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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint744,173 companies indexed · Last updated: today
DirectoryConstruction & Architecture

Construction & Architecture

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48'323 companies found

Baumed Bauleitungen AG Logo

Baumed Bauleitungen AG 

St. Gallen · Since 2019

Baumed Bauleitungen AG is a construction management firm providing project and site management and related services for building works. Services include tendering and specifications, cost management, scheduling, refurbishment and new-build site management, heritage restoration, defect expertise, owner advisory, public procurement support and overall project leadership.

Construction & Project ManagementOwner's Representative
View profile5(3)
Baumgartner Baumanagement GmbH Logo

Baumgartner Baumanagement GmbH 

Unterägeri · Since 2016

The core activity of Baumgartner Baumanagement GmbH is the management of construction projects, particularly the planning, coordination and execution of building construction projects, including new buildings, renovations, conversions and refurbishments. This includes the creation of execution plans, the conduct of tenders, on-site coordination and cost management. The company also offers services such as architectural contracts, general planning contracts and technical inspection contracts.

Architecture Firms
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Baumontagen Heutschi GmbH Logo

Baumontagen Heutschi GmbH 

Balsthal · Since 2008

The core activity of Baumontagen Heutschi GmbH is the manufacture and distribution of windows and entrance doors made from various materials such as wood, wood-aluminium, aluminium and plastic.

Timber Construction & CarpentryJoinery
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Baumschlager Eberle St.Gallen AG Logo

Baumschlager Eberle St.Gallen AG 

St. Gallen · Since 2006

Baumschlager Eberle St.Gallen AG is an architectural practice offering architectural and general planning services across all project phases, including feasibility and design studies, project and construction management, and execution planning. The office works on projects ranging from masterplans to private houses and emphasizes sustainable, energy-efficient solutions, timber construction and the use of current design tools and BIM workflows.

Architecture Firms
View profile4.7(3)
Baumschlager Eberle Zürich AG Logo

Baumschlager Eberle Zürich AG 

Zurich · Since 2011

Baumschlager Eberle Zürich AG is an architecture firm that provides design, execution planning and general planning services for building projects. The office integrates urban design, architecture and landscape architecture, covers all project phases from feasibility to handover, and focuses on energy-efficient building, timber construction and BIM-based project coordination.

Architecture Firms
View profile4.7(3)
Baumwick Baumpflege Inh. Pablo Calvo Kulakowska Logo

Baumwick Baumpflege Inh. Pablo Calvo Kulakowska 

Ehrendingen · Since 2015

The core activity of BaumWick is professional tree care, including: tree pruning and maintenance, tree inspection and diagnosis (Visual-Tree-Assessment, VTA), arboriculture and tree felling, planting of trees and hedges, and remote diagnosis and consulting through photodiagnosis. The company offers these services in the Baden region and surrounding areas, with a focus on sustainable management of nature.

Horticulture & Landscaping
View profile4.3(3)
Bauort GmbH Logo

Bauort GmbH 

Olten · Since 2002

The core activity of the company "bauort gmbh" is the provision of architectural services.

Architecture Firms
View profile3.7(3)
Bauphysik Meier AG Logo

Bauphysik Meier AG 

Dällikon · Since 1983

Bauphysik Meier AG provides building-physics services focused on thermal and moisture protection as well as acoustics. Services include calculations (e.g. heating demand per SIA 380/1, thermal insulation proofs, Minergie applications, GEAK), noise assessments and sound-insulation verifications, acoustic and moisture measurements, and project support through execution.

Construction & Project Management
View profile4.3(3)
Baur Baugeschäft Logo

Baur Baugeschäft 

Uttigen · Since 1996

Baur Baugeschäft is a construction firm that provides new builds, conversions and renovations, as well as client work, external landscaping, sewer works and core drilling.

Site Preparation
View profile4.3(3)
Baureag Architekten AG Logo

Baureag Architekten AG 

Willisau · Since 1995

Baureag Architekten AG is an architectural firm that plans and supervises new construction, conversions and renovations. Services include project development, detailed and execution planning, energy consulting (Minergie partner; GEAK expertise) and construction management including cost planning and site supervision; the firm holds ISO 9001 certification.

