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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint744,173 companies indexed · Last updated: today
DirectoryTechnical Consulting & Engineering

Technical Consulting & Engineering

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10'496 companies found

Neu-Licht GmbH Logo

Neu-Licht GmbH 

Urtenen-Schönbühl · Since 2023

The core activity of Neu-Licht GmbH is the planning, consulting and supply of lighting solutions for interior and exterior lighting. This includes the development of individual lighting concepts, the selection and delivery of suitable luminaires, and consulting on the implementation of lighting projects in collaboration with electricians, electrical planners, builders and architects.

Technical Consulting & EngineeringElectrical Industry
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Neural Concept SA Logo

Neural Concept SA 

Lausanne · Since 2018

The core activity of Neural Concept is the development and provision of design and engineering software based on artificial intelligence (Deep Learning), enabling design engineers to perform real-time simulations and interactive design optimizations.

Technical Consulting & EngineeringSoftware Development
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Neutas GmbH Logo

Neutas GmbH 

Arch · Since 2022

The core activity of Neutas GmbH is energy consulting and planning, particularly in the field of heating systems, as well as the associated property management and accounting.

Technical Consulting & EngineeringSealing & InsulationReal Estate Project Development
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NeutroPlan GmbH Logo

NeutroPlan GmbH 

Sursee · Since 2019

The core activity of NeutroPlan GmbH is the planning and consulting of sustainable and energy-efficient systems for building technology, particularly in the areas of heating, ventilation, air conditioning, refrigeration, sanitary and electrical systems.

Technical Consulting & Engineering
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Next Draw Sàrl Logo

Next Draw Sàrl 

Prilly · Since 2010

The core activity of Next Draw Sàrl is the provision of services in the field of 3D modeling, visualization and printing. Specifically, this includes: 3D modeling: creation of 3D models for various applications, synthetic imaging: creation of realistic images and visualizations based on 3D models, 3D printing: printing of 3D models in various materials, including colors and plastics, 3D file processing: editing and processing of 3D files for various applications, and subcontracted drawing: provision of technical drawings and designs as a service to other companies.

Technical Consulting & Engineering
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nibuXs Sàrl Logo

nibuXs Sàrl 

Ecublens Vd · Since 2011

The core activity of Nibuxs is the planning, development and consulting in the field of road and airport infrastructure, particularly in the design, dimensioning and evaluation of road and airport pavements, as well as the implementation of research and development projects in the field of road and airport technology.

Technical Consulting & Engineering
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Nobag, Nobs Engineering AG Logo

Nobag, Nobs Engineering AG 

Uetendorf · Since 1986

Nobag, Nobs Engineering AG is a mechanical engineering company that designs and manufactures slitting lines (NOBS® slitters), coil‑processing equipment, cold‑forming presses and special machines. The company also provides tool engineering, process development, production, assembly, commissioning, training, service and spare parts.

Technical Consulting & Engineering
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Nobel Aerospace GmbH Logo

Nobel Aerospace GmbH 

Schönenbaumgarten · Since 2012

Nobel Aerospace GmbH provides aircraft sales and engineering services as well as nano‑surface technology and laboratory services. The company also offers 3D scanning and printing, sales and training for scientific instruments, UAV (multirotor) operations for agriculture, surveying and aerial imaging, and motorsport vehicle services including sales, modification and track support.

Technical Consulting & Engineering
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Norbert SA, Géologues-Conseils Logo

Norbert SA, Géologues-Conseils 

Lausanne · Since 1989

Norbert SA, Géologues-Conseils is an engineering geology and hydrogeology consultancy providing site investigations, expert reports and 2D/3D geological and hydrological modelling for dams, tunnels, civil structures, roads and rail projects. Services include groundwater studies, contaminated-site assessment and remediation planning, geothermal and hydrodynamic analyses, natural hazard and risk assessments, and construction monitoring and technical support.

Technical Consulting & Engineering
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Norbert SA Géologie Technique et Hydrogéologie Logo

Norbert SA Géologie Technique et Hydrogéologie 

Martigny · Since 1995

Norbert SA Géologie Technique et Hydrogéologie provides engineering geology and hydrogeology services, offering site investigations and consulting for dams, underground works, civil structures, roads and railways. Services include groundwater studies, contaminated-site assessment and remediation, geothermal investigations, 3D geological and hydrogeological modelling, and natural-hazard and risk analyses.

Technical Consulting & Engineering
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NRG Engineering GmbH Logo

NRG Engineering GmbH 

Brugg Ag · Since 2019

The core activity of NRG Engineering GmbH is the provision of engineering services in the field of energy supply, particularly in project management, quality assurance, welding technology and personnel leasing for the nuclear, chemical and pharmaceutical industries, as well as the development of solutions for renewable energies.

Technical Consulting & Engineering
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NSE AG Logo

NSE AG 

Wohlen Ag · Since 1999

The company is primarily engaged in the development, manufacture, and installation of medium and high-voltage systems, as well as providing services in the field of energy transmission and distribution. The core activities include: engineering and construction of medium and high-voltage systems, manufacturing of electronic and electromechanical devices for energy transmission and distribution, assembly and maintenance of switchgear and other systems, provision of services such as technical consulting, protection and diagnostics, retrofitting, and plant engineering, development and manufacture of products such as Kombisave+, Powersave, Digicom, and POWERMUT, which are used for automation, communication, and power management in energy transmission and distribution. The company is thus a provider of solutions for the safe and efficient transmission and distribution of energy.

