Civil Engineering in
Winterthur

25 companies in Civil Engineering based in Winterthur — name and year of registration from the commercial register. The list below shows them all.

Companies

All 25 companies in Winterthur

Brossi AG Logo

Brossi AG

Since 2005 · 21–50 empl.4.7(16)

Brossi AG is a road and civil engineering company providing road construction, sewer and utility-line installation, and external works such as paving and yard construction.

Civil EngineeringRoad constructionSewer systems and utility linesGroundworks, paving and house yards
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #1
Scrapedozer AG Logo

Scrapedozer AG

Since 2018 · 1–10 empl.4.9(8)

Scrapedozer AG develops and supplies systems for dust control, wheel washing and rough cleaning of vehicles and construction equipment. The company offers standard and tailor-made solutions for construction sites, rail vehicles and military applications.

Civil EngineeringWheel WashDemuckingDust Control
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #2
Viacid AG Logo

Viacid AG

Since 1967 · 1–10 empl.5.0(6)

The company's core activity includes the sale of bituminous construction materials and the implementation of road maintenance measures, including: crack sealing and joint sealing, rehabilitation of edge joints, surface treatment and impregnation, and the sale of bituminous products such as bitumen paint, adhesive, liquid asphalt and bitumen emulsions. The company also offers consulting and planning services for road maintenance measures and has its own production of bituminous construction materials.

Civil EngineeringRoad maintenanceConstruction materialsVIAREP Academy
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #3
KIBAG Bauleistungen AG Logo

KIBAG Bauleistungen AG

Since 2001 · 51–100 empl.5.0(4)

KIBAG Bauleistungen AG provides road construction, civil engineering and demolition services, covering works in traffic infrastructure, underground construction and building deconstruction.

Civil EngineeringRoad constructionCivil engineering worksDemolition and dismantling
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #4
HEBAG AG, Unternehmen für Hebe- und Verschiebetechnik Logo

HEBAG AG, Unternehmen für Hebe- und Verschiebetechnik

Since 2001 · 11–20 empl.5.0(5)

The core activity of HEBAG AG is the development, manufacture and delivery of products and services for bridge construction as well as special and deep foundation engineering, particularly in the areas of bridge bearings, road crossings, special constructions, lifting and shifting technology.

Building ConstructionLifting & displacement technologyBridge bearingsRoadway transitions
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #5
Hüppi Management AG Logo

Hüppi Management AG

Since 1963 · 101–500 empl.

Hüppi Management AG provides complete services for the renovation and new construction of infrastructure in civil and road engineering. Services include general contracting for civil works, sewer and utility construction, road surfacing and paving, and material production and recycling.

Civil EngineeringCivil engineeringRoad constructionGU civil engineering
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #6
ING PLUS.ch AG Logo

ING PLUS.ch AG

Since 2000 · 21–50 empl.

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

Civil EngineeringSurveyingBuilding surveyingDilapidation survey
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #7
Hüppi AG Zweigniederlassung Winterthur Logo

Hüppi AG Zweigniederlassung Winterthur

Since 2010 · 101–500 empl.

Hüppi AG Zweigniederlassung Winterthur is a construction branch offering comprehensive services in civil engineering and road construction. Services include general civil engineering contracting for site development and external works, sewer and utility installation, road pavement and surfacing works, and materials production and recycling.

Civil EngineeringCivil engineeringRoad constructionGeneral contractor (civil engineering)
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #8
Kanalservice Holding AG Logo

Kanalservice Holding AG

Since 2017 · 101–500 empl.

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.

Civil EngineeringDrain and pipe cleaningSewer inspectionSewer rehabilitation
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #9
Cellere Bau AG Logo

Cellere Bau AG

Since 2020 · 51–100 empl.

Cellere Bau AG provides construction services including road and civil engineering, structural repair and strengthening of buildings, and general building-contractor services for renovations and refurbishments.

