Owner's Representative

Gruner AG 

Zollikofen · Since 2021

Gruner AG is an independent engineering and planning firm providing comprehensive services in building construction, infrastructure and energy. Its offerings include structural and geotechnical engineering, building services and energy systems, water and environmental engineering, digital engineering solutions and project lifecycle planning across all project phases.

Gruner AG 

St. Gallen · Since 2021

Gruner AG is an independent engineering consultancy providing planning and engineering services. It delivers comprehensive services across building construction, infrastructure and energy projects, including structural design, geotechnical engineering, building services design, energy production and distribution, transport infrastructure, environment and safety engineering, and spatial planning.

Gruner AG 

Köniz · Since 2023

Gruner AG is an independent engineering consultancy providing design and planning services in building construction, infrastructure and energy. Its competencies include structural and geotechnical engineering, building services and construction management, energy production and distribution, road and rail works, environmental and safety engineering, and spatial planning.

Gruner AG 

Zug · Since 2023

Gruner AG is an independent engineering and planning consultancy offering comprehensive engineering design and planning services in the areas of building construction, infrastructure and energy. Its services cover all project phases from strategic planning to commissioning and include competencies such as structural design, geotechnical engineering, building services, energy systems, infrastructure engineering and environmental engineering.

Gruner AG 

Martigny · Since 2023

Gruner AG is an engineering and planning consultancy offering services in building construction, infrastructure and energy. It provides engineering design and project services across all project phases — from strategic planning and construction to commissioning, operation, refurbishment, deconstruction and reuse — and covers disciplines such as structural and geotechnical engineering, building services, energy systems, transport and environmental engineering.

Hoch3 Baumanagement AG 

Stein Am Rhein · Since 2019

Hoch3 Baumanagement AG provides construction management, site supervision and fire protection services. The company offers independent consulting, planning and realization of architecturally challenging and complex construction projects, acting as overall project manager and coordinating the stakeholders involved. It also monitors costs, schedules and quality on site and develops project-specific fire safety solutions.

Hoch3 Baumanagement AG, Zweigniederlassung Winterthur 

Winterthur · Since 2023

Hoch3 Baumanagement AG, Zweigniederlassung Winterthur provides construction management, site supervision and fire protection services. The company offers independent consulting, planning and implementation for architecturally demanding and complex projects, acting as overall project manager and overseeing costs, schedules and quality control.

Laternser Waser AG 

Wallisellen · Since 2023

The core activity of Laternser Waser AG is the planning and construction of buildings, including the execution of construction projects, the provision of services in the field of construction and the management of construction projects.

SCANWOOD-Schuler & Elyes GmbH 

Baar · Since 1993

The core activity of Scanwood-Schuler & Elyes GmbH is the planning and realization of individual residential homes, particularly wooden houses, in German-speaking Switzerland. The company offers a comprehensive service that ranges from planning to completion of the house, including the construction of Minergie houses, single-family homes, prefabricated houses and modular homes. Additionally, the company also provides renovation and refurbishment services.

Schönenberger Architektur Immobilien GmbH 

Wil Sg · Since 2006

The core activity of Schönenberger Architektur Immobilien GmbH is the planning and realization of individual buildings, including new constructions, renovations and restorations, taking into account energy efficiency and ecological aspects. The company offers a comprehensive range of services, including appraisals, expert opinions, sales and management of properties.

soliro GmbH 

Geuensee · Since 2024

The company's core activity is providing consulting services in the field of construction and real estate. This includes, among other things: * Owner consulting and representation * Support in the acquisition or sale of real estate * Construction, real estate and energy consulting * Project analyses to identify opportunities and risks * Consulting and representation for condominium owners * Construction damage and defect management * Construction supervision and quality assurance * Assessment of the building substance * Construction economics and contract law The company thus offers comprehensive services for private and commercial builders, condominium owners and other stakeholders in the real estate industry.

2M Baumanagement AG 

Worb · Since 2021

The core activity of 2M Baumanagement AG is the provision of services in the field of construction, particularly: architectural services (design, planning, implementation), owner representation, condition analysis of properties, project management and organization, consulting for building owners, preparation of cost estimates and tender documents, contract negotiations and preparation of construction contracts. The company supports customers in planning and implementing construction projects, from the initial idea to completion.

apoint baubegleitung gmbh 

Sennhof (Winterthur) · Since 2018

The core activity of apoint baubegleitung gmbh is construction supervision and consulting, in particular the examination of construction projects, construction specifications and interface documents. The company also offers services such as contract review, project management and construction expert activities.

Archplan AG 

St. Gallen · Since 2001

Archplan AG is an architecture firm that provides architectural services from design through to project handover. The practice participates in competitions and studies, undertakes renovations and conversions, uses Building Information Modeling (BIM), and emphasizes resource-efficient materials and cost-conscious project planning.

BATEC Direction de Travaux SA 

Petit-Lancy · Since 2018

The core activity of BATEC is the provision of technical services and assistance for construction and building projects. This includes in particular: studies and planning for construction projects, cost estimates and budgeting, creation of building plans and details, obtaining building permits, tenders and awarding of contracts, project management and coordination, construction management and supervision, and assistance for builders and owners. The company thus offers a comprehensive range of services for the planning, execution and monitoring of construction projects.

Büchel Neubig Partner GmbH 

Weinfelden · Since 2003

Büchel Neubig Partner GmbH is an architectural practice offering design and execution services for buildings as well as energy assessments and the development of energy concepts. Its services include new construction, conversions and renovations (often with heritage authorities), construction management, client representation and energy consultancy such as energy checks and GEAK reports.

Hänzi Bauleitungen GmbH 

Lyss · Since 1998

Hänzi Bauleitungen GmbH provides construction management, project management and site supervision, together with client advisory services, cost planning and cost control for new-build and renovation projects. Specific services include tender documentation (NPK), scheduling, contract award, on-site supervision, construction accounting and coordination of warranty work.

Heiz-Bau GmbH 

Volketswil · Since 2018

The core activity of Heiz-Bau GmbH encompasses planning, construction management and real estate development in the field of construction, particularly in the construction of residential and industrial buildings. This also includes services such as owner representation, project management and taking responsibility for the entire construction process.

Horat & Partner AG 

Root · Since 2008

The core activity of Horat & Partner AG is the provision of services in the field of project and construction management, including renovation, reconstruction, condition analysis, construction cost calculation, tendering and client representation, particularly in the field of high-rise construction.

IMMOPRO AG 

Zurich · Since 1998

The company IMMOPRO AG offers services in the field of real estate and construction consulting. The core activity includes planning, creation and consulting of buildings, including risk analysis and development of solutions for the building owner. The company also publishes publications and technical articles on topics such as architecture, construction technology and real estate economics.