Companies in
Civil Engineering

Infranext AG

Building Construction · Kriens · Since 2021

The core activity of Infranext AG is the realization of infrastructure projects, particularly in road, rail and tunnel construction. This includes engineering services in the planning, tendering and implementation of projects, such as construction management, superstructure management, external project management and consulting services.

Infra Services et Ingénierie SA

Civil Engineering · Marin-Epagnier · Since 2003

Infra Services et Ingénierie SA carries out construction and rehabilitation of underground structures, performs specialized civil-engineering works, conducts geotechnical surveys, and executes rope-access and other high-access operations for difficult-to-reach sites.

infraset gmbh

Civil Engineering · Bern · Since 2011

The core activity of Infraset GmbH is the planning and implementation of infrastructure construction projects in Switzerland.

infratest GmbH

Civil Engineering · Zurich · Since 2008

The core activity of Infratest is the networked inspection of buildings, particularly in the areas of bridge construction, civil engineering, structural engineering and underground parking garages. The company offers services in these areas and has an experienced team of civil engineers and other specialists.

ING PLUS.ch AG

Civil Engineering · Winterthur · Since 2000

The core activity of ING PLUS is the provision of services in the field of surveying, building surveying, evidence securing and civil engineering.

InnovaTief Bauplanung AG

Civil Engineering · Steinhausen · Since 2020

The core activity of InnovaTief Bauplanung AG is the planning and execution of civil engineering works, particularly in the field of road construction, using environmentally friendly and sustainable resources.

Inrag AG

Civil Engineering · Muttenz · Since 1983

The core activity of INRAG AG includes the planning, development and implementation of solutions for industrial process automation, particularly in the areas of: * MSR/Automation (measurement, control and regulation technology) * Engineering (planning of plants and plant components) * Industrial pumps (pumps for various media) * Galvanic pipe separation (solutions and applications for corrosion protection of pipelines) * H2/Gas analytics (analysis of gases, especially hydrogen) The company also offers services in the field of system integration, particularly for the areas of pipeline and apparatus construction, tank farm construction and accessories.

Ischbau AG

Building Construction · Aetigkofen · Since 2018

Isotech (Genève) SA

Building Construction · Grand-Lancy · Since 2000

The core activity of ISOTECH Genève SA is the provision of services in the field of etanchéité, i.e. the sealing and tightness of buildings and facilities. The company has been offering its services for 50 years and has already worked for renowned clients such as UBS, Rolex, UEFA and Geneva Airport.

Ivan Steiner, Bauunternehmung

Building Construction · Flumenthal · Since 1998

Ivan Steiner, Bauunternehmung provides construction services including building construction, civil engineering, renovations and conversions, landscaping and planning.

JAWIING GmbH

Civil Engineering · Schönenberg An Der Thur · Since 2019

The core activity of JAWIING GmbH is consulting and supporting projects in the field of operational and safety equipment, particularly in signaling. The company offers its technical expertise and experience to support customer projects on an occasional, permanent or topic-specific basis.

Jenny & Co. AG, Bauunternehmung

Building Construction · Ennenda · Since 1994

The core activity of Jenny & Co. AG is construction, particularly in the field of building construction, with a wide range of activities including: industrial buildings, residential buildings, conversions, renovations, customer-specific masonry work, and redevelopment projects. The company thus offers a variety of services in the construction sector, ranging from small customer-specific masonry work to larger redevelopment projects.

Jesus Dapena AG

Building Construction · Interlaken · Since 2011

The core activity of Jesus Dapena AG is construction with a focus on monument preservation, renovation, new construction, reconstruction and gardening. The company offers specialized services in the fields of civil engineering, structural engineering and natural stone masonry and has an experienced team of skilled workers, masons and polishers.

J. Merckx GmbH

Building Construction · Büsserach · Since 2003

The core activity of J. Merckx GmbH is construction, including high-rise and civil engineering.

Johann Bohrtech AG

Civil Engineering · Rotkreuz · Since 2007

Johann Bohrtech AG provides drilling services including geothermal boreholes for ground-source heat, thermal groundwater and drinking-water wells, exploratory (sondier) drilling, small filter wells and probe extensions with distributor installation.

Johann Müller AG, Kieswerk und Baggereiunternehmung

Civil Engineering · Schmerikon · Since 1954

The core activity of JMS Group encompasses the supply of building materials such as gravel, sand and concrete, as well as the provision of construction services including specialized civil engineering, water, shore and port construction, heavy transport and disposal. In addition, the company also offers recycling and waste management services.

Johann Müller AG, Kieswerk und Baggereiunternehmung

Civil Engineering · Baar · Since 2012

Johann Müller AG, Kieswerk und Baggereiunternehmung produces and supplies gravel and sand and processes primary and secondary raw materials into aggregates. The company operates its own processing plants where materials are crushed, washed, sieved and dried, and it offers recycling and transport solutions including transport by ship.

