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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint744,378 companies indexed · Last updated: today
DirectoryCivil Engineering

Civil Engineering

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IndustryConstruction & ArchitectureIndustryCivil Engineering
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2'488 companies found

Cotti Agrar Forst Logo

Cotti Agrar Forst 

Mulegns · Since 2009

The core activity of Cotti company encompasses three main areas: 1. **Construction and maintenance of goods and forest roads**: The company specializes in the construction and maintenance of roads and paths, particularly in mountainous and inaccessible areas. 2. **Agricultural and forestry services**: Cotti offers services for agriculture and forestry, including transportation and other works. 3. **Maintenance of natural roads**: The company is also specialized in the maintenance of natural roads, which includes the maintenance and care of roads in natural areas. Overall, the company's focus is on the infrastructure and services sector, particularly in the areas of construction, agriculture, and forestry.

Civil Engineering
View profile4.7(3)
Ernst Beeler GmbH Logo

Ernst Beeler GmbH 

Zwillikon · Since 2020

The core activity of Ernst Beeler GmbH encompasses three main areas: 1. **Fencing and Locksmithing**: The company constructs stable fences, gates, and small animal enclosures, as well as specialized locksmithing work. 2. **Civil Engineering**: The company undertakes excavation work, shaft construction, pipeline construction, site preparation, and parking and forecourt work. 3. **Landscaping**: The company offers landscaping services, including the creation of stone gardens, slope stabilization, staircase construction, playground construction, and terrace renovations. These three areas form the core activities of Ernst Beeler GmbH.

Civil EngineeringHorticulture & LandscapingMetal Construction
View profile5(3)
F. Noll & Fils SA Logo

F. Noll & Fils SA 

Villars-Ste-Croix · Since 2002

The core activity of F. Noll & Fils SA encompasses the following areas: Masonry (e.g. construction of slabs, walls, stairs or renderings; installation of shelves; prefabricated frame enclosures), Civil Engineering (e.g. excavation, compliance of separation systems), Reinforced Concrete, Exterior Fittings (e.g. exterior stairs, swimming pools, coping stones, terraces), Facades, and Transformations and Renovations of Buildings (e.g. conversion, renovation and modernization of residential houses, villas, small rental properties and industrial buildings). The company thus offers a wide range of services in the construction sector, from planning to the execution of construction projects.

Building MaintenanceCivil EngineeringSite Preparation
View profile4.7(3)
Frei Infra AG Logo

Frei Infra AG 

Untersiggenthal · Since 2014

The core activity of Frei Infra AG is the provision of services in the field of pipeline construction, maintenance and operation, as well as well drilling services. This includes in particular the planning, construction and maintenance of pipeline networks, as well as the execution of emergency and repair work in the event of pipe breaks or other disruptions.

Civil EngineeringSpecialized Construction Activities
View profile5(3)
Fuster Tiefbau AG Logo

Fuster Tiefbau AG 

Thal · Since 1994

The core activity of Fuster Tiefbau AG is trenchless pipe laying, including controlled earth boring, pipe jacking, steel pipe driving, rock drilling and microtunneling.

Civil Engineering
View profile5(3)
Fux Bau AG Glis Logo

Fux Bau AG Glis 

Glis · Since 1972

The core activity of Fux Bau AG is the construction and execution of construction projects, including new buildings, conversions and renovations, particularly in the area of single-family homes, multi-family homes, foundation and environmental work, as well as prefabricated construction.

Building ConstructionBuilding MaintenanceCivil Engineering
View profile5(3)
Gaston Moret SA Logo

Gaston Moret SA 

Martigny · Since 1985

The core activity of Gaston Moret SA encompasses the areas of masonry, construction and engineering. Specifically, the company offers the following services: masonry, construction of single-family homes, construction of multi-family homes, engineering (particularly civil engineering), building renovation, and outdoor facilities (e.g. terraces, gardens). The company positions itself as a reliable partner for construction projects and offers a wide range of services to meet the needs of its customers.

Building ConstructionCivil EngineeringSite Preparation
View profile5(3)
GEBR. BRUN AG Logo

GEBR. BRUN AG 

Emmen · Since 1930

GEBR. BRUN AG is a construction company providing services in building construction, civil engineering and specialist deep‑foundation work. Activities include repairs, renovations and conversions in building construction, concrete construction in civil engineering, and drilling and driven‑pile solutions in specialist foundation work; the company also operates an in‑house metal workshop, a workshop yard and a vehicle/machine fleet.

Civil Engineering
View profile2.7(3)
Gebr. Faes AG Logo

Gebr. Faes AG 

Oberkulm · Since 1964

The core activity of Gebr. Faes AG is construction and general contracting, particularly in the fields of building construction, civil engineering, road construction, customer masonry and diamond drilling. The company provides comprehensive services in the field of architecture and construction, from planning to execution of construction projects.

Building ConstructionBuilding MaintenanceCivil Engineering
View profile4(3)
Gebr. Hermann AG Logo

Gebr. Hermann AG 

Flums · Since 1993

Gebr. Hermann AG is a construction company offering road construction, civil engineering (earthworks), building construction, landscaping/site works and demolition services. The company maintains its own machinery and vehicle fleet to perform transport, excavation and paving works.

