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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint744,378 companies indexed · Last updated: today
DirectoryOwner's Representative

Owner's Representative

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961 companies found

Bauquelle Dienstleistungen GmbH Logo

Bauquelle Dienstleistungen GmbH 

Münchwilen Tg · Since 2006

The core activity of the company 'Bauquelle GmbH' consists of providing services in the field of owner consulting and representation, particularly: owner consulting, construction acceptance, building valuations and assessments, renovation of old buildings and damage analysis, treatment of construction and moisture damage, schedule, quality and cost control, organization and optimization of construction processes. The company thus offers comprehensive consulting and support services for owners and property owners to ensure that their construction projects are carried out successfully and efficiently.

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Bau + Raum Organisation GmbH Logo

Bau + Raum Organisation GmbH 

Winterthur · Since 2020

The core activity of the company 'Bau + Raum Organisation GmbH' consists of providing services in the field of building construction, particularly in construction management, project management, consulting and space planning. Specifically, this includes: Construction management: local construction management, tenders, cost and schedule planning, reuse of building components. Project management: leading planning teams, client project management, quality management. Consulting: client consulting, space planning, building law, GEAK (Total Energy Certificate for Buildings). The company supports clients in the planning, execution and settlement of construction projects, offering comprehensive support.

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Baurep AG Logo

Baurep AG 

Forch · Since 1975

Architecture FirmsConstruction & Project ManagementOwner's Representative
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BAU - TOP AG FÜR ARCHITEKTUR UND INTEGRALES BAUEN Logo

BAU - TOP AG FÜR ARCHITEKTUR UND INTEGRALES BAUEN 

Bassersdorf · Since 1999

The core activity of BAU-TOP AG includes providing services in construction consulting, owner representation, design, planning and implementation of construction projects, including renovations, refurbishments and new buildings, as well as accompanying and supporting clients in the development of properties and real estate. The company also offers comprehensive construction law and financial services, such as defining the building description, establishing condominium ownership and calculating and financing costs.

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bba bauleitung bauherrenberatung architektur GmbH Logo

bba bauleitung bauherrenberatung architektur GmbH 

Laupen Be · Since 2001

The core activity of bba /// bauleitung bauherrenberatung architektur gmbh encompasses the planning, execution and supervision of construction projects, including: planning of renovation and new buildings, preparation of building applications and feasibility studies, construction management, inspection of special steel structures, independent owner consulting, interior design and architectural design. The company thus offers comprehensive services in the field of construction, from planning to execution and supervision of construction projects, taking into account architectural and technical aspects.

Architecture FirmsOwner's Representative
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BBB Bauleitung - Baumanagement - Bautreuhand AG Logo

BBB Bauleitung - Baumanagement - Bautreuhand AG 

Küsnacht Zh · Since 2016

The core activity of BBB AG is the provision of services in the field of construction management, construction management and construction trust. This includes in particular the planning, monitoring and coordination of construction projects, including new buildings, conversions and renovations.

Construction & Project ManagementOwner's Representative
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bbvfischer gmbh Logo

bbvfischer gmbh 

St. Gallen · Since 2023

The core activity of bbvfischer GmbH is owner representation, i.e. advising, accompanying and representing building owners in the development, planning and execution of real estate projects. This includes, in particular, the development of sustainable potential analyses, the organization and implementation of variant procedures, the selection of planners, authority management and project management.

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bc2s group gmbh Logo

bc2s group gmbh 

Glattpark (Opfikon) · Since 2013

The core activity of bc2s group gmbh is owner consulting and representation, particularly taking over project management for owners, providing support with specific tasks and relieving them in individual project phases in the construction industry.

Owner's RepresentativeReal Estate Project Development
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BEO Bauservice AG Logo

BEO Bauservice AG 

Iseltwald · Since 2008

The core activity of BEO Bauservice AG is the representation of building owners in construction projects, including the accompaniment of planning, execution and completion, as well as the control of invoices.

Owner's RepresentativeReal Estate BrokerageReal Estate Project Development
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bernadog immobilien ag Logo

bernadog immobilien ag 

Bern · Since 2020

The core activity of Bernadog Immobilien AG is the management, marketing and sale of real estate, including the preparation of expert opinions and the provision of services in the field of real estate.

