Site Preparation in the
Canton of Thurgau

50 companies in Site Preparation based in the Canton of Thurgau — name and year of registration from the commercial register. The list below shows them all.

Companies

All 50 companies in the Canton of Thurgau

Schenk AG Heldswil Logo

Schenk AG Heldswil

Since 1989 · 21–50 empl.4.7(55)

The core activity of Schenk AG Heldswil encompasses a wide range of services in the construction and infrastructure sector, particularly: drilling, civil engineering, road construction, pipeline construction, mechanical engineering, location services, planning and surveying, and pipe bursting. The company thus provides comprehensive solutions for construction projects, from planning and surveying to the execution and maintenance of infrastructure projects.

Civil EngineeringHorizontal directional drillingPipeline construction & site utilitiesCivil engineering
ranQ Trust Score 4.6 out of 5.0, rated Excellent, Rank #1
Bürgi Tief- und Strassenbau GmbH Logo

Bürgi Tief- und Strassenbau GmbH

Since 2008 · 11–20 empl.4.9(22)

The core activity of Bürgi Tief- & Strassenbau GmbH encompasses civil engineering, road construction, and special foundation engineering. Specifically, the company offers the following services: Civil Engineering: excavation of building pits, foundation excavation, utility lines, sewage systems, demolition and dismantling; Road Construction: surfacing works, general road construction, parking lots, forecourts, paths, natural roads, and paving (natural stone, rows, wild stone, cobblestone); Special Foundation Engineering: anchoring work, diaphragm walls, shotcrete, drilling and micropile walls, pile foundations, in-situ concrete piles, and excavation pit securing. Thus, the company offers a wide range of services in the construction industry, from planning to the execution of construction projects.

Civil EngineeringCivil engineeringSpecial foundation engineeringRoad construction
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #2
Hermann Greminger Tiefbau AG Logo

Hermann Greminger Tiefbau AG

Since 1991 · 21–50 empl.4.6(16)

The core activity of Hermann Greminger Tiefbau AG encompasses civil engineering and road construction work, including excavation and trenching, road construction, maintenance and repair, as well as logistics services such as transportation and maintenance of construction machinery and materials. Additionally, the company offers specialized services like suction dredging, trenchless technology, soil improvement and maintenance of slopes and waterfront areas.

Civil EngineeringCivil engineeringRoad constructionSuction dredging works
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #3
ZILTENER WOHNBAU AG Logo

ZILTENER WOHNBAU AG

Since 2013 · 1–10 empl.4.9(9)

The core activity of Ziltener Wohnbau AG is the provision of services in the construction industry, particularly in the fields of building construction, civil engineering and renovation, as well as in the specific areas of expertise: construction of single-family homes (SFH), construction of multi-family homes (MFH), renovation, landscaping, construction of public buildings, and real estate. The company offers these services as a construction company and is active in the Eschlikon-Wallenwil region.

Building ConstructionAbove-ground constructionCivil engineeringRenovation work
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #4
Messmer AG Bauunternehmung Logo

Messmer AG Bauunternehmung

Since 2005 · 21–50 empl.4.8(6)

The core activity of Messmer AG is the provision of construction services of all kinds and requirements, including building construction, civil engineering, water protection systems, sewage systems, earthworks and other construction-related services.

Building ConstructionGeneral building constructionMinor civil engineering and site worksCore drilling
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #5
H. Bachmann AG Logo

H. Bachmann AG

Since 1949 · 11–20 empl.

H. Bachmann AG discontinued its operational construction activities at the end of 2025 and now focuses on property management and the development of real estate. Previously the company carried out building, civil engineering and renovation projects.

Building ConstructionBuilding constructionCivil engineeringConversions / Renovations and client work
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #6
Brunschwiler AG Sirnach Logo

Brunschwiler AG Sirnach

Since 1975 · 1–10 empl.

The core activity of Brunschwiler AG is the provision of specialized services in the field of civil engineering and construction, particularly in trenchless pipe laying, diamond core drilling, cutting work and other specialized drilling and milling work for commercial and private customers.