Josef Kälin Baggerbetrieb AG

Civil Engineering · Schönenberg Zh · Since 2019

Josef Kälin Baggerbetrieb AG provides civil engineering services including excavation and site works, utility-line (werkleitungs) construction, road works and building demolition, supported by an equipped machinery fleet and experienced operators.

Josef Meier Baggerbetrieb GmbH

Civil Engineering · Murg · Since 2010

The core activity of Josef Meier Baggerbetrieb GmbH is the provision of services in the field of civil engineering, particularly in the following areas: excavation, demolition, logging, environmental work, reservoir construction, stream clearance, blasting, slope stabilization, and special orders. The company thus offers a wide range of services in the construction and infrastructure sectors.

Jost Bau AG

Building Construction · Wynigen · Since 2024

The core activity of Jost Bau AG is the construction and execution of construction projects in various areas, including: residential construction, renovation and refurbishment, civil engineering, public buildings, industrial and commercial construction, and agricultural buildings. The company offers services such as planning, execution and acceptance of construction projects and positions itself as a reliable partner for builders.

JRG Tiefbau GmbH

Civil Engineering · Haldi B. Schattdorf · Since 2006

The core activity of JRG Tiefbau GmbH includes civil engineering works, environmental works and earthworks.

J. STEFFEN AG

Forestry · Mörschwil · Since 2022

The core activity of J. STEFFEN AG is the provision of services in the general construction industry, including: general civil engineering and road construction, trenchless pipe laying, landscaping, forestry services, PE welding, and rental of personnel and construction equipment/machinery to construction companies. Additionally, the company also offers planning and consulting services for civil engineering construction sites.

Jules Steiger AG

Civil Engineering · Triengen · Since 1999

Jules Steiger AG is a construction and real estate company providing building and civil works as well as construction management services. Its offerings include general contracting, site supervision and client representation, property sales and rentals, and operation of a machinery fleet.

Jungo Kanalunterhalt AG

Civil Engineering · Düdingen · Since 2023

The core activity of JUNGO Kanalunterhalt AG is the maintenance and upkeep of sewage systems, including: Sewer cleaning (hydrodynamic cleaning of drainage systems), Sewer TV (high-definition sewer inspection systems), Tightness testing (testing of sewers, manholes, containers, basins and shafts for tightness), and Suction work (disposal of flushing material at approved disposal sites). The company offers these services for public and private sewage systems and specializes in the maintenance and upkeep of sewage systems.

Kaiser Bauunternehmung GmbH

Building Construction · Lohn-Ammannsegg · Since 2022

Kaiser Bauunternehmung GmbH is a construction company that provides building and civil engineering services, including new builds, extensions and renovations, external landscaping, masonry and small repair work.

Kanalservice Holding AG

Civil Engineering · Winterthur · Since 2017

The company's core activity is the provision of services in the field of underground infrastructure, particularly in the areas of sewer and pipe cleaning, sewer inspection, sewer rehabilitation, suction works, as well as specialties such as surface cleaning and demarcation. The company offers these services as a full-service provider and focuses on the resource-efficient optimization of its customers' critical infrastructure.

Karl Gisi AG

Building Construction · Dottikon · Since 2015

The core activity of Karl Gisi AG is the execution of construction projects, in particular: * New construction of single-family and multi-family homes as well as public buildings * Renovation and refurbishment of existing buildings * Sanitation and modernization of older houses and apartments * Demolition of houses and commercial properties * Construction consulting and planning of construction projects * Execution of special construction services such as core drilling, milling and cutting of concrete and masonry * Grinding and refinement of subfloors * Construction of sight walls and sight concrete work The company thus offers a wide range of construction services and positions itself as a comprehensive service provider for construction projects of all kinds.

Karl Hirt AG, Bau- und Gipsergeschäft

Building Construction · Zetzwil · Since 1998

The core activity of Hirt AG primarily encompasses civil engineering and construction, including earthworks, base layers, plastering and transportation. Additionally, the company also offers real estate development projects.

karo-san systems ag

Civil Engineering · Baden · Since 2006

The core activity of karo-san GmbH is the trenchless renewal of sewer and pipeline systems, including special drilling, damage analysis by TV inspection and the development of innovative solutions such as the karo-san pipe System.

Kaspar von Bergen Bau AG

Building Construction · Hasliberg Goldern · Since 2004

The core activity of Kaspar von Bergen Bau AG is general construction, particularly master builder and excavator work, as well as renovation and environmental design. The company specializes in the construction of holiday homes, residential buildings, commercial and agricultural buildings in the Hasliberg region.