Architecture Firms
View profile2.3(3)
Bautas AG Logo

Bautas AG 

Thusis · Since 2020

Bautas AG provides building-technology, waterproofing and renovation services, including liquid-plastic waterproofing, shotcrete applications, concrete repair and structural strengthening, as well as protective coatings, floor and wall coverings, insulation and consulting.

Building ConstructionCivil Engineering
View profile4.7(3)
Bau- und Verwaltungs AG, Sirnach Logo

Bau- und Verwaltungs AG, Sirnach 

Sirnach · Since 1988

Bau- und Verwaltungs AG, Sirnach is an architectural firm that carries out architecture assignments and manages projects from usage studies and site analyses through preliminary and construction design, tendering, technical detailing and construction management. The company also delivers residential and commercial buildings and provides property-management services.

Architecture Firms
View profile4.7(3)
BBNITI GmbH Logo

BBNITI GmbH 

Dittingen · Since 2022

BBNITI GmbH is a construction and trades firm that provides demolition, painting and plastering, interior façade work, carpentry, jointing and silicone sealing, waste disposal, and restoration of doors and windows. The company also offers wallpapering services and carries out technical planning and execution of projects.

Building MaintenanceSite PreparationTimber Construction & Carpentry
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b+d ingenieure ag Logo

b+d ingenieure ag 

Steffisburg · Since 1999

The company offers a wide range of civil engineering services, particularly in the areas of infrastructure, utilities, road construction, wastewater, water, electricity, district heating, gas, communication, surveying and engineering and specialized surveying. The core activity includes the planning, execution and supervision of construction projects, including the preparation of feasibility studies, specifications and concepts, as well as the execution of surveying work and the creation of cadastral extracts.

Civil Engineering Firms
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be:architecture Sàrl Logo

be:architecture Sàrl 

Romont Fr · Since 2012

The company be:architecture is an architectural firm specializing in the planning, organization and supervision of construction projects. The core activities include preparing construction projects, planning and coordinating construction work, monitoring construction progress and communicating with various stakeholders such as construction companies, engineers and clients. The company also offers services such as creating building plans, developing offers and managing construction projects.

Architecture Firms
View profile3.7(3)
BEAT GROLIMUND Logo

BEAT GROLIMUND 

Lostorf · Since 2020

The core activity of BEAT GROLIMUND is the provision of services in the construction industry, particularly in the areas of construction management, renovations, conversions and concrete work. The company offers all services from a single source and focuses on the planning and execution of construction projects in the Olten region and its surroundings.

Construction & Project ManagementFlooring & Tiling
View profile3.7(3)
Beat Zahner GmbH Logo

Beat Zahner GmbH 

Walchwil · Since 2005

Horticulture & Landscaping
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BECO énergie SA Logo

BECO énergie SA 

Sion · Since 2011

Civil Engineering Firms
View profile4(3)
Beer SA Rabius Logo

Beer SA Rabius 

Rabius · Since 1982

Beer SA Rabius is a construction company and general contractor. The firm provides building construction, civil engineering and plastering services, operates a gravel and concrete plant, and offers related services such as snow clearing, container (mulden) service, land development and property management.

Building MaintenanceGeneral Contractors
View profile4.7(3)
Bellevue Projekte AG Logo

Bellevue Projekte AG 

Rothenburg · Since 2022

Bellevue Projekte AG provides construction management services, offering planning, construction supervision, cost planning, tendering (devisierung), project development, construction economics and client-representation services.

Construction & Project Management
View profile4.7(3)
BEM-ARCHITEKTEN AG Logo

BEM-ARCHITEKTEN AG 

Baden · Since 1989

The core activity of BEM Architekten is the planning and realization of architectural projects, particularly in the areas of residential construction, school buildings, kindergartens, and other public buildings. The company offers services such as architecture, construction planning, and project management, and has completed a wide range of projects in Switzerland.

Architecture Firms
View profile4.7(3)
Beni Baumeister Thusis AG Logo

Beni Baumeister Thusis AG 

Thusis · Since 2020

Beni Baumeister Thusis is a construction company specializing in the planning and execution of construction projects. The company's core activity includes renting out properties, carrying out construction projects and managing properties.

