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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

Interplan Gebäudetechnik AG Logo

Interplan Gebäudetechnik AG 

Basel · Since 2024

Interplan Gebäudetechnik AG provides services in building services engineering, renovations, project and construction management, and building surveys and consultancy. The company plans, installs and maintains technical systems (heating, ventilation, cooling, sanitary and energy management) and coordinates project delivery from planning through execution.

Technical Consulting & EngineeringConstruction & Project Management
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Interrep Services E. Stampfli Logo

Interrep Services E. Stampfli 

Roggwil Be · Since 1990

The core activity of Interrep Services Erich Stampfli is consulting and supporting in the areas of: * Turbomachinery * Drive systems * Hydropower * Couplings and alignments * Lubrication and control oil systems * Damage analysis * Spare parts recommendations In particular, the focus is on consulting and supporting the maintenance, repair and maintenance of rotating machines and gearboxes, as well as the development and implementation of gearbox and drive systems.

Technical Consulting & Engineering
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Intertec Engineering AG Logo

Intertec Engineering AG 

Zug · Since 1987

Intertec Engineering AG provides consulting, supply, commissioning and maintenance for passenger and transport elevators, carries out project development, management and engineering including renewable energy projects, and supplies security systems.

Technical Consulting & Engineering
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intilaris GmbH Logo

intilaris GmbH 

Binningen · Since 2013

The core activity of intilaris LifeSciences GmbH is consulting and services for pharmaceutical companies in the areas of strategy, technology and operations, particularly in the field of clinical processes, clinical IT and clinical data. The company supports its customers in the development of medicines and treatments by combining business expertise and technology to improve productivity in pharmaceutical research and development.

Management ConsultingTechnical Consulting & Engineering
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Into Engineering GmbH Logo

Into Engineering GmbH 

Dürnten · Since 2019

The core activity of Into Engineering encompasses engineering services, particularly in the field of mechanical engineering, with a focus on: concept and prototype development, 3D printing and 3D CAD modeling, FE calculations and modeling, installation of fuel cells and components, and specific expertise in: solid oxide fuel cell engineering, ship propulsion systems, mechanical construction of power plants and ship engines, and manual mechanical installation and workshop work.

Technical Consulting & Engineering
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Intra Engineering GmbH Logo

Intra Engineering GmbH 

Goldach · Since 1996

The core activity of INTRA Engineering GmbH is planning and consulting in the field of electrical engineering, particularly in the areas of electrical planning, building automation, safety and telecommunications. The company offers services such as lighting concepts, electrical planning, building automation and security solutions for new buildings, conversions and renovations of buildings.

Technical Consulting & Engineering
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Intrakustik Bruppacher Logo

Intrakustik Bruppacher 

Niederwangen B. Bern · Since 2014

The core activity of Intrakustik is the planning, analysis and implementation of room and building acoustics projects, including the provision of acoustic services, measurements, analyses, simulations, room acoustics and the distribution of acoustic products.

Technical Consulting & Engineering
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Invaphyt GmbH Logo

Invaphyt GmbH 

Stettlen · Since 2023

The core activity of Invaphyt is the control and prevention of invasive neophytes in Switzerland. To this end, the company offers a comprehensive service package that includes consulting, training, scanning, cartography, removal and disposal of invasive neophytes. The goal is to protect the native flora and fauna and preserve biodiversity in Switzerland.

Technical Consulting & EngineeringHorticulture & Landscaping
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Inventa Solutions Sagl Logo

Inventa Solutions Sagl 

Brione (Verzasca) · Since 2012

Inventa Solutions Sagl designs, manufactures and supplies custom products and provides project design, calculation, consultancy and after-sales services in areas such as metalwork, enology equipment, IT and graphic/creative services.

Technical Consulting & Engineering
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ionair AG Logo

ionair AG 

Lucerne · Since 1993

The core activity of ionair ag is the development and provision of solutions for improving indoor air quality, particularly through ionization technology. The company offers products and services aimed at enhancing air quality in various environments such as casinos, airports, hotels, offices, hospitals, and other facilities. The solutions include the ionization of supply air, exhaust air, and room air, as well as the provision of devices for air purification and treatment.

Technical Consulting & EngineeringMechanical Engineering Industry
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ion rail AG Logo

ion rail AG 

Baar · Since 2022

The core activity of ion rail is the decarbonization and modernization of machines in rail infrastructure. To this end, the company develops and implements solutions for the conversion of machines to low-emission or emission-free technologies, such as hydrogen, biogas or electric drives. Through the modernization and revision of existing machines, the environmental impact is to be reduced and the economic efficiency of the machines improved.

