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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint744,089 companies indexed · Last updated: today
DirectoryCivil Engineering

Civil Engineering

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IndustryConstruction & ArchitectureIndustryCivil Engineering
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Matching companies

2'496 companies found

Perrin Frères SA Logo

Perrin Frères SA 

Rolle · Since 2007

Perrin Frères SA is a construction company covering all heavy‑construction trades and executing projects for private, public and institutional clients. Its services include civil engineering (road and railway works, structures and site development), asphalt surfacing, earthworks, building works (reinforced and architectural concrete), surface treatment and renovation/transformation.

Civil Engineering
View profile3(2)
Perrin Frères SA Logo

Perrin Frères SA 

Plan-Les-Ouates · Since 2007

Perrin Frères SA is a construction group that provides main-contract and specialist services across civil engineering, asphalt paving, earthworks, building works, surface treatments and renovation/transformation for private, public and institutional clients.

Civil Engineering
View profile3(2)
Pino Giobbi SA Logo

Pino Giobbi SA 

Rodi-Fiesso · Since 1997

Building ConstructionCivil EngineeringSite Preparation
View profile5(2)
PipeXpert GmbH Logo

PipeXpert GmbH 

Winterthur · Since 2023

The core activity of PipeXpert is the execution of works related to canal maintenance, particularly the removal of drainage blockages and other associated services.

Civil EngineeringSpecialized Construction Activities
View profile5(2)
Reprojet AG Logo

Reprojet AG 

Glattpark (Opfikon) · Since 1985

Reprojet AG provides hydrodynamic services including surface cleaning, cement-laitance removal, concrete removal, concrete repair, fair-faced concrete treatment and coating removal. Work is performed with high-pressure water jets at maximum pressures of up to 3000 bar.

Civil Engineering
View profile5(2)
Richi Egli Baggerbetrieb GmbH Logo

Richi Egli Baggerbetrieb GmbH 

Ernetschwil · Since 2005

Richi Egli Baggerbetrieb GmbH carries out excavation, civil engineering, road construction, site landscaping and demolition works. Services include utility trenching and use of tracked excavators, telehandlers and other construction machinery.

Civil EngineeringSite PreparationMasonry Work
View profile5(2)
Roth Bau AG Logo

Roth Bau AG 

Heimenschwand · Since 2003

Roth Bau AG is a construction company that carries out building and civil engineering work, including road construction, river and stream protection and specialized structures. Services include new builds, renovations, site and utility works, core drilling, chimney restorations, scaffolding work and rental, and landscaping.

Building ConstructionCivil Engineering
View profile5(2)
R. Probst AG Logo

R. Probst AG 

Emmenbrücke · Since 1999

The core activity of R. Probst AG is pipeline construction, particularly the planning, manufacture and installation of steel and chrome steel pipelines, including X-ray safe executions. In addition, the company also offers services in the fields of plant and apparatus construction, metal construction, locksmith work and workshop as well as assembly work.

Civil Engineering
View profile5(2)
RWT Bau AG Logo

RWT Bau AG 

Rothenthurm · Since 2020

The core activity of RWT Bau AG is the execution of road and civil engineering works, particularly in the areas of: * Excavation work (pipeline construction, excavation, demolition, environmental work, stone walls) * Construction of natural and forest roads (alpine road closures, forest roads, access roads, renovation and new construction) * Concrete road construction (tracks and full-surface concrete roads). The company offers individually adaptable solutions for various projects and places emphasis on quality and sustainable processing of raw materials.

Civil Engineering
View profile5(2)
SCHNELLI AG, Bauunternehmung Logo

SCHNELLI AG, Bauunternehmung 

Schaffhausen · Since 1988

The core activity of Schnelli AG is the provision of construction services and services in the field of construction, particularly in the areas of: masonry work, concrete renovation, building protection, resin coatings, injections, concrete separation, fire protection, building drying, asbestos remediation, and thermography. The company offers high-quality and sustainable solutions in all construction disciplines and has many years of experience in carrying out construction projects for private individuals, industry, and the public sector.