Keller-MTS AG, succursale de Vétroz

Civil Engineering · Vétroz · Since 2007

Keller-MTS AG, succursale de Vétroz is a branch providing geotechnical services, including ground improvement, injections, deep foundations and retaining works.

Kempf AG Bauunternehmung

Building Construction · Edlibach · Since 1993

Kempf AG Bauunternehmung is a construction company that provides building services and manages its own properties. The website describes a residential property with five apartments, an underground parking for 12 cars and a workshop, and also references a photovoltaic installation.

Kern Strassenbau AG

Civil Engineering · Bülach · Since 2005

Kern Strassenbau AG provides road construction and civil engineering services, including excavation, demolition, paving and transport, and operates its own gravel plant with recycling facilities.

KIBAG Bauleistungen AG

Civil Engineering · Zurich · Since 2001

KIBAG Bauleistungen AG provides a range of construction services in infrastructure and civil engineering, including road and substructure construction, excavation and demolition, and water and special foundation works. Its services also include contaminated-site remediation, sewer and drainage services, drilling and geothermal boreholes, sealing and guss asphalt, vehicle restraint systems, airfield construction, general/total contracting and site support.

KIBAG Bauleistungen AG

Civil Engineering · Bäch Sz · Since 2001

KIBAG Bauleistungen AG provides a wide range of construction and infrastructure services, including road and track substructure works, civil and specialist foundation engineering, contaminated-site remediation and sewer services. The company also offers drilling, ground-source heat probe works, suction-excavation (saugbagger), sealing and mastic asphalt, vehicle restraint systems, general/total contractor services and construction support.

KIBAG Bauleistungen AG

Civil Engineering · Weinfelden · Since 2001

KIBAG Bauleistungen AG provides road, civil and demolition construction services and related infrastructure work, including waterproofing and gussasphalt applications, sewer and drainage services, drilling and suction-excavator operations.

KIBAG Bauleistungen AG

Civil Engineering · Zurich · Since 2001

KIBAG Bauleistungen AG carries out road and civil engineering works, including traffic route construction, deep and demolition works, water and special deep engineering, and sewer services. Its services also include drilling, geothermal probes, vacuum-excavator operations, sealing and mastic asphalt, vehicle restraint systems, joint technology, airfield construction, and general-contractor packages (GU/TU) with construction support.

KIBAG Bauleistungen AG

Civil Engineering · Herisau · Since 2002

KIBAG Bauleistungen AG carries out road construction, civil engineering and demolition works. The branch provides contact details and local project services for these activities.

KIBAG Bauleistungen AG

Civil Engineering · Olten · Since 2004

KIBAG Bauleistungen AG provides road construction, civil-engineering and deconstruction services, performing roadworks, earthworks and structural dismantling as part of its construction offerings.

KIBAG Bauleistungen AG

Civil Engineering · Thusis · Since 2022

KIBAG Bauleistungen AG provides road construction, civil engineering and deconstruction services, performing street construction, general civil works and demolition.

KIBAU AG

Civil Engineering · Matzendorf · Since 2015

The core activity of Le Mont company encompasses services in the field of civil engineering, particularly pipeline construction, excavations, transportation, ditching services and waste disposal.

Kiefer Tiefbau GmbH

Building Maintenance · Reinach Bl · Since 2012

Kiefer Tiefbau GmbH is a civil engineering contractor performing demolition, excavation and site/landscaping works. Services include interior strip-out and hazardous-material remediation in cooperation with a Suva-accredited partner, systematic sorting and disposal of construction waste, GPS-guided excavation and earthworks, and measures for excavation support.

KIMI AG

Building Construction · Oberuzwil · Since 2001

The core activity of KIMI AG is general contracting, i.e. the planning and execution of construction projects.

Kindler Tiefbau AG

Civil Engineering · Villnachern · Since 1996

KIT Bauinspekt AG

Civil Engineering · Ebikon · Since 2003

The core activity of KIT Bauinspekt AG is the inspection, documentation and consulting of buildings and facilities, particularly in the area of sewerage, drainage, pipes and containers. The inspection includes the examination of newly laid, renovated and existing pipes, house connections, main pipes in buildings, drainage systems, bridge drainage, tunnel drainage, industrial drainage, storage canals, culvert pipes, pressure pipes, free-surface pipes, pump pipes and rehabilitation pipes.

Klarotec GmbH

Building Maintenance · Urnäsch · Since 2018

Klarotec GmbH provides asbestos remediation, contaminant analysis, and consulting, planning and training services for building remediation. Services include sampling and analysis in approved asbestos laboratories, preparation of remediation concepts, work and disposal plans, and occupational safety measures.

Klemenz Erdbau

Building Construction · Schindellegi · Since 2011

The core activity of Klemenz Erdbau is the provision of services in the fields of civil engineering, demolition, renovation, construction and environmental works.