Site PreparationHDD auger boringPipe bursting/ReliningSteel pipe jacking
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #7
Bruno Bühler Logo

Bruno Bühler

Since 2003 · 1–10 empl.

The company's core activity is the execution of concrete and stone processing work, in particular: core drilling and concrete milling, removal of ceilings and walls, and processing of concrete, brick, natural stone and artificial stone. The company offers these services for new buildings and renovations, guaranteeing precise, punctual and clean work.

Building MaintenanceCore drillingConcrete milling
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #8
Der Schiess Beton-Bohr und Fräs AG Logo

Der Schiess Beton-Bohr und Fräs AG

Since 2008 · 1–10 empl.

Der Schiess Beton-Bohr und Fräs AG provides concrete drilling and sawing services, offering core drilling, floor sawing, wall sawing, wire sawing, joint cutting, concrete breaking and controlled demolition.

Site PreparationConcrete drilling and sawingDrain cleaning and repairsAdvisory services and protective measures
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #9
Borner AG Baudienstleistungen Logo

Borner AG Baudienstleistungen

Since 2014 · 1–10 empl.

The core activity of Borner AG Baudienstleistungen encompasses the provision of construction services, in particular: planning and implementation of construction projects, drilling and cutting of concrete, conception of escape route, rescue route and zone plans, installation and dismantling of shop fittings, and escape route signage. The company thus offers a wide range of services in the field of construction and construction planning.

Site PreparationPlanning and construction managementEscape route conceptsDrilling and cutting concrete
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #10
Erde Thurgau AG Logo

Erde Thurgau AG

Since 2017 · 11–20 empl.

The core activity of Erde Thurgau AG is to provide a collective solution for the disposal of clean earth (excavated soil) in the canton of Thurgau. The company offers landfills for excavated soil and aims to solve the challenges of disposing of clean earth in a meaningful and canton-wide manner.

Site PreparationExcavation material disposalOperation of the Unterisenegg landfillConstruction site registration for excavation
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #11
Straub GmbH Logo

Straub GmbH

Since 2006 · 1–10 empl.

Straub GmbH carries out civil engineering (excavation and related works), demolition/deconstruction and landfill-site operations.

Civil EngineeringCivil engineeringDemolition / dismantlingLandfill work
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #12
W. Strausak AG Logo

W. Strausak AG

Since 1978 · 1–10 empl.4.3(6)

The company W. Strausak AG is a construction company specializing in the planning and execution of high-rise and civil engineering projects. The core activities include: High-rise construction: new buildings, conversions, and renovations of single-family homes, multi-family homes, commercial and industrial buildings, as well as public buildings; Civil engineering: excavation work, utility lines, canal stations, forecourts, and environmental design; Specialized areas: exposed concrete, exposed masonry, swimming pool construction, and concrete pools; Services: consulting, customer service, and garden design. The company thus offers a wide range of services in the construction sector.

Building ConstructionBuilding constructionCivil engineeringExposed concrete and exposed masonry
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #13
Bannwart + Jud GmbH Logo

Bannwart + Jud GmbH

Since 2002 · 11–20 empl.5.0(3)

The core activity of Bannwart + Jud GmbH encompasses various services in the field of concrete and other material processing, specifically: concrete drilling, concrete milling, grinding, core drilling, concrete cutting, joint cutting, wire sawing, circular wire sawing, demolition, and floor covering removal. The company provides these services to fulfill customer requests in an innovative, cost-effective, and timely manner.

Site PreparationCore drillingConcrete cuttingJoint cutting
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #14
Bischoff Bauleistungen GmbH Logo

Bischoff Bauleistungen GmbH

Since 2018 · 11–20 empl.4.1(14)

Bischoff Bauleistungen GmbH is an independent construction services provider offering network construction and civil engineering services. Its services include excavation, utility and trenchless pipeline work, core drilling, house connections and paving, as well as fibre and cable network planning, splicing, optical measurements, cable-route construction and fault repair for energy and telecommunications projects.