Technical Consulting & EngineeringElectrical Industry
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Oeko Control GmbH Logo

Oeko Control GmbH 

Hinwil · Since 1996

The core activity of Oeko Control GmbH encompasses the planning, operation and management of building technical systems, particularly HVAC systems (heating, ventilation, air conditioning, cooling and sanitation). This also includes facility management, energy and CO2 concepts, as well as the implementation of independent analyses and feasibility studies to reduce CO2 emissions.

Technical Consulting & EngineeringFacility Management & Cleaning
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OGB Bauingenieure AG Logo

OGB Bauingenieure AG 

Meilen · Since 1979

The company is an engineering firm specializing in various areas of construction and infrastructure. The core activities include: planning and construction of seawater treatment plants and water supply systems, general civil engineering, including sewage treatment plants and transportation systems, high-rise and industrial construction, municipal engineering and expert opinions, as well as renovation and new construction of roads and buildings. The company thus offers comprehensive services in the field of construction and infrastructure planning.

Technical Consulting & Engineering
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Ohmlux électricité Sàrl Logo

Ohmlux électricité Sàrl 

Féchy · Since 2021

The core activity of Ohmlux Electricité Sàrl is the provision of services in the field of electrical installations, including: * Installation of electrical systems for residential, commercial and industrial areas * Troubleshooting (repair) and maintenance of electrical systems * Consulting and planning of electrical installations * Installation of networks, telephone systems, fire alarm systems and domotics systems * Lighting planning and installation * Repair and maintenance of luminaires and lighting systems The company thus offers a comprehensive range of services in the field of electrical engineering.

Technical Consulting & EngineeringElectrical Planning & Installation
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OKI Insulation GmbH Logo

OKI Insulation GmbH 

Kleingurmels · Since 2023

The core activity of OKI Insulation GmbH is the development and implementation of insulation solutions for industrial production facilities, particularly for turbines, machines, containers, boilers, pipelines and apparatus. The company offers individual and forward-looking solutions, high quality and excellent personal service, and supports customers with inspection and revision work.

Technical Consulting & Engineering
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OpenTrack Railway Technology GmbH Logo

OpenTrack Railway Technology GmbH 

Zurich · Since 2006

OpenTrack Railway Technology GmbH develops and distributes the OpenTrack railway simulation software for modelling, simulating and analysing rail networks and operations. The product includes tools for capacity analysis, timetable construction, running-time and headway calculations, supports interfaces such as railML, provides an API and can co-simulate with OpenPowerNet.

Technical Consulting & Engineering
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OpenTrack Railway Technology Dr. D. Hürlimann Logo

OpenTrack Railway Technology Dr. D. Hürlimann 

Wallisellen · Since 2004

OpenTrack Railway Technology Dr. D. Hürlimann develops and distributes the OpenTrack railway simulation software. The software models, simulates and analyzes rail systems (infrastructure, timetables and rolling stock), offers a headway calculator, multiple output formats and an API, and is used by rail operators, suppliers, consultancies and universities.

Technical Consulting & Engineering
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Otmar Spescha Ingenieurbüro AG Logo

Otmar Spescha Ingenieurbüro AG 

Schwyz · Since 2012

Otmar Spescha Ingenieurbüro AG is an engineering firm for energy‑efficient building that provides energy consultations, energy concepts and planning for Minergie and passive‑house standards. Services include thermal building‑envelope optimization, building services planning (heating, ventilation, sanitary systems) and energetic quality controls such as blower‑door tests and measurement campaigns.

Technical Consulting & Engineering
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OVECON Ovezea Consulting & Technology Logo

OVECON Ovezea Consulting & Technology 

Münchwilen Ag · Since 2017

The core activity of OVECON is consulting and sales of technologies and equipment in the field of environmental technology, particularly in the areas of wastewater treatment, renewable energy and robotics. The company acts as a local agent for world-renowned brands and provides consulting services to support companies in improving their performance and efficiency as well as in opening up new markets.

Technical Consulting & Engineering
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Frequently asked questions

Searching the directory

How the search works, what each filter means, and how the results come together.

What can I search for in the directory?
The search field matches company names, industries and places. Beyond that you can filter by Industry (18 categories based on the NOGA classification), Size (number of employees), Region (canton, language region or postal code) and Special (keywords and entry date). Filters combine freely; the active ones appear as chips below the filter bar and can be removed there individually.
How do keywords work?
Keywords search the description and stated purpose of each company — the text that goes beyond the company name. Multiple keywords are combined with OR: every additional keyword widens the set of matches rather than narrowing it.
What belongs in the postal code field?
A single postal code (e.g. 8000) or a range (e.g. 1000-1010). The field accepts postal codes only — for place names, use Canton or Language region.
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How is organisation size determined?
Size reflects the number of employees and is calculated from publicly available information by a model developed in-house. It is a best-possible estimate, not an official figure.
What does the Verified label mean?
Verified means the entry is tied to a UID (Swiss business identification number) and therefore links back to the official Swiss business register. The label speaks to the company's identity — it is not a rating of its performance.

Source: Federal Statistical Office, UID register

How do I sort the results?
Use the dropdown above the list: Relevance, Name (A–Z), Best rating, Most reviews or Longest established. You can also switch between list and map view and set how many results appear per page.
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