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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

Planausmass Guerrero GmbH Logo

Planausmass Guerrero GmbH 

Dornach · Since 2022

Planausmass Guerrero GmbH provides construction services for builders, architects and engineers, focusing on measurement (Ausmass), quantity verification and preparation of bills of quantities. Tender documentation is prepared according to current standards, including NPK quantities and data compatible with SIA451.

Technical Consulting & Engineering
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PLANAX AG Logo

PLANAX AG 

Eyholz · Since 1983

The core activity of Planax AG encompasses engineering, surveying and planning services in the following areas: Building and Environment (e.g. settlement water management, hydraulic engineering, power plant facilities, energy facilities, environmental construction supervision); Geomatics (e.g. official surveying, railway surveying, engineering surveying, photogrammetry, 3D laser scanning, inclinometer measurements, pipeline cadastre, geoinformation); and Spatial Planning (e.g. regional planning, municipal land-use planning, land consolidation, traffic planning, noise assessments, noise protection concepts, ÖREB cadastre). The company offers these services as a service provider and supports customers in the planning, implementation and accompaniment of projects in these areas.

Technical Consulting & Engineering
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PlanB Experts GmbH Logo

PlanB Experts GmbH 

Zurich · Since 2011

PlanB Experts GmbH provides consulting and services for energy and infrastructure projects, particularly in the field of renewable energies. The core activities include: project development and implementation, financing and evaluation of projects, optimization and analysis of existing projects, planning, construction and commissioning of projects, service and operation of projects, and strategic consulting for municipal utilities and energy suppliers. The company supports customers in the development and implementation of projects, from the idea to operational management, and offers a comprehensive range of services to achieve this.

Technical Consulting & Engineering
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PlanFabrik GmbH Logo

PlanFabrik GmbH 

Oensingen · Since 2013

The core activity of Planfabrik GmbH is the planning and calculation of heating and cooling systems, particularly floor heating and TABS (Thermally Active Building System Components), as well as the creation of heating and cooling load calculations for the building services sector.

Technical Consulting & Engineering
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planfeld GmbH Logo

planfeld GmbH 

Nänikon · Since 2022

planfeld GmbH is an independent building services planning firm. It designs sanitary, heating, ventilation and air-conditioning systems for residential and commercial buildings and provides services from concept and detailed design to project support, documentation and coordination.

Technical Consulting & Engineering
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Planidea SA Logo

Planidea SA 

Rivera · Since 1990

The core activity of Planidea is Territorial Planning, which encompasses urban and regional development. This includes the design and development of cities, municipalities, and regions, taking into account aspects such as environment, mobility, economy, sociality, and landscape. The company offers services in the following areas: Territorial Planning, Environmental Planning and Management, and Public Space and Urban Design. Planidea has a multidisciplinary team of engineers, architects, geographers, environmental specialists, graphic designers, and geomatic designers to tackle the complexity of territorial planning and urban development.

Technical Consulting & Engineering
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Planisaziun Sonder SA Logo

Planisaziun Sonder SA 

Salouf · Since 2015

The core activity of Planisaziun Sonder SA encompasses planning, surveying, calculation and consulting in the field of civil engineering, particularly in the areas of road construction, utility line construction and water supply systems.

Technical Consulting & EngineeringCivil Engineering Firms
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Planlabs AG Logo

Planlabs AG 

Aarau · Since 2024

Planlabs AG provides an AI-driven platform for automated building services engineering that generates collision-free 3D BIM models and bills of materials, enabling variant comparisons and code-compliant system designs.

Technical Consulting & EngineeringSoftware Development
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Planofuturo Institut für Permakultur Design GmbH Logo

Planofuturo Institut für Permakultur Design GmbH 

Bottmingen · Since 2012

Planofuturo Institut für Permakultur Design GmbH is an interdisciplinary working group providing permaculture design, project planning and permaculture education. The institute offers training paths such as the Permakultur Lernfeld, modular and tailored PDC courses, tutoring and workshops, and supports projects with planning and advisory services.