Technical Consulting & Engineering
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IoT Accelerator GmbH Logo

IoT Accelerator GmbH 

St. Gallen · Since 2018

The company IoT Accelerator provides consulting and workshops in the field of digitalization, particularly in the context of IoT (Internet of Things) and artificial intelligence. The core activity of the company is to support businesses in developing and implementing digitalization strategies to improve their performance and transparency. This also includes organizing projects such as the "BeerIoTech" project and collaborating with partners like the Asia Connect Center.

Technical Consulting & EngineeringIT Consulting & Services
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IOTA, International Office of Technical Assistance S.A. Logo

IOTA, International Office of Technical Assistance S.A. 

Mies · Since 1982

IOTA, International Office of Technical Assistance S.A. provides Employer of Record services, international payroll, technical consulting and recruitment. The company supports cross-border workforce deployment by managing employment contracts, payroll, insurance, and local compliance for projects and expatriate staff.

Technical Consulting & Engineering
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IPCM GmbH Logo

IPCM GmbH 

Zug · Since 2016

Management ConsultingTechnical Consulting & Engineering
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IP Engineering GmbH Logo

IP Engineering GmbH 

Aesch Bl · Since 2017

The core activity of IP Engineering GmbH is the planning, consulting and implementation of projects in the field of tunnel ventilation, tunnel safety and aerodynamics, particularly for road tunnels, subway systems and other underground transportation facilities. This includes services such as expert opinions, feasibility studies, owner consulting, project management, planning, simulation, model tests, wind tunnel tests, risk analyses, safety assessments, tendering, specialized construction supervision, measurements, commissioning, fire tests, on-site acceptance and operational optimization.

Technical Consulting & Engineering
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IPFIM SA Logo

IPFIM SA 

Perly · Since 2015

The company IPFIM SA offers various services in the field of construction and real estate. The core activities include: Engineering services (Bureau d'Etudes) for the planning and implementation of construction projects, Energy certification of buildings (Certificat Energétique du Bâtiment), Construction management and project management (Direction de Travaux), Safety and environmental assessments (Expertise Sécuritaire et Polluants du bâtiment), and Consulting and support for building owners (Bureau d'Assistance à Maître d'Ouvrage). Overall, the company focuses on the areas of construction, real estate, and energy efficiency.

Technical Consulting & Engineering
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IPPI Hoffmann GmbH Logo

IPPI Hoffmann GmbH 

Ipsach · Since 1997

The core activity of IPPI Hoffmann GmbH is the consulting and optimization of business processes and machine management for companies. Specifically, this includes: Process Management: Identifying and strengthening weak process links through process mapping and SIX SIGMA methods; Machine Management: Optimizing machine efficiency (OEE), reducing setup times (SMED), and optimizing workplace design (with 5S); Top Production Management: Increasing the efficiency and productivity of companies by combining process and machine management; and Office Management: Optimizing office processes and workflows. The company thus offers comprehensive consulting and optimization services for companies to make their processes and machines more efficient and increase their productivity.

Management ConsultingTechnical Consulting & Engineering
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IPR Conversions (Schweiz) AG Logo

IPR Conversions (Schweiz) AG 

Zug · Since 2017

The core activity of IPR Conversions (Switzerland) Ltd is the execution of Pax-to-Cargo conversions (conversion of passenger aircraft to cargo aircraft) of ATR42 and ATR72 aircraft, particularly through the installation of Large Cargo Doors (LCD) and Bulk Freighter Cargo (BFC) systems.

Technical Consulting & EngineeringAircraft Manufacturing
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Iridis Solutions GmbH Logo

Iridis Solutions GmbH 

Zurich · Since 2017

Iridis Solutions develops and implements optical measurement technologies and sensing solutions for various industries and applications. The company's core activity includes the development and delivery of: fiber-optic measurement systems and sensors, specialty cables and sensors for various applications, IoT solutions and software for data management, analysis, and visualization, as well as consulting and project management for the implementation of sensing solutions. The company's solutions are used in various sectors, including: energy production and distribution, geotechnics and construction, mining, transportation and infrastructure, water management and environment, industry and telecommunications, and security and surveillance. Additionally, the company offers specialized solutions for monitoring infrastructure, such as pipelines, bridges, and tunnels, as well as for monitoring environmental parameters like temperature, humidity, and radiation.

Technical Consulting & Engineering
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irscat.ch GmbH Logo

irscat.ch GmbH 

Kriens · Since 2006

irscat.ch GmbH develops optical tomography systems and provides non‑destructive tomography measurement services. Its activities include OCT using ASP sensor arrays as well as radar, ultrasound and thermography methods for inspection of components, multilayer systems and defect localization.

Research & DevelopmentTechnical Consulting & EngineeringTesting & Inspection Centers
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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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