Building ConstructionBuilding MaintenanceCivil Engineering
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Benno Manser AG Logo

Benno Manser AG 

Balgach · Since 1986

The company's core activity is the manufacture and sale of custom-made furniture and built-in cabinets tailored to customer needs, particularly for bathrooms, offices and living rooms, using high-quality materials and creative materials, complemented by personal consulting and planning.

Interior Construction
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Berger Holzbau GmbH Logo

Berger Holzbau GmbH 

Riffenmatt · Since 2008

The core activity of Berger Holzbau GmbH is the provision of services in the field of timber construction, particularly: planning and construction management of new and renovation projects, timber construction work, carpentry work, roofing work, interior finishing, including the manufacture of doors, gates, windows, floors and stairs, as well as kitchen and bathroom renovations. The company thus offers a comprehensive range of services in the field of timber construction and carpentry.

Interior ConstructionTimber Construction & Carpentry
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Berger & Monteleone GmbH Logo

Berger & Monteleone GmbH 

Boswil · Since 2006

The core activity of Berger & Monteleone GmbH consists of providing architectural and planning services, including: planning and execution of construction projects (new buildings, renovations, single-family homes, multi-family homes), drafting, coordination of contractors involved in construction, consulting on building-related issues, accompaniment during building handovers or warranty acceptance, and estimates and market value assessments of buildings.

Architecture Firms
View profile4.7(3)
Berger Roman AG Logo

Berger Roman AG 

Oberbuchsiten · Since 2022

The core activity of Berger Roman AG is the planning, construction and maintenance of gardens, including the design, creation and maintenance of private and public green spaces, as well as the execution of special gardening work such as excavation, grading, paving with natural or composite stones, greening, retaining walls, fencing, biotopes and playgrounds.

Horticulture & Landscaping
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Bernhard Kropf GmbH Logo

Bernhard Kropf GmbH 

Schwarzenegg · Since 2020

The core activity of Zimmermann & Dachdecker is the provision of services and products in the field of roofing and carpentry, including: roof renovation and new construction, roofing work (tiles, eternit, PREFA, metal, wooden shingle roofs), facade construction (wood and eternit facades), scaffolding and fall protection, roof maintenance and cleaning, installation of roof windows (Velux), and thermal insulation. The company thus offers a comprehensive range of services and products for the maintenance, renovation, and new construction of roofs and facades.

Timber Construction & CarpentryRoofingSolar & Photovoltaics
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Berrel Berrel Kräutler AG Logo

Berrel Berrel Kräutler AG 

Zurich · Since 2009

Berrel Berrel Kräutler AG is an architectural practice providing a full range of architectural services from urban planning studies to project implementation. The firm principally works on large and complex public, educational and cultural buildings and lists projects such as the Swiss Embassy in Singapore and the WHO headquarters in Geneva.

Architecture Firms
View profile4.3(3)
Bertschinger AG Logo

Bertschinger AG 

Bern · Since 1994

The core activity of Bertschinger AG is carpentry with a focus on shop and interior construction, including kitchen construction, individual furniture and children's rooms.

Interior Construction
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Betondrill GmbH Logo

Betondrill GmbH 

Zug · Since 2021

The core activity of Betondrill is the provision of services in the field of concrete demolition, particularly in the areas of concrete demolition, cutting and drilling, demolition work, and structural reinforcement. The company positions itself as a construction expert for the execution of these specific works in the construction industry.

Specialized Construction Activities
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Betschart Gebäudehülle AG Logo

Betschart Gebäudehülle AG 

Illgau · Since 2017

The core activity of Betschart Gebäudehülle AG is the planning, execution and maintenance of building envelopes, including pitched roofs, flat roofs, facades, sheet metal work, lightning protection, photovoltaic systems, building renovations, window frames and window sills, as well as special custom-made products. The company offers comprehensive services for the entire building envelope and positions itself as an expert in consulting, planning, execution and maintenance of building envelopes.

Specialized Construction Activities
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Betschart Schreinerei GmbH Logo

Betschart Schreinerei GmbH 

Walchwil · Since 2013

The core activity of Betschart Schreinerei is the manufacture and installation of wood products, particularly kitchens, doors, cabinets, interior fittings, tables, benches and furniture. The company also offers repair and renovation services.

