Building contractor in the
Canton of Basel-Country

139 companies in Building contractor based in the Canton of Basel-Country — name and year of registration from the commercial register.

Companies

50 of 139 companies

Toni Seiler Baugeschäft AG Logo

Toni Seiler Baugeschäft AG

Since 2016 · 1–10 empl.4.9(70)

Toni Seiler Baugeschäft AG is a construction company working in building and civil engineering. Its services include extensions, alterations and renovations, masonry and concrete work, utility and road construction, outdoor-space landscaping, and swimming pool construction.

Building contractorBuilding constructionRenovation and conversionCivil engineering
ranQ Trust Score 4.5 out of 5.0, rated Excellent, Rank #1
PM Haus AG Logo

PM Haus AG

Since 2010 · 21–50 empl.4.3(25)

PM Haus AG plans, manufactures and distributes prefabricated timber houses and their components, and builds houses using this construction method.

Building contractorGeneral contractorTimber constructionJoinery
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #2
Rupps AG Logo

Rupps AG

Since 1987 · 11–20 empl.5.0(15)

Rupps AG is a construction company offering masonry, plastering, tiling and chimney construction services. It also provides 3D space planning for bathrooms and living rooms.

Building contractorMasonry workTiling workPlastering work
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #3
Rofra Bau AG Logo

Rofra Bau AG

Since 2010 · 1–10 empl.4.3(33)

Rofra Bau AG is a construction company working in building construction, civil engineering and building renovations. Its services also include demolition, excavation and hazardous-material remediation.

Building contractorBuilding constructionCivil engineeringConversion and renovation
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #4
Paul Gschwind AG Logo

Paul Gschwind AG

Since 1985 · 1–10 empl.4.9(10)

Paul Gschwind AG is a construction company carrying out new builds, extensions, renovations and civil engineering works. Its services also include building alterations, property maintenance and infrastructure upkeep and modification.

Building contractorNew constructionCivil engineeringAlterations
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #5
GT Bauservice GmbH Logo

GT Bauservice GmbH

Since 2009 · 1–10 empl.4.9(11)

GT Bauservice GmbH is a construction company specialising in alterations, renovations and building repairs. Its services include masonry, plastering and tiling, kitchen and bathroom renovations, facade and concrete repairs, and work on outdoor spaces.

Building contractorRenovations, Alterations and RefurbishmentsMasonry Work and DrillingPlastering Work
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #6
VERNA AG Logo

VERNA AG

Since 1985 · 101–500 empl.4.6(11)

VERNA AG is a construction company specialising in building construction and civil engineering. Its services include new builds, conversions and renovations, as well as demolition, excavation, utility-line and landscaping work, masonry repairs, plastering and façade work, and skip hire.

Building contractorBuilding constructionCivil engineeringSkip service
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #7
Spinnler Bau AG Logo

Spinnler Bau AG

Since 2005 · 1–10 empl.4.5(16)

Spinnler Bau AG is a construction company carrying out conversions and renovations of residential buildings as well as building and civil engineering work. Its services include construction management and client advisory, masonry repairs, earthworks, core drilling, tiling and plastering, insulation, and floor coverings.

Building contractorConstruction management / Client advisoryConversion / Refurbishment / RenovationsMasonry for clients
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #8
Ernst Heinimann AG Logo

Ernst Heinimann AG

Since 2011 · 11–20 empl.5.0(5)

Ernst Heinimann AG is a construction company specialising in building construction, masonry, new builds and conversions. Its services also include renovations, anhydrite screed, façade work and specialist construction work for private, commercial and industrial clients.

Building contractorBuilding construction worksAnhydrite flowing screedFacade refurbishments
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #9
Bussinger & Itin AG Logo

Bussinger & Itin AG

Since 1987 · 1–10 empl.5.0(6)

Bussinger & Itin AG provides building construction services including master-builder work, renovations and extensions, as well as plastering/interior finishing and masonry services.

