Civil Engineering

Gebrüder Bachmann AG, Baugeschäft, Uster 

Uster · Since 1980

The core activity of Gebr. Bachmann AG encompasses the provision of construction services in various areas, particularly: Building construction: construction of private and public buildings, such as single-family homes, residential buildings, school buildings, and industrial buildings; Renovation: carrying out renovation and customer-specific masonry work; Civil engineering: creation of utility lines in the energy, water, and communication sectors, sewage systems, drainage systems, development and construction of public spaces; Scaffolding: construction of safe scaffolding for various purposes; Façade construction: renovation and redesign of façades with various materials; Drilling/Sawing: carrying out drilling and sawing work on concrete, reinforced concrete, and masonry. The company thus offers a wide range of construction services, from planning to execution.

Montalta Kanalservice AG 

Rueun · Since 1991

Montalta Kanalservice AG provides sewer maintenance and related services, including sewer cleaning, CCTV inspection, sewer rehabilitation and leak testing. A 24-hour emergency service is available.

GLB Bau Gams Genossenschaft 

Gams · Since 1967

The core activity of GLB Bau Gams includes the execution of construction work in the fields of building construction, civil engineering and landscaping. Specifically, the company offers the following services: Building construction: construction work, customer masonry, crane work; Civil engineering: excavation and sewerage work; Landscaping: landscaping work, environmental work. The company positions itself as a competent partner for a wide range of construction work and offers its services in the regions between Sargans and Rüthi as well as in the upper Toggenburg.

G. + M. Korrodi AG 

Bäretswil · Since 2008

The core activity of G. + M. Korrodi AG is specialized civil engineering, particularly in the Zurich Oberland region. This includes services such as road construction, pipeline construction, landscaping, excavation work, GMK system, slope stabilization, excavation pit securing, contaminated site remediation, pile foundation, winter maintenance, demolition and recycling, water construction and renaturation, neutralization plant and settling basin, as well as transportation and crane work.

Green Build AG 

Chur · Since 2018

The core activity of Green Build AG is the professional remediation of pollutants in buildings, including the removal and disposal of pollutant-containing materials, as well as the implementation of fire protection measures.

Grund- und Tiefbau AG Solothurn 

Solothurn · Since 1971

The core activity of Grund- und Tiefbau AG Solothurn lies in the field of special foundation engineering, particularly in sheet piling work. The company offers solutions for large and small construction projects and has a modern machine park for pile driving work. The specific activities include: sheet piling work (vibrating, pressing, driving), soil mixing processes, foundation systems (driven piles), vertical drainage, and bracing and stiffening. The company positions itself as a sheet piling specialist and offers innovative solutions for complex construction projects.

Hagen Bau GmbH 

Schönenberg An Der Thur · Since 2002

The core activity of Hagen Bau GmbH includes masonry work, conversions, renovations, consulting, planning, execution and construction management in the areas of: excavation and sewerage work, foundations and floor slabs, extensions and conversions of garages to single-family homes, composite stone surfaces and paths, various customer work such as repairs and patchwork, insulation and plastering, core drilling in concrete walls and injections in damp cellar walls.

Hans Graf AG Bauunternehmung 

Maisprach · Since 1997

The core activity of Hans Graf AG is construction, offering a wide range of projects in the fields of building construction, landscape construction, civil engineering, renovation and demolition. The company provides services such as planning, execution and management of construction projects for private and public clients.

Hartbau Group GmbH 

Romanshorn · Since 2017

The core activity of the company 'Mind Solution' is the provision of psychotherapeutic services, particularly in the areas of: Treatment of concentration and attention disorders, Treatment of psychosomatic complaints and chronic pain, Treatment of tension headaches and migraines, Treatment of panic and anxiety disorders, Treatment of functional respiratory diseases, Psychovegetative stress and stress prophylaxis after stroke and heart attack. The company also offers diagnostics and therapy to identify and treat the causes of physical and mental illnesses.

Hess + Aeschlimann AG 

Unterägeri · Since 2009

Hess + Aeschlimann AG is a road and civil engineering firm offering services in road construction, exterior/site construction, paving, and sewer and utility pipeline works. Services listed include asphalt works and colored asphalt surfaces, interlocking and natural stone pavings, and courtyard construction and rehabilitation.

Hirschi Bau GmbH Diemtigen 

Oey · Since 2017

The core activity of Hirschi Bau GmbH is civil engineering, particularly the execution of work in difficult-to-reach locations, as well as excavator operations.

H.J. Bieri Leitungsbau GmbH 

Schangnau · Since 2006

The company's core activity is trenchless pipeline construction, in particular the laying of pipelines using special techniques such as ploughing, flushing drilling and pressing, as well as the associated services such as planning, consulting, locating and testing of pipelines.

HOLENSTEIN AG, Bauunternehmung 

Gossau Sg · Since 1973

The core activity of Holenstein AG is construction, particularly in the areas of: building construction, civil engineering, renovations and extensions, customer work, and skip container services. The company thus offers a wide range of construction services, from new buildings to renovations and refurbishments to specialized services such as skip container services.

Hoti Bau GmbH 

Dietikon · Since 2021

The core activity of Hoti Bau GmbH is the provision of services in the construction industry, particularly in the areas of civil engineering, cable laying, pipeline construction and excavation work. The company offers a wide range of services to meet the needs of its customers in these areas.

Impraisa da fabrica Thomas SA 

Ardez · Since 2013

The core activity of Thomas SA is the provision of master builder services in high-rise construction, renovation and civil engineering, including the specialized fields of terrazzo, microcement and Manitou. The company offers a wide range of services, including new constructions, renovations, restorations and special works such as the manufacture of natural stone walls and the rental of construction equipment.

Jauner Bau AG 

Neuenegg · Since 1985

The core activity of Jauner Bau AG is the implementation of construction projects, including conversions, renovations, refurbishments, new buildings of single and multi-family houses, civil engineering and agricultural buildings.

Kälin Landwirtschafts- und Baudienstleistungen GmbH 

Willerzell · Since 2018

The core activity of Kälin Agrar includes agricultural and construction services, including: agricultural work such as mowing, haymaking, grass seeding and reseeding, mulching and other tasks; excavator work, particularly stream construction and smaller excavator work; snow removal and winter services; civil engineering work, particularly opening trenches with a V-shovel; and carpentry work, particularly wood constructions. The company thus offers a wide range of services for agriculture, construction and winter maintenance.

Kanalservice Nordwest GmbH 

Oberwil Bl · Since 2020

The core activity of Kanalservice NordWest GmbH is the provision of services in the field of sewer cleaning, drain cleaning, sewer inspection, tightness testing, and sewer rehabilitation. Specifically, this includes: clogging and maintenance cleaning of sewage and rainwater pipes, thorough cleaning, new and renovation flushing, milling and drilling work, creating maintenance plans, shaft emptying, sludge collection, grease separators and gasoline and oil separators, pipeline detection, exact depth measurements and pipeline routing, tightness tests, house connection tests, holding system and section tests, 24-hour emergency service, 365 days a year. The company thus offers comprehensive solutions for the maintenance and repair of sewer and wastewater systems.

KIBAG Bauleistungen AG 

Baar · Since 2001

KIBAG Bauleistungen AG provides road and civil engineering services, carrying out works in traffic route construction as well as deep and demolition works. Its services also cover water and special civil engineering, contaminated site remediation, sewer services, drilling and geothermal probes, suction excavator operations, sealing and joint technology, and airfield construction.

Köppel-Vogel Grundbau AG 

Widnau · Since 2010