Interior Construction
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BFB Bohren & Fräsen von Beton Berisha GmbH Logo

BFB Bohren & Fräsen von Beton Berisha GmbH 

Zuchwil · Since 2007

The core activity of BFB Bohren & Fräsen Berisha GmbH is the processing of materials through drilling and milling services. The company offers precise and efficient solutions for material processing, focusing on achieving the highest quality and accuracy in every step of the project.

Site Preparation
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BGI S.A. Logo

BGI S.A. 

Aigle · Since 1991

The core activity of BGI SA is to provide engineering services in the field of construction, particularly in the areas of: civil engineering, reinforced concrete, metal and wood transformations, heavy lifting, and hydraulic sliding formwork. The company thus offers a wide range of services in the field of construction, from planning to the execution of construction projects.

Civil Engineering Firms
View profile3.3(3)
BGTECH AG Logo

BGTECH AG 

Bolligen · Since 2002

The core activity of BGTECH Heizung AG is the planning, installation and renovation of heating systems, particularly the conversion of conventional heating systems to modern and efficient heat pump systems, as well as the execution of construction management and the provision of repair services for heating systems.

Construction & Project ManagementPlumbing & Building Services
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B. Günthart Individuelle Schreinermontagen GmbH Logo

B. Günthart Individuelle Schreinermontagen GmbH 

Wohlen Ag · Since 2004

The core activity of B. Günthart Individuelle Schreinermontagen GmbH is the provision of carpentry and interior finishing services, including: installation of kitchens, bathrooms, windows and doors; renovations and conversions; interior finishing for new buildings; laying of floor coverings such as parquet and laminate; custom-made furniture production; woodwork and panelling; glass repairs and replacement. The company offers these services in the canton of Aargau, particularly in the region from Bremgarten to Baden.

Interior Construction
View profile3.7(3)
BH Sàrl Logo

BH Sàrl 

Bulle · Since 2018

BH Sàrl carries out study, planning and execution of horizontal directional drilling and pipeline works. Services include small-scale and all-terrain operations, large projects, excavation-base works, indoor drilling and pipe renewal by bursting (cracking).

Site Preparation
View profile3.7(3)
BICA GIARDINI SAGL Logo

BICA GIARDINI SAGL 

Caslano · Since 2007

The core activity of Bica Giardini is garden maintenance and the execution of small construction works.

Horticulture & Landscaping
View profile3.7(3)
Bieri, Felder AG Logo

Bieri, Felder AG 

Schüpfheim · Since 2001

The company's core activities are: forestry (forest maintenance, timber harvesting), horticulture, and environment (composting facility). The company thus provides services in the areas of forestry, horticulture, and environment, particularly in the composting of green waste.

Horticulture & Landscaping
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Bieri + Schwegler AG Logo

Bieri + Schwegler AG 

Sursee · Since 2015

The core activity of Bieri + Schwegler AG is the manufacture and assembly of wood processing products, particularly in the field of interior design, kitchens and furniture. This includes the production of built-in kitchens, conversions, cabinets, doors and general carpentry work, as well as the restoration and repair of furniture.

Interior Construction
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Bigler Gartenbau Logo

Bigler Gartenbau 

Rüfenacht Be · Since 2007

The core activity of Bigler Gartenbau is the planning, implementation and maintenance of gardens, including the selection and arrangement of plants, the integration of natural and artificial stones, as well as the execution of garden maintenance work such as fruit tree pruning, berry bush pruning, shrub care, hedge trimming, lawn care and pest control.

Horticulture & Landscaping
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Binggeli Schreinerei AG Logo

Binggeli Schreinerei AG 

Kleinbösingen · Since 2010

The core activity of Binggeli Schreinerei AG is high-quality interior finishing, particularly the manufacture of handmade furniture such as custom-made cabinets, doors, bathroom furniture and kitchens, as well as the execution of internal and external carpentry work, complete renovations and building maintenance.

Interior Construction
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BioSaule Sàrl Logo

BioSaule Sàrl 

Chevroux · Since 2010

The core activity of BioSaule Sàrl encompasses the planning, design and maintenance of outdoor spaces, as well as the implementation of nature-based projects. This includes: landscape design and maintenance, creation and maintenance of gardens, green spaces and parks, construction and maintenance of outdoor facilities such as terraces, paths, walls and fences, revitalization of water bodies and biotopes, plantings and greening, hydraulic greening, and maintenance of nature reserves and protected areas. The company thus offers a wide range of services in the field of landscape design, nature conservation and maintenance.