Site PreparationCivil engineeringUtility network constructionLandscape gardening and garden maintenance
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #15
Füllemann & Ciancio GmbH Logo

Füllemann & Ciancio GmbH

Since 2020 · 1–10 empl.5.0(7)

The core activity of Füllemann & Ciancio GmbH includes: construction and civil engineering works, waste disposal and recycling, sale of small containers, waste collection and disposal, gardening and environmental services, excavator rental and equipment, transportation and fleet services, skip and container services, crane and deep excavation works. The company thus offers a wide range of services in the fields of construction, waste management and gardening.

Horticulture & LandscapingExcavation workDemolition workGarden and outdoor landscaping work
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #16
Ali Rückbau AG Logo

Ali Rückbau AG

Since 2023 · 1–10 empl.

Ali Rückbau AG provides demolition and structural dismantling services, household clearances with end-cleaning, and core drilling. The company manages disposal according to applicable regulations and carries out projects on schedule with environmental compliance.

Site PreparationDemolition and dismantlingHouse clearance & acceptanceCore drilling
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #17
Bruno Eberle Logo

Bruno Eberle

Since 2003 · 1–10 empl.4.3(6)

Bruno Eberle provides core drilling, concrete cutting and concrete removal services, carrying out separation and processing works on masonry and concrete.

Site PreparationCore DrillingConcrete CuttingConcrete Demolition
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #18
VERTIC pro AG Logo

VERTIC pro AG

Since 2017 · 1–10 empl.5.0(2)

VERTIC pro AG provides rope‑access and work‑at‑height services, performing inspections, cleaning, installation, demolition and other rope‑supported tasks. The company’s services include design and installation of fall‑protection systems, consulting and sizing of anchors, temporary lifelines, PSAGA training according to SUVA in its own training centre, and distribution of specialised height‑safety and rescue products.

Building ConstructionWorking at HeightPSAGA Training CoursesFall Protection
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #19
Hartmann Bau GmbH Logo

Hartmann Bau GmbH

Since 2007 · 1–10 empl.5.0(1)

The core activity of Hartmann Bau GmbH is the execution of new construction and renovation work, including demolition and masonry work, as a specialist partner for customers in the Oberneunforn region.

Building ConstructionNew constructionConversion worksRenovations and refurbishments
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #20
Bruno Eberle AG Logo

Bruno Eberle AG

Since 2019 · 1–10 empl.4.3(6)

Bruno Eberle AG provides core drilling, concrete cutting and concrete demolition services. The company works on the professional cutting and processing of masonry and offers advice and execution of the work.

Site PreparationCore DrillingConcrete CuttingConcrete Demolition
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #21
Gildehaus Bau GmbH Logo

Gildehaus Bau GmbH

Since 2022 · 1–10 empl.5.0(3)

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 ConstructionConcrete and masonry workRenovation and extension workExternal works
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #22
Rochat-Work GmbH Logo

Rochat-Work GmbH

Since 2023 · 1–10 empl.

Die Übersetzungen lauten wie folgt: **Unternehmen 1:** The company's core activity includes gutting and demolition work, logistics and transportation. **Unternehmen 2 (Rochat-Work GmbH):** The company's core activity includes various services such as assembly work, high-altitude work, wood processing and drywall construction.

Building ConstructionAssembly workWorking at heightWoodworking
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #23
FMB Bürglen AG Logo

FMB Bürglen AG

Since 1961 · 1–10 empl.4.0(1)

FMB Bürglen AG performs concrete drilling and milling, offering core drilling, dry drilling and guided sawing for cuts in reinforced and unreinforced concrete, natural stone and masonry. The company uses water-cooled diamond drilling equipment, rail-guided universal saws and floor milling machines, and can organize removal and proper disposal of extracted material.

Site PreparationConcrete drillingConcrete milling
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #24
Basler Bau Logo

Basler Bau

Since 2003 · 1–10 empl.5.0(1)

The core activity of Basler Bau is the execution of construction, renovation and refurbishment works.

