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

Showtronic Solutions AG Logo

Showtronic Solutions AG

Since 2002 · 1–10 empl.4.7(27)

The core activity of Showtronic Solutions AG is the development and implementation of innovative technical solutions for audio, video, lighting and control technology, particularly in the areas of intelligent system architecture, intuitive controls and outstanding support. The company focuses on creating individual solutions that are easy to operate thanks to well-thought-out system architecture and redefine the boundaries of what is possible.

Technical Consulting & EngineeringAV system architecture and control engineeringControl systemsService contract (SLA)
ranQ Trust Score 4.5 out of 5.0, rated Excellent, Rank #1
Corroprot AG Logo

Corroprot AG

Since 1969 · 11–20 empl.4.5(15)

The core activity of Corroprot AG encompasses the planning, implementation and maintenance of plants and systems in the following areas: * Tank facilities (heating oil, diesel, gasoline and liquefied gas tank facilities) * Pipeline construction * Cathodic corrosion protection * Leak protection systems * Service station construction. The company also offers services such as gas checks, tank cleaning and renovation, as well as the sale of products such as leak protection/leak warning devices and other accessories for the above-mentioned plants and systems.

Technical Consulting & EngineeringCathodic corrosion protectionTank installations and tank refurbishmentsHeat pump installation
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #2
refcon AG Logo

refcon AG

Since 2014 · 11–20 empl.5.0(4)

The core activity of Refcon AG is the neutral specialist planning and implementation of refrigeration projects, in particular the planning, monitoring and optimization of refrigeration systems for various industries such as gastronomy, industry, retail, hospitals and educational institutions.

Technical Consulting & EngineeringRefrigeration planningSupervision during executionAcceptance and final inspection
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #3
Planreal GmbH Logo

Planreal GmbH

Since 2001 · 1–10 empl.

Planreal GmbH develops AI solutions for the construction industry and offers AiMi, an AI assistant that answers questions on Swiss building standards (SIA, SWKI, Suissetec). AiMi provides version-checked source references and can be accessed via chat or integrated through a REST API.

Technical Consulting & EngineeringAI Consulting & ImplementationCustom AI DevelopmentAI Training
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #4
Hürlimann Railtec AG Logo

Hürlimann Railtec AG

Since 2017 · 1–10 empl.

The core activity of Hürlimann Railtec AG is the development and application of ballast bonding technologies, in particular the machine-based application technology for ballast bonding, which is patented worldwide. The company offers services in the areas of engineering, temporary ballast retention and permanent ballast retention, with a focus on innovative solutions for the rail industry.

Technical Consulting & EngineeringEngineeringTemporary ballast retentionPermanent ballast retention
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #5
VOJ-TECH Ingenieure GmbH Logo

VOJ-TECH Ingenieure GmbH

Since 2016 · 1–10 empl.5.0(2)

The core activity of VOJ-TECH Ingenieure GmbH is the provision of services in the field of building technology, particularly in the areas of: * Specialist planning and conception of building technology systems * Expert opinions and consulting for building owners, architects and contractors * Building permits and feasibility studies * Energy solutions and optimization * Specialist construction management and controlling * Scheduling and construction cost accounting * Acceptance and expert opinions * Energy consulting and optimization * Hygiene inspections and condition analyses * Budget planning and certification labels The company offers a comprehensive overall planning service for heating/cooling, ventilation, sanitary and electrical systems and has extensive experience in specialist construction management and construction controlling.

Technical Consulting & EngineeringOverall planning for building servicesTechnical construction management and construction controllingExpert reports and building submissions
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #6
Mella + Menzi AG Logo

Mella + Menzi AG

Since 1976 · 1–10 empl.5.0(1)

The core activity of Mella + Menzi AG is the planning, development, manufacture and maintenance of industrial furnaces and firing systems, including the areas of spraying, casting, concreting, masonry, stamping and welding. The company offers specialized solutions for various types of furnaces, such as grass drying furnaces, sludge drying furnaces, reactors, waste incineration furnaces, melting furnaces, electric furnaces, zinc bath furnaces and furnaces for used oil and chemical waste products.

Technical Consulting & EngineeringComprehensive industrial combustion system constructionNew development in general industrial furnace constructionExpertise reports
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #7
Planport GmbH Logo

Planport GmbH

Since 2008 · 1–10 empl.

The core activity of Planport GmbH is the provision of services in the field of airport planning and consulting. This includes in particular: Sustainable airport planning (Masterplanning), Terminal, support and ancillary facilities planning, Land use planning, Operations and environmental planning, Airport facilities modeling, Safety audits (HSE), Project management, Operational planning (including terminal passenger and baggage flows), Environmental and sustainability consulting (including noise protection, waste management). The company supports its customers in the planning, development and implementation of airport projects, offering a comprehensive range of services to improve the efficiency and sustainability of airports.

Technical Consulting & EngineeringAirport planningOperations planningEnvironmental and sustainability consulting
No score yet
Jergovic - JD Metallbauplanung Logo

Jergovic - JD Metallbauplanung

Since 2011 · 1–10 empl.

The core activity of JD Metallbauplanung is planning and consulting in the field of metal and facade construction, including the creation of execution plans.

Technical Consulting & EngineeringMetal construction planning
No score yet
ggm engineering gmbh Logo

ggm engineering gmbh

Since 2021 · 1–10 empl.

ggm engineering gmbh is an HVAC engineering firm focused on building services, energy-efficient refurbishment and climate adaptation. The company advises on the planning, optimisation and renewal of heating, ventilation and air-conditioning systems, as well as technical demolition and complex renovation projects.

Technical Consulting & EngineeringHVAC and Building Services ConsultingStrategy for HVAC and Energy SystemsDemolition and Renovation Planning
No score yet
BA

Beratung Arbeitssicherheit und Gesundheit GmbH

Since 2020 · 1–10 empl.

Technical Consulting & Engineering
No score yet
CC

Consulting Construction & Costing, Inh. Koxhaxhiku

Since 2021 · 1–10 empl.

Technical Consulting & Engineering
No score yet

Technical Consulting & Engineering in Illnau

14Technical Consulting & EngineeringCommercial register (Zefix) · as of October 10, 2026
2016Median year of registrationCommercial register (Zefix) · as of October 10, 2026
2,833in the Canton of ZurichCommercial register (Zefix) · as of October 10, 2026
16,234in SwitzerlandCommercial register (Zefix) · as of October 10, 2026
Locations

Technical Consulting & Engineering in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of October 10, 2026