Horticulture & Landscaping
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Birchler Architektur AG Logo

Birchler Architektur AG 

Einsiedeln · Since 2011

The core activity of Birchler Architektur AG is the provision of architectural services, including architectural planning, construction management and construction consulting, for various construction projects such as residential buildings, public buildings, commercial buildings, industrial buildings, renovations and monument preservation.

Architecture Firms
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Bischoff isol-tech SA Logo

Bischoff isol-tech SA 

Castione · Since 1987

The core activity of Bischoff Isol-Tech SA is the execution of insulation work, particularly in the field of building and plant insulation, as well as the installation of chimneys and fire protection systems.

Sealing & Insulation
View profile3.7(3)
Bischof Schreinerei GmbH Logo

Bischof Schreinerei GmbH 

Eggersriet · Since 1996

The core activity of the company 'Bischof Schreinerei GmbH' is the manufacture and installation of wood products, particularly in the area of interior construction, furniture and doors/windows, as well as the provision of services in the areas of planning, consulting and repair for construction and furnishing projects.

Interior Construction
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Bison Gartenbau AG Logo

Bison Gartenbau AG 

Muttenz · Since 2013

The core activity of Bison Gartenbau AG is the provision of services in the field of horticulture, including: garden planning and design, garden maintenance and care, tree and plant pruning, tree felling and root stock milling, lawn care and maintenance, plantings and biotopes, natural stone work and wooden constructions, garden fences and masonry. The company thus offers comprehensive solutions for the design, maintenance and upkeep of gardens and outdoor facilities.

Horticulture & Landscaping
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Bissegger Schoch Architekten AG Logo

Bissegger Schoch Architekten AG 

Matzingen · Since 1989

Bissegger Schoch Architekten AG is an architectural firm specializing in the planning, realization, and supervision of construction projects. The core activities include developing solutions for building investments, detailed planning and construction, cost estimation and control, as well as monitoring sustainable operating costs. The company offers its customers a comprehensive service that extends from the project order to the warranty acceptance and beyond.

Architecture Firms
View profile4.7(3)
BJ Partner AG Logo

BJ Partner AG 

Illnau · Since 2021

The core activity of BJ Partner AG is the provision of services in the field of structural engineering, particularly in structural planning, conversions and excavations, as well as in fire protection planning. The company offers its services as civil engineers and planners and specializes in the planning and execution of projects in the Zurich area.

Civil Engineering Firms
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BK Architekten GmbH Logo

BK Architekten GmbH 

Reiden · Since 2003

The core activity of BK Architekten is the provision of architectural and construction services, including new construction, renovation, refurbishment, design plans, expert opinions, development concepts, financial consulting and estimates, as well as general contracting for single-family and multi-family homes, large-scale developments, commercial and industrial buildings.

Architecture FirmsGeneral Contractors
View profile5(3)
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Frequently asked questions

Searching the directory

How the search works, what each filter means, and how the results come together.

What can I search for in the directory?
The search field matches company names, industries and places. Beyond that you can filter by Industry (18 categories based on the NOGA classification), Size (number of employees), Region (canton, language region or postal code) and Special (keywords and entry date). Filters combine freely; the active ones appear as chips below the filter bar and can be removed there individually.
How do keywords work?
Keywords search the description and stated purpose of each company — the text that goes beyond the company name. Multiple keywords are combined with OR: every additional keyword widens the set of matches rather than narrowing it.
What belongs in the postal code field?
A single postal code (e.g. 8000) or a range (e.g. 1000-1010). The field accepts postal codes only — for place names, use Canton or Language region.
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How is organisation size determined?
Size reflects the number of employees and is calculated from publicly available information by a model developed in-house. It is a best-possible estimate, not an official figure.
What does the Verified label mean?
Verified means the entry is tied to a UID (Swiss business identification number) and therefore links back to the official Swiss business register. The label speaks to the company's identity — it is not a rating of its performance.

Source: Federal Statistical Office, UID register

How do I sort the results?
Use the dropdown above the list: Relevance, Name (A–Z), Best rating, Most reviews or Longest established. You can also switch between list and map view and set how many results appear per page.