Building MaintenanceConversions and renovationsMasonry workBuilding damage analysis
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #25
Ernst Schelling Baugeschäft Logo

Ernst Schelling Baugeschäft

Since 2000 · 1–10 empl.5.0(2)

The core activity of Ernst Schelling Bau + Gipsergeschäft is the execution of construction and plastering work, including masonry and plastering work, as well as the provision of additional services in the field of construction craftsmanship.

Building ConstructionSuperstructure construction workGeneral contracting and construction managementExternal works
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #26
Ebneter Tiefbau GmbH Logo

Ebneter Tiefbau GmbH

Since 2006 · 1–10 empl.5.0(1)

The core activity of Ebneter Tiefbau GmbH is the execution of general excavation and civil engineering works.

Civil EngineeringExcavation and civil engineering worksStone wallsConcrete recycling
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #27
Hagen Bau GmbH Logo

Hagen Bau GmbH

Since 2002 · 1–10 empl.4.0(1)

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.

Building ConstructionMasonry workConversions and extensionsRenovations
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #28
Germann Tiefbau GmbH Logo

Germann Tiefbau GmbH

Since 2005 · 1–10 empl.3.0(4)

The core activity of Germann Tiefbau GmbH is civil engineering and road construction, including specific services such as excavation, sewerage, environmental engineering, road construction, recycling, hydraulic engineering and retention.

Civil EngineeringCivil Engineering and Road ConstructionExcavationSewers and Utilities
ranQ Trust Score 3.7 out of 5.0, rated Solid, Rank #29
Engler Renovationen GmbH Logo

Engler Renovationen GmbH

Since 2022 · 1–10 empl.5.0(2)

The core activity of Engler Renovationen GmbH is the execution of renovation and conversion work on houses, including: tile laying work (glass mosaic, ceramic tiles, garden tiles, natural stone tiles), flooring work (parquet floors, vinyl floors, laminate floors), painting work (decorative work, color concepts, wallpaper), masonry work (demolition work, customer-specific masonry work, water damage restoration), complete renovations of bathrooms, facades and other rooms, and the conversion of single-family homes and other buildings. The company thus offers a comprehensive range of renovation and conversion services for the private and possibly also commercial sectors.

Building MaintenanceConversion and Renovation WorkTiling WorkFloor Laying Work
ranQ Trust Score 3.7 out of 5.0, rated Solid, Rank #30
Baugeschäft Urs Lenzlinger AG Logo

Baugeschäft Urs Lenzlinger AG

Since 2022 · 1–10 empl.5.0(1)

The core activity of Baugeschäft Urs Lenzlinger AG is the execution of construction projects, particularly renovations, conversions, and new buildings, as well as the provision of technical consulting and services in the field of construction. This specifically includes: conversions and renovations of old timber-framed houses and other buildings, customer-specific work such as bathroom conversions, kitchen conversions, office conversions, and renovations, new buildings and engineering planning, technical consulting and project engineering, and core drilling in various sizes. The company thus offers a wide range of construction-related services and has specialized in the revitalization of old structures and adaptation to today's quality standards.

Building ConstructionConversions / Timber-frame buildings / FacadesWork for customersNew builds
ranQ Trust Score 3.7 out of 5.0, rated Solid, Rank #31
Straub Strassenbau GmbH Logo

Straub Strassenbau GmbH

Since 2025 · 1–10 empl.

Straub Strassenbau GmbH is a company active in road construction, civil engineering and demolition work. Its services also include excavation, utility line construction and landfill-related work.

Civil EngineeringRoad constructionExcavationUtility line construction
ranQ Trust Score 3.6 out of 5.0, rated Solid, Rank #32
ALPHA Tief- und Betonbau AG Logo

ALPHA Tief- und Betonbau AG

Since 2023 · 1–10 empl.3.0(12)

ALPHA Tief- und Betonbau AG is a construction company specializing in civil engineering and concrete road construction, providing earthworks, excavation, demolition, foundations, stabilisation and dam works. Services also include utility and sewer installation, drainage and shaft construction, plus concrete pavements and surfaces for roads, logistics areas and airside pavements.