Civil EngineeringRoad and civil engineeringRehabilitationCivil engineering contractor
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #10
Baltensperger AG Hochbau Tiefbau Logo

Baltensperger AG Hochbau Tiefbau

Since 1966 · 51–100 empl.5.0(1)

Baltensperger AG Hochbau Tiefbau is a construction company providing building and civil engineering services as well as timber construction, executing projects from foundations to completed buildings. The company’s services include general contracting (TU/GU), renovations and conversions, hybrid construction, construction services and prefabricated timber system elements.

Civil EngineeringAbove- and below-ground constructionBuilding serviceNew construction
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #11
PipeXpert GmbH Logo

PipeXpert GmbH

Since 2023 · 1–10 empl.5.0(3)

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 EngineeringSewer cleaning
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #12
Frei Bauunternehmung AG Logo

Frei Bauunternehmung AG

Since 2023 · 11–20 empl.3.3(6)

The core activity of FREI Bauunternehmung AG is civil engineering, renovation and trenchless pipe laying using state-of-the-art technology, in particular through press boring, bursting lining, earth rockets and directional drilling/jet flushing. The company offers environmentally friendly methods for laying supply and disposal lines and is mainly active in the Greater Zurich Area.

Building MaintenanceCivil engineeringRenovation workTrenchless pipe construction (FREI BOHRTEC)
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #13
Alder-Zani AG Logo

Alder-Zani AG

Since 2024 · 21–50 empl.3.9(7)

Alder-Zani AG constructs and maintains roads, public squares and related infrastructure, including utility lines and drainage systems. Its services include road construction and paving, utility and drainage works, and maintenance, repair and rehabilitation.

Civil EngineeringRoad construction / surfacing worksUtility pipeline construction / drainageMaintenance / repair / rehabilitation
ranQ Trust Score 3.7 out of 5.0, rated Solid, Rank #14
Raum AG - Planung mit Wirkung Logo

Raum AG - Planung mit Wirkung

Since 2025 · 1–10 empl.

Raum AG - Planung mit Wirkung is a planning company focused on spatial planning, street space, and development areas. It supports municipalities and private clients from the initial idea through implementation and develops practical, site-appropriate solutions.

Technical Consulting & EngineeringSpatial planningStreet-space planningDevelopment planning
No score yet
LH

Langhard Hoch- und Tiefbau AG

Since 1978 · 1–10 empl.

Building Construction
No score yet
S+

Schneider + Steinemann AG

Since 1982 · 1–10 empl.

Civil Engineering
No score yet
BQ

Bujar Qehaja A-Z Bau

Since 1997 · 1–10 empl.

Building Construction
No score yet
HS

HASTAG St. Gallen Bau AG, Zweigniederlassung Winterthur

Since 2004 · 1–10 empl.

Civil Engineering
No score yet
DW

Daniel Wenger GmbH

Since 2014 · 1–10 empl.

Forestry
No score yet
WB

Walo Bertschinger AG

Since 2020 · 1–10 empl.

Civil Engineering
No score yet
EA

EcoStreet AG

Since 2022 · 1–10 empl.

Civil Engineering
No score yet
DJ

Dion Junior GmbH

Since 2023 · 1–10 empl.

Civil Engineering
No score yet
WT

Winti Tiefbau & Gartenbau GmbH

Since 2026 · 1–10 empl.

Civil Engineering
No score yet
WB

WST Bau GmbH

Since 2026 · 1–10 empl.

Civil Engineering
No score yet

Civil Engineering in Winterthur

25Civil EngineeringCommercial register (Zefix) · as of October 11, 2026
2014Median year of registrationCommercial register (Zefix) · as of October 11, 2026
376in the Canton of ZurichCommercial register (Zefix) · as of October 11, 2026
3,399in SwitzerlandCommercial register (Zefix) · as of October 11, 2026
Locations

Civil Engineering in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of October 11, 2026