Technical Consulting & EngineeringContinuing Education Institutes
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Planport GmbH Logo

Planport GmbH 

Illnau · Since 2008

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 & Engineering
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Planreal GmbH Logo

Planreal GmbH 

Illnau · Since 2001

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 & EngineeringSoftware Development
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Plansicher AG Logo

Plansicher AG 

Ettiswil · Since 1998

The core activity of Plansicher AG is the creation of comprehensive solutions for fire protection and occupational safety, including the development of customized concepts to meet legal standards and customer requirements. This also includes services such as conducting initial and annual inspections of playground equipment, creating emergency plans and providing consulting services on fire protection and occupational safety.

Technical Consulting & Engineering
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Planungsbüro Frei Logo

Planungsbüro Frei 

Hinwil · Since 2023

The core activity of "Planungsbüro Frei" is the planning of heating systems with a focus on energy efficiency, sustainability and digitalization. The company offers services in the planning and development of heating solutions tailored to the needs of customers, aiming to be cost-effective and environmentally friendly in the long term.

Technical Consulting & Engineering
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Planungsbüro Wegmüller AG Logo

Planungsbüro Wegmüller AG 

Klosters · Since 2021

The core activity of Planungsbüro Wegmüller AG is the planning and realization of projects in the fields of landscape architecture, architecture and environmental engineering, particularly in the context of sports and leisure facilities, public spaces and buildings.

Technical Consulting & EngineeringHorticulture & Landscaping
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PlaSeCo Kurt De Pauw Logo

PlaSeCo Kurt De Pauw 

Villars-Sur-Glâne · Since 2009

The core activity of Plaseco is to advise and support companies in complying with safety and health regulations in the workplace, particularly in the field of machine and plant safety. This includes: risk analysis and conformity assessment of machines and plants; certification of machines and plants according to EU directives (CE marking); safety functions according to EN ISO 13849-1; conformity assessment of machines in the USA and Canada; ATEX certification and consulting (explosion risks); training and consulting on safety topics such as LOTO (Lockout/Tagout), laboratory risks, and machine use. Plaseco supports companies in various industries, including pharmaceuticals, chemicals, food, watchmaking, micromechanics, and transportation.

Technical Consulting & Engineering
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P.L.A. STEEL SERVICES SAGL Logo

P.L.A. STEEL SERVICES SAGL 

Pontresina · Since 2023

P.L.A. STEEL SERVICES SAGL sells new and used plants and equipment for metal wire processing, including hot rolling mills, dry and wet multi-pass wire drawing lines, welding lines for electro-welded mesh, truss welding lines, and various coilers and winders. The company supplies equipment as-is or refurbished and provides turnkey project delivery, customization and consulting services.

Technical Consulting & Engineering
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PLNR AG Logo

PLNR AG 

Bern · Since 2018

Technical Consulting & EngineeringCivil Engineering Firms
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pluritec planteam gmbh Logo

pluritec planteam gmbh 

Wetzikon Zh · Since 2023

pluritec planteam gmbh is an independent engineering office providing building services planning and technical coordination for heating, sanitary and ventilation systems. Services include cost estimates, concept studies, tendering, execution planning, site and project management, and sewer/drainage planning.

Technical Consulting & EngineeringConstruction & Project Management
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Plus Plan AG Logo

Plus Plan AG 

Suhr · Since 2024

The company provides planning and consulting services in the field of building technology, particularly in the areas of plumbing, sanitation, heating/cooling and ventilation. It takes over the entire planning, coordination and construction management of projects and offers environmentally friendly and practice-oriented solutions.

Technical Consulting & Engineering
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Plus Plan Engineering GmbH Logo

Plus Plan Engineering GmbH 

Reinach Ag · Since 2018

Plus Plan Engineering GmbH is an engineering firm for building services that provides planning and consultancy for sewerage/drainage, sanitary systems, heating/cooling and ventilation. Services include feasibility and execution planning, tendering, coordination and site supervision.

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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