Building contractorBuilding constructionPlastering workCustom masonry work
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #10
KSC Bau AG Logo

KSC Bau AG

Since 2022 · 11–20 empl.5.0(10)

KSC Bau AG carries out new builds, conversions and renovations, from shell construction to turnkey buildings. Its services include planning and construction management, as well as painting, tiling, plastering, drywall, flooring and roofing work.

Building contractorPainting workTiling and stone workDrywall / plastering work
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #11
Edmund Jourdan AG Logo

Edmund Jourdan AG

Since 1983 · 11–20 empl.4.3(13)

Edmund Jourdan AG is a construction and total contracting company offering planning and building services. Its activities include residential, industrial and commercial construction, renovations and conversions, as well as property management, condominium administration and valuations.

Building contractorBuilding constructionPlanningReal estate management
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #12
seccosit ag Logo

seccosit ag

Since 2009 · 1–10 empl.4.3(11)

seccosit ag plans and carries out waterproofing and coating work for new buildings and renovations. Its services include building waterproofing, liquid-plastic coatings, joint sealing, thermal insulation, and planning and expert assessments related to water damage.

Building contractorWaterproofing solutions for new buildRenovation of building waterproofingPlanning and expertise for waterproofing
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #13
Gass Dienstleistungen GmbH Logo

Gass Dienstleistungen GmbH

Since 2012 · 11–20 empl.4.7(15)

Gass Dienstleistungen GmbH is a construction company providing building and civil engineering work, masonry and renovation services, demolition and dismantling. It also carries out landscaping and land-clearing work.

Building contractorBuilding construction workDemolition workSite and landscaping works
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #14
SikaBau AG Logo

SikaBau AG

Since 2000 · 1–10 empl.4.5(4)

SikaBau AG specialises in structural waterproofing, building protection and building repair. Its services include waterproofing swimming pools, reservoirs, tunnels and bridges, as well as concrete repairs, injections, coatings and structural strengthening.

Building contractorWaterproofingBuilding protection and structural restorationWatertight concrete structures
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #15
Bisser Immobilien AG Logo

Bisser Immobilien AG

Since 1980 · 1–10 empl.

Bisser Immobilien AG offers real estate and land for sale.

Building contractorBuilding constructionCivil engineeringRental vehicles
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #16
Tozzo AG BL Logo

Tozzo AG BL

Since 1980 · 21–50 empl.

Tozzo AG BL is a civil engineering and road construction company. Its services include road works, earthworks, sewer and utility construction, excavation and demolition, and surveying; it also operates production facilities, gravel pits and landfills.

Building contractorRoad constructionEarthworksSewer and utility pipeline construction
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #17
GR Engineering AG Logo

GR Engineering AG

Since 1982 · 1–10 empl.

GR Engineering AG is an owner-managed company specialising in architecture and property project development. It develops, plans and delivers residential and commercial construction projects for its own account and on behalf of investors and clients, accompanying projects from the initial concept through to handover.

Building contractorProject development for residential and commercial construction projectsArchitectural servicesConstruction management and realization
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #18
Hasler AG Baugeschäft Logo

Hasler AG Baugeschäft

Since 1992 · 11–20 empl.4.3(8)

Hasler AG Baugeschäft carries out building construction, alterations, extensions and renovation work. Its services also include outdoor works, façade scaffolding and external insulation.

Building contractorBuilding constructionConversion / extension / refurbishment workSite works
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #19
Hans Graf AG Bauunternehmung Logo

Hans Graf AG Bauunternehmung

Since 1997 · 1–10 empl.4.8(4)

Hans Graf AG Bauunternehmung is a construction contractor. Its work includes building and civil engineering, landscaping, alterations and renovations, smaller customer projects, and demolition.

Building contractorBuilding constructionCivil engineering worksConversion and renovation work
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #20
Müller Bauunternehmung Wittinsburg GmbH Logo

Müller Bauunternehmung Wittinsburg GmbH

Since 2004 · 1–10 empl.