Building ConstructionBuilding MaintenanceCivil Engineering
View profile4.5(2)
SPLEIDIX GmbH Logo

SPLEIDIX GmbH 

Tagelswangen · Since 2018

The core activity of Spleidix GmbH is the provision of services in the expansion of telecommunications networks, particularly in the areas of FTTS (Fiber to the Street) and FTTH (Fiber to the Home). This includes, among other things: The construction and maintenance of communication networks and cabling; civil engineering cable laying and network construction services; measurement services such as maintenance, fault clearance, measurements, and splicing; installation and assembly of cable systems; commissioning and processing of sleeve and cable types; and maintenance and fault services. The company thus offers a comprehensive range of services in the area of telecommunications network expansion.

Civil EngineeringTelecommunications
View profile5(2)
Stalder Bau AG Hasle Logo

Stalder Bau AG Hasle 

Hasle Lu · Since 2001

The core activity of Stalder Bau AG includes general construction, screed work and customer service.

Civil Engineering
View profile5(2)
Stramark AG Logo

Stramark AG 

Wetzikon Zh · Since 1968

The core activity of Stramark AG is the execution of all types of ground markings, in particular road markings, for municipalities, cantons, companies and private individuals in the Zurich Oberland region and surrounding areas.

Civil Engineering
View profile5(2)
Strässle GmbH Logo

Strässle GmbH 

Schachen B. Herisau · Since 2012

The core activity of Strässle GmbH is road and civil engineering, including various specific services such as demolition work, excavation and filling work, paving work, environmental work, utility construction, freelance work, construction equipment rental and winter maintenance.

Civil EngineeringSite Preparation
View profile5(2)
Stutz AG Baggerunternehmung Logo

Stutz AG Baggerunternehmung 

Trüllikon · Since 1999

The core activity of Stutz AG is the construction services sector, particularly in the areas of: demolition, excavation work, pipeline construction, drainage, spring catchments, terrace construction, excavation work, stream construction, slope stabilization, environmental work, special services, and district heating. The company thus offers a wide range of services in the construction and infrastructure sectors.

Civil EngineeringSite Preparation
View profile5(2)
Swiss Kanaltechnik AG Logo

Swiss Kanaltechnik AG 

Reinach Bl · Since 2019

The core activity of Swiss Kanaltechnik AG is the provision of services in the field of sewer renovation, cleaning, television inspection, manhole renovation, tightness testing and location of sewers and pipes. The company offers comprehensive solutions for the maintenance, renovation and repair of sewer systems, both for private households and commercial businesses.

Civil Engineering
View profile3(2)
tannobau ag Logo

tannobau ag 

Sils/Segl Maria · Since 2008

The core activity of Tannobau AG is the execution of construction, civil engineering, renovation and refurbishment projects in the building industry, including planning, execution and completion of construction projects for various purposes such as residential buildings, houses, hotels, industry, commerce and public facilities.

Building ConstructionBuilding MaintenanceCivil Engineering
View profile4.5(2)
Valaulta Berni AG Logo

Valaulta Berni AG 

Rueun · Since 1974

The core activity of Valaulta Berni AG is construction, including high-rise and civil engineering, exposed concrete work and renovation work.

Building ConstructionBuilding MaintenanceCivil Engineering
View profile5(2)
Varium Bau AG Logo

Varium Bau AG 

Bern · Since 1966

The core activity of Varium Bau AG is the provision of construction services, including new construction, renovation, masonry, concrete work, insulation, civil engineering and other construction-related services.

Building ConstructionCivil EngineeringSite Preparation
View profile5(2)
von Gunten AG Bauunternehmung Logo

von Gunten AG Bauunternehmung 

Linden · Since 2014

The company is a construction company that specializes in various areas of construction, particularly in building construction, civil engineering, environmental works, renovation and customer service. It also provides real estate services.

Building ConstructionCivil Engineering
View profile5(2)
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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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