707Canton of Bern1,333Canton of Vaud1,211Canton of Aargau1,184Canton of Ticino991Canton of St. Gallen984Canton of Zug807Canton of Lucerne738Canton of Geneva711Canton of Valais569Canton of Thurgau552Canton of Fribourg503Canton of Basel-Country456Canton of Schwyz453Canton of Grisons444Canton of Solothurn372Canton of Neuchâtel243Canton of Schaffhausen152Canton of Appenzell Outer Rhodes148Canton of Nidwalden143Canton of Obwalden99Canton of Jura99Canton of Glarus75Canton of Uri59Canton of Appenzell Inner Rhodes48
Place axis
All companies in IllnauOther industries in Illnau
Management Consulting17IT Consulting & Services13Property Management12Coaching & Personal Development10Building Maintenance9Real Estate Brokerage9Auto Repair Shops9Automotive & Vehicle Trade8Specialized Construction Activities7Painting & Plastering7Fiduciary Offices7Software Development7Online Shops7Logistics & Transport Companies7Architecture Firms6Plumbing & Building Services6Food Processing6Facility Management & Cleaning6Electrical Planning & Installation5Textile & Clothing Industry5Real Estate Project Development5Wholesale - General Specialty Trade5Restaurants5