The core activity of Müller Bauunternehmung Wittinsburg GmbH is the provision of services in the field of building construction, particularly masonry work, conversions and renovations of single-family and multi-family homes as well as commercial buildings.

Building contractorMasonry work (building construction)
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #21
ARX BAU GmbH Logo

ARX BAU GmbH

Since 2007 · 1–10 empl.

ARX BAU GmbH is a service company active in real estate and gastronomy. Its activities include property management and maintenance, buying and selling real estate, construction projects, and real estate consulting.

Building contractorProperty ManagementReal Estate ConsultingPurchase / Sale of Properties
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #22
Max Bögl Schweiz AG Logo

Max Bögl Schweiz AG

Since 2008 · 21–50 empl.

The core activity of Max Bögl Stiftung & Co. KG encompasses the planning, execution and management of construction projects in various areas, including: building construction (e.g. data centers, production halls, logistics halls, residential buildings), infrastructure (e.g. transportation route construction, supply and disposal, bridge construction), renewable energies, landfill construction and environmental technology, as well as track technology and trenchless technologies (e.g. horizontal drilling technology, pipe jacking). The company also provides services in the areas of procurement, logistics and project management.

Building contractorBuilding ConstructionInfrastructure ConstructionMaglev Transport System (Transport System Bögl)
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #23
Anliker AG Bauunternehmung Logo

Anliker AG Bauunternehmung

Since 2012 · 51–100 empl.

Anliker AG Bauunternehmung is a construction company active in infrastructure, building construction and renovation. Its work includes road and rail construction, civil engineering, utility and sewer networks, as well as building refurbishment and conversion.

Building contractorCivil engineeringRoad constructionSewer and utility line construction
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #24
Sara Immo AG Logo

Sara Immo AG

Since 2013 · 1–10 empl.

Sara Immo AG plans and develops construction projects and carries out new builds, conversions and renovations. Its services include construction management and project coordination, as well as the purchase, sale and brokerage of real estate.

Building contractorNew constructionRenovationRenovation
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #25
VM-IMMOBAU-GMBH Logo

VM-IMMOBAU-GMBH

Since 2015 · 1–10 empl.

VM-IMMOBAU-GMBH is a construction company that carries out building projects and develops residential and commercial properties. It offers properties for sale and rent.

Building contractorBuilding constructionReal estate saleReal estate rentals
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #26
BD Immobau GmbH Logo

BD Immobau GmbH

Since 2020 · 1–10 empl.

BD Immobau GmbH is a construction company specialising in conversions and renovations of residential and commercial buildings. Its services also include heating and plumbing installations, as well as the planning and coordination of construction projects.

Building contractorRefurbishmentAlterations and renovationHeating
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #27
Recherbau AG Ziefen Logo

Recherbau AG Ziefen

Since 2022 · 1–10 empl.

Building contractorBuilding construction
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #28
leon bau gmbh Logo

leon bau gmbh

Since 2018 · 1–10 empl.

leon bau gmbh provides construction services with a focus on dry construction, building renovation and external works. Services listed on the website include demolition, plastering and render, painting, floor coverings (tiles, parquet, laminate) as well as paving, retaining walls, terrace decking and earthworks.

Building contractorBuilding refurbishmentDrywall constructionOutdoor and surroundings works
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #29
Pink Generalunternehmen GmbH Logo

Pink Generalunternehmen GmbH

Since 2023 · 1–10 empl.4.6(11)

The core activity of Pink Generalunternehmen GmbH is the provision of comprehensive construction services and services in the field of construction, including: painting and plastering work, heating and sanitary work, floor and tile laying work, carpentry and joinery services, metal construction work, building maintenance and cleaning, moving, delivery and assembly, and photovoltaic systems. The company positions itself as a general contractor, offering a wide range of services for construction projects.

Building contractorPainting & plastering workHeating & sanitary workFloor & tiling work
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #30
KNECHT BAUUNTERNEHMUNG AG Logo

KNECHT BAUUNTERNEHMUNG AG

Since 1998 · 11–20 empl.3.9(8)

KNECHT BAUUNTERNEHMUNG AG is a building and civil engineering contractor. Its services include new construction, conversions and renovation of residential and commercial buildings, as well as structural works, excavation, demolition, dismantling and construction pit support.