Building ConstructionBuilding MaintenanceCivil Engineering
View profile5(3)
Gebrüder Frank AG Logo

Gebrüder Frank AG 

Heimisbach · Since 1993

Gebrüder Frank AG is a construction company offering building and civil engineering services. Its activities include renovations, new builds and agricultural buildings, site and earthworks (including water engineering and spring catchments), biological sewage systems, road surfacing and specialist work with a walking excavator.

Building ConstructionBuilding MaintenanceCivil Engineering
View profile5(3)
Gebrüder Schmid AG Logo

Gebrüder Schmid AG 

Schübelbach · Since 1982

The core activity of Gebr. Schmid AG is construction, particularly in the areas of building construction, civil engineering, and renovation. Specifically, this includes: Building construction: residential and commercial construction, single-family and multi-family homes, extensions, production buildings, garages, workshops, and farm buildings. Civil engineering: medium-sized sewerage works, water supply construction, environmental works, forecourts, excavation works, earth probing, exploratory drilling, excavations, and transformer stations. Renovation: renovations, customer work, kitchens, bathrooms, residential houses, additions, garden walls, repair work, facade renovations, concrete renovations, and demolition and dismantling work. The company thus offers a wide range of construction and renovation services.

Building ConstructionBuilding MaintenanceCivil Engineering
View profile5(3)
Genossenschaft für ländliches Bauen (GLB) Neckertal - Toggenburg Logo

Genossenschaft für ländliches Bauen (GLB) Neckertal - Toggenburg 

Mogelsberg · Since 1966

The core activity of GLB Neckertal-Toggenburg is the provision of services in the construction sector, particularly in the areas of: consulting and planning, agricultural buildings, single-family homes, environmental works, forecourt and driveway construction, customer-specific works, and rental and sale of building materials and machinery. Additionally, the company offers customers the opportunity to contribute their personal effort (self-performance) to a project, thereby reducing costs.

Building ConstructionBuilding MaintenanceCivil Engineering
View profile4(3)
Gildehaus Bau GmbH Logo

Gildehaus Bau GmbH 

Felben-Wellhausen · Since 2022

The core activity of Gildehaus Bau GmbH is the provision of construction services, particularly in the areas of renovation, extension and environmental work, as well as the realization of construction projects with high technical expertise and long-standing experience in the construction industry.

Building ConstructionBuilding MaintenanceCivil Engineering
View profile5(3)
Graf Bau AG Logo

Graf Bau AG 

Uetikon Am See · Since 2002

The core activity of GRAF BAU AG is the provision of construction services, particularly in the areas of: renovations, conversions, new building construction and civil engineering. The company offers these services in the Zurich Lake and Zurich Oberland regions, focusing on the construction of buildings, from small to large-scale projects.

Building ConstructionBuilding MaintenanceCivil Engineering
View profile5(3)
Grünenfelder Tiefbau AG Logo

Grünenfelder Tiefbau AG 

Vilters · Since 2001

The core activity of Grünenfelder Tiefbau AG includes civil engineering, transport, excavation and demolition.

Civil Engineering
View profile5(3)
GTS Bau GmbH Logo

GTS Bau GmbH 

Frutigen · Since 2021

The core activity of GTS Bau GmbH includes the planning and execution of construction projects, particularly in the areas of civil engineering and road construction, as well as the renovation of gas stations and the construction of e-charging stations. Additionally, the company offers sealing services.

Civil Engineering
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H. Bühlmann Bauunternehmung GmbH Logo

H. Bühlmann Bauunternehmung GmbH 

Buttisholz · Since 2001

H. Bühlmann Bauunternehmung GmbH is a construction company providing building construction (Hochbau), civil engineering (Tiefbau), demolition (Rückbau) and customer-specific construction work. The company carries out a range of construction tasks and operates its own machinery for these activities.

Building ConstructionCivil EngineeringSite Preparation
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Hofer Tiefbau AG Logo

Hofer Tiefbau AG 

Oberembrach · Since 2014

The core activity of Hofer Tiefbau AG includes civil engineering works, in particular: * Well constructions and renovations * Drainage works * Slope stabilizations * Basement drainage * Pipeline construction (sewer, water, district heating) * Stream constructions * Granite stone walls * Paving works * Trenchless pipeline construction * Controlled pressing In addition, the company also offers special services such as: * 24-hour emergency service for water pipe breaks and other emergencies * Environmental works (e.g. riding arenas, dressage squares, pond construction)

Civil Engineering
View profile4(3)
Idillio Cavazzoni SA Logo

Idillio Cavazzoni SA 

Giubiasco · Since 1983

The core activity of Idillio Cavazzoni SA consists of carrying out various types of construction and related works, including: construction of residential buildings, villas, palaces and industrial buildings; renovations and restorations of buildings; and civil engineering works, including excavations, canalizations and other underground works. The company thus offers a wide range of services in the construction sector, from planning to the execution of construction projects.

Building ConstructionBuilding MaintenanceCivil Engineering
View profile4.3(3)
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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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