Civil EngineeringCivil engineeringConcrete construction
ranQ Trust Score 3.6 out of 5.0, rated Solid, Rank #33
Baumgartner Lohnunternehmen GmbH Logo

Baumgartner Lohnunternehmen GmbH

Since 2026 · 1–10 empl.

Baumgartner Lohnunternehmen GmbH provides agricultural contracting services and related work. Its services include round baling and wrapping, transport, front loader work, and small excavator jobs.

Agricultural ServicesRound Baling and WrappingTransport and Front Loader WorkExcavation Work
ranQ Trust Score 3.4 out of 5.0, rated Solid, Rank #34
Zbinden Bohrungen GmbH Logo

Zbinden Bohrungen GmbH

Since 2012 · 1–10 empl.

The core activity of Zbinden Bohrungen GmbH is the execution of core and concrete drilling in the construction industry.

Site PreparationCore drillingMaterial testingDrilling for ventilation and exhaust
No score yet
RedBau GmbH Logo

RedBau GmbH

Since 2017 · 1–10 empl.

The core activity of RedBau GmbH is the execution of construction projects, particularly in the areas of renovations, demolitions, sealing works and building refurbishments. The company offers services such as rebar punching, adhesive reinforcement, rebar derusting, sealing works (e.g. joint tapes, injections, liquid plastics, floor coatings) and masonry refurbishments.

Building ConstructionConversionMasonry restorationConcrete restoration
No score yet
Vogel Baggerarbeiten GmbH Logo

Vogel Baggerarbeiten GmbH

Since 2023 · 1–10 empl.

The company's core activity is providing services in the construction industry, particularly in the execution of excavation work such as excavation, demolition, drainage and environmental work, as well as in the transportation of earth, gravel, concrete, green waste, wood and other bulk materials.

Site PreparationExcavation workBulk material transport
No score yet
Berger Tiefbau GmbH Logo

Berger Tiefbau GmbH

Since 2026 · 1–10 empl.

Berger Tiefbau GmbH provides civil engineering and excavation services. Its work includes earthworks, demolition and dismantling, the laying of pipes and utility lines, drainage work, site development, and other related groundwork services.

Building ConstructionExcavation and EarthworksDemolition and Dismantling WorksUtility and Pipe Installation
No score yet
Stefan Mühlethaler Logo

Stefan Mühlethaler

Since 2008 · 1–10 empl.

Site Preparation
No score yet
BÜTLER Baggerarbeiten GmbH Logo

BÜTLER Baggerarbeiten GmbH

Since 2015 · 1–10 empl.

Civil Engineering
No score yet
KE

Kurt Eberle AG

Since 1990 · 1–10 empl.

Site Preparation
No score yet
KB

KIBAG Bohrungen AG

Since 2009 · 1–10 empl.

Site Preparation
No score yet
MA

migev AG

Since 2012 · 1–10 empl.

Site Preparation
No score yet
HG

Hermann Greminger Tiefbau AG

Since 2017 · 1–10 empl.

Site Preparation
No score yet
BC

Bäschlin ConFly

Since 2020 · 1–10 empl.

Site Preparation
No score yet
OG

Oehninger-Tech GmbH

Since 2021 · 1–10 empl.

Rental of Machinery & Equipment
No score yet
CB

Christian Brühwiler Kundenmaurer GmbH

Since 2023 · 1–10 empl.

Site Preparation
No score yet
TG

Tront GmbH

Since 2023 · 1–10 empl.

Site Preparation
No score yet
BG

Bohrloch GmbH

Since 2024 · 1–10 empl.

Site Preparation
No score yet
EG

Erdwerk GmbH

Since 2025 · 1–10 empl.

Civil Engineering
No score yet

Site Preparation in the Canton of Thurgau

50Site PreparationCommercial register (Zefix) · as of October 10, 2026
2013Median year of registrationCommercial register (Zefix) · as of October 10, 2026
50in the Canton of ThurgauCommercial register (Zefix) · as of October 10, 2026
1,403in SwitzerlandCommercial register (Zefix) · as of October 10, 2026