Building contractorBuilding constructionComprehensive construction project servicesCrane booking
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #31
Huber Straub AG, Zweigniederlassung Birsfelden Logo

Huber Straub AG, Zweigniederlassung Birsfelden

Since 1998 · 21–50 empl.4.7(3)

Huber Straub AG, Zweigniederlassung Birsfelden is a construction company specialising in building construction, specialist and commercial projects, conversions and renovations. Its services also include concrete restoration, concrete specialities, and drilling and milling in concrete and masonry.

Building contractorBuilding constructionSpecial and project constructionConversion and renovation
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #32
SKA Bau AG Logo

SKA Bau AG

Since 2022 · 1–10 empl.

SKA Bau AG is a construction company offering planning services and new construction and renovation work. Its services also include masonry and refurbishment, demolition and dismantling, core drilling, concrete cutting and outdoor works.

Building contractorPlanning servicesNew-build & conversionsBricklaying & renovations
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #33
Mentil & Maiorano AG, Bauunternehmung Logo

Mentil & Maiorano AG, Bauunternehmung

Since 2016 · 1–10 empl.4.0(2)

Mentil & Maiorano AG, Bauunternehmung is a construction company focused on building construction. It builds single- and multi-family homes and commercial buildings, and carries out conversions, renovations, masonry work and sewer construction.

Building contractorNew constructionTotal renovationsPartial renovation
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #34
HEID Bauunternehmung GmbH Logo

HEID Bauunternehmung GmbH

Since 2020 · 11–20 empl.5.0(2)

HEID Bauunternehmung GmbH carries out building construction, small-scale civil engineering, conversions and renovations. Its services include concrete work, formwork, reinforcement, insulation, masonry, sewer construction and core drilling.

Building contractorConcrete worksFormworkReinforcement works
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #35
Lucini Plattenbeläge GmbH Logo

Lucini Plattenbeläge GmbH

Since 2005 · 1–10 empl.5.0(2)

Building contractorRenovation and conversionTilingRenovation of tiling
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #36
Keramik-Baselland-Boz GmbH Logo

Keramik-Baselland-Boz GmbH

Since 2017 · 1–10 empl.5.0(4)

Keramik-Baselland-Boz GmbH installs ceramic, natural stone, glass mosaic and engineered stone coverings on floors and walls, indoors and outdoors. Its services also include balcony and stair coverings, industrial floors, silicone work and repairs.

Building contractorLaying ceramic, natural stone, glass mosaic and artificial stone coveringsBalcony and stair coveringsIndustrial floors
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #37
Formbau AG Logo

Formbau AG

Since 1988 · 1–10 empl.4.3(3)

Formbau AG is a general contractor specialising in the planning, development, construction and renovation of properties. It also provides property sales, rental and management services.

Building contractorReal estate development and general contractingProperty marketing and salesInitial and subsequent letting
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #38
Murati Bau GmbH Logo

Murati Bau GmbH

Since 2017 · 1–10 empl.5.0(2)

Murati Bau GmbH is a construction company carrying out new builds, conversions and renovations. Its services also include masonry work for private customers and outdoor works such as terraces, paths, driveways and façades.

Building contractorNew constructionConversionConstruction project management
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #39
Silvan Plattner GmbH Logo

Silvan Plattner GmbH

Since 2014 · 1–10 empl.5.0(2)

Silvan Plattner GmbH provides excavation and outdoor-area services, including site preparation and redesign, as well as masonry work for customers. Its services also include core drilling and crane work.

Building contractorExcavation and site worksClient masonry workCore drilling
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #40
Eugster 360 Construction GmbH Logo

Eugster 360 Construction GmbH

Since 2023 · 1–10 empl.5.0(3)

The company provides comprehensive services in the field of industrial assembly, renovations, restorations and conversions. The core activities include lifting, transporting and assembling objects in industry, such as machines, plants and equipment, as well as carrying out renovations, restorations and conversions of buildings and roads.