Owner's RepresentativeFiduciary OfficesProperty Management
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Beta Projekt Management AG Logo

Beta Projekt Management AG 

Zurich · Since 1993

The company's core activity is project management for construction projects in Switzerland, particularly for demanding real estate projects of major clients and real estate investors. This includes services such as strategic planning, feasibility studies, project development, overall consulting, project management, risk and quality management, as well as the realization and acceptance of buildings.

Owner's RepresentativeProperty ManagementReal Estate Brokerage
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bfb Egerkingen ag Logo

bfb Egerkingen ag 

Egerkingen · Since 1990

bfb Egerkingen ag provides client advisory (Bauherrenberatung), architectural and planning services, and construction management. The firm supports projects across all project phases, coordinates specialist planners and integrates services such as building physics, fire protection and BIM.

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Biedermann+Frey AG Logo

Biedermann+Frey AG 

Uster · Since 2020

Biedermann+Frey AG provides construction consulting and support services to various client groups, including construction planners, architects, the public sector, private investors, and institutional investors. The company's core activity is the holistic and sustainable planning and implementation of construction projects, with the goal of securing long-term returns for investors. This includes taking responsibility, solving problems, and providing specialized knowledge and experience in all phases of a construction project.

Construction & Project ManagementOwner's Representative
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BLANCKARTS GmbH Logo

BLANCKARTS GmbH 

Riehen · Since 2022

The core activity of BLANCKARTS GmbH is the provision of consulting, management, trust and architectural services in the field of high-rise construction, particularly in supporting building owners in the planning and implementation of construction projects.

Architecture FirmsConstruction & Project ManagementOwner's Representative
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Blöchlinger Consulting GmbH Logo

Blöchlinger Consulting GmbH 

Pfäffikon Sz · Since 2011

Owner's RepresentativeReal Estate Project Development
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Bortolas Bausupport GmbH Logo

Bortolas Bausupport GmbH 

Stans · Since 2006

The core activity of Bortolas Bausupport GmbH is the execution of building construction projects, including renovation and new construction, as well as the provision of services such as analysis, consulting, concept, offer, award, construction management and project completion.

Construction & Project ManagementOwner's Representative
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BPM Möckli GmbH Logo

BPM Möckli GmbH 

Hedingen · Since 2015

The core activity of BPM Möckli GmbH is the provision of services in the field of project management, particularly in the construction and real estate industry. This includes: Project management: Implementation of complex projects in Switzerland and abroad, including renovations, refurbishments and conversions. Client representation: Representation of clients in conversions, renovations, refurbishments and other projects. Facility management: Consulting and support in technical building management, investments, replacements, maintenance and maintenance contracts. The company thus offers comprehensive services for the planning, execution and supervision of construction projects and real estate.

Construction & Project ManagementOwner's Representative
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br3 bauleitungen AG Logo

br3 bauleitungen AG 

Ittigen · Since 2018

The core activity of br3 bauleitungen ag is the provision of construction management services for new buildings and renovations in the area of residential and multi-family houses as well as public buildings. The company offers specialized services such as construction management, project management and construction supervision and has an experienced team of architects, construction managers and project managers.

Construction & Project ManagementOwner's Representative
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Brandenberger + Ruosch AG Logo

Brandenberger + Ruosch AG 

Zurich · Since 1975

The company's core activity is consulting and providing services throughout the entire real estate life cycle, including owner consulting, real estate consulting and corporate consulting, with the goal of enabling owners and investors to make informed decisions and comprehensively plan their projects.

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BROTSCHI Hausbau GmbH Logo

BROTSCHI Hausbau GmbH 

Kriegstetten · Since 2008

The core activity of Brotschi Hausbau GmbH is the planning, construction and modernization of residential buildings and properties in Switzerland, particularly in the German-speaking region. This includes architectural services, property valuation, investment consulting and the construction of single-family homes, renovations and modernizations. The company offers individual solutions for builders and emphasizes sustainability, quality, punctuality and cost security.

General ContractorsOwner's Representative
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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.
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