Building contractor
ranQ Trust Score 3.7 out of 5.0, rated Solid, Rank #41
Naki GmbH Logo

Naki GmbH

Since 2020 · 1–10 empl.5.0(1)

Naki GmbH provides flooring services. Its work includes installing and renovating parquet flooring, as well as working with vinyl, laminate, stairs and skirting boards.

Building contractorFloor coveringsParquet flooringVinyl flooring
ranQ Trust Score 3.7 out of 5.0, rated Solid, Rank #42
Zuberi GmbH Bauunternehmung Logo

Zuberi GmbH Bauunternehmung

Since 2000 · 1–10 empl.

Zuberi GmbH Bauunternehmung carries out construction and renovation work, including masonry, concrete, demolition, sewer, tiling and plastering work. Its services also include drywall construction and façade and basement-ceiling insulation.

Building contractorMasonry workTiling workPlastering work
No score yet
ROTH Baumanagement Logo

ROTH Baumanagement

Since 2002 · 1–10 empl.

ROTH Baumanagement is a construction engineering and management firm offering building planning, site management and construction supervision, project control, commissioning, and claims and defects management. Its services cover project phases from development through commissioning to documentation and handover.

Building contractorConstruction planningSite management and construction supervision
No score yet
MG Martin Gravschitz Bauunternehmung Logo

MG Martin Gravschitz Bauunternehmung

Since 2002 · 1–10 empl.

MG Martin Gravschitz Bauunternehmung carries out masonry work for clients, as well as painting and plastering work.

Building contractorClient bricklaying workPainting workPlastering work
No score yet
Provibo AG Logo

Provibo AG

Since 2015 · 1–10 empl.

Provibo AG develops and delivers construction projects in collaboration with partners. The company builds properties designed to provide comfortable living spaces for residents.

Building contractorReal estate project development
No score yet
Italianos GmbH Logo

Italianos GmbH

Since 2016 · 1–10 empl.

Italianos GmbH operates the ITALIANOS business division, which provides construction and building-related services. Its offerings include windows and doors, shading, heat pumps, photovoltaics, air conditioning and kitchens, as well as construction planning, execution and material procurement.

Building contractorConstruction & Materials ProcurementWindows & DoorsPhotovoltaics & Solar Thermal
No score yet
FABI GmbH Logo

FABI GmbH

Since 2020 · 1–10 empl.

FABI GmbH provides services in building renovation and new construction, demolition, refurbishment and gardening. Its work includes masonry and concrete construction, building clearance, proper disposal, paving and the maintenance of green spaces.

Building contractorRenovation and new buildRefurbishmentLandscaping
No score yet
Peker Bau GmbH Logo

Peker Bau GmbH

Since 2020 · 1–10 empl.

Peker Bau GmbH handles architectural and general planning commissions and supports construction projects from development and planning through to implementation. Its work includes residential buildings, offices, hotels, school and sports facilities, and renovations.

Building contractorArchitectural planningGeneral planning and general contractingProject development and project management
No score yet
X-Baumanagement AG Logo

X-Baumanagement AG

Since 2020 · 1–10 empl.

X-Baumanagement AG provides construction supervision and project management for building projects. Its services include cost and schedule planning and control, tendering and contract awards, quality control, handovers, and advice on architecture, conversions and renovations.

Building contractorConstruction managementProject management and coordinationCost and schedule management
No score yet

Building contractor in the Canton of Basel-Country

139Building contractorCommercial register (Zefix) · as of November 7, 2026
2016Median year of registrationCommercial register (Zefix) · as of November 7, 2026
139in the Canton of Basel-CountryCommercial register (Zefix) · as of November 7, 2026
5,336in SwitzerlandCommercial register (Zefix) · as of November 7, 2026
Locations

Building contractor in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of November 7, 2026