Owner's Representative

Roger Zeier Bauökonomie AG 

Windisch · Since 2024

The core activity of Roger Zeier Bauökonomie AG is the provision of construction economics services, in particular cost planning, control and management for construction projects, as well as owner consulting.

ROLSTA GU GmbH 

Kappel So · Since 2009

ROLSTA GU GmbH provides independent construction consulting and project support, advising from the initial investment idea through production and logistics planning to general planning for extensions, conversions and new builds. Services include cost, quality and schedule control, owner meetings, construction handovers and regular inspections to prevent construction defects.

Romano & Partner GmbH 

Altendorf · Since 2008

The core activity of Romano & Partner GmbH is integral real estate management, which encompasses holistic consulting, determined development, careful implementation in construction and needs-oriented management of properties. This includes services such as advising, developing, building and managing properties, as well as project management and facility management.

Ruth Scheidegger + Partner GmbH 

Sumiswald · Since 2019

The core activity of Scheidegger + Partner GmbH is consulting and supporting renovation and reconstruction projects, particularly in the planning and organization of renovation work, as well as in negotiations with insurance companies in the event of storm damage.

Rychener Partner AG 

Horgen · Since 2011

The core activity of Rychener Partner is the provision of services in the field of construction, particularly in construction management and technical drawing.

Rypla GmbH 

Schliern B. Köniz · Since 2023

Rypla GmbH provides planning, project management and construction supervision for renovations, new buildings and energy-related refurbishments, including interior updates such as kitchen modernisations. The company supports building projects from needs assessment and design through to execution and completion.

Safeguard Brandschutz GmbH 

Dierikon · Since 2018

The core activity of Safeguard Brandschutz GmbH is the consulting, planning and implementation of fire protection measures for construction projects, particularly in the areas of commercial, industrial, residential and hotel buildings. The company offers services such as fire protection consulting, planning, quality assurance on the construction site and project management in close coordination with the relevant authorities and building insurers.

SAMARA CONSEIL Sàrl 

Geneva · Since 2023

The core activity of Samara Conseil is consulting and supporting the construction industry, particularly in the economic efficiency of construction projects (Construction Economics) as well as assistance in owner representation (Assistance to Project Ownership).

samuel-gerber.ch AG 

Herzogenbuchsee · Since 2005

samuel-gerber.ch AG provides consultancy and planning services for real estate and the built environment, advising organisations and individuals on analysis, strategy, planning and project implementation. Services include project management, owner representation (construction trust), property valuation, marketing and real estate transactions, as well as workshops and leadership support.

Sandbox Projects Baumanagement AG 

Winkel · Since 2021

Sara Immo AG 

Seltisberg · Since 2013

The core activity of Sara Immo AG encompasses planning, project development, construction including construction management, as well as the purchase and sale of real estate, particularly in the area of new buildings and renovations, with a focus on fairness, quality, professionalism, transparency, and sustainability.

SC4S Partner GmbH 

Zurich · Since 2019

The core activity of SC4S Partner GmbH is owner representation, owner consulting and real estate consulting. The company supports and represents its clients in construction projects, particularly in the planning, execution and monitoring of construction projects, providing technical expertise and personal commitment.

S-ce consulting AG 

Zurich · Since 2011

The core activity of S-ce consulting AG is the consulting and support of customers in the development and implementation of transport projects, particularly in the areas of mobility and transport. The activities include project management, project definitions, tendering procedures, transport consulting, expert opinions, second opinions, transport monitoring, impact controls, future research and creative workshops. The company supports customers in developing sustainable and forward-looking solutions to the challenges in the transport sector.

Schaub Bauexperten GmbH 

Basel · Since 2008

The core activity of Schaub Bauexperten GmbH is the provision of services in the fields of architecture, construction engineering, building technology, and project management. This includes, among other things: architectural and design services, construction and building technology services, expert opinions and appraisals, including court and private appraisals, project management and owner representation, troubleshooting and damage analysis, construction management and supervision. The company thus offers a comprehensive range of services for building owners, architects, and other stakeholders in the construction industry.

Schmid Immobilientreuhand 

Solothurn · Since 1996

The core activity of Schmid Immobilentreuhand is the provision of services in the field of real estate, including property management, brokerage and consulting.

Schneebeli BauControl AG 

Baar · Since 1995

Schneebeli BauControl AG provides client-representation and architectural services, supporting clients from needs analysis through move-in organization. The firm handles project development, realization and renovation of complex buildings and monitors quantity, quality, schedule and cost requirements. It also offers neutral troubleshooting support for issues arising during project execution.

Schüssler GmbH 

Steckborn · Since 2019

The core activity of Baubewusst is the provision of services in the field of construction, particularly in independent construction consulting, efficient construction management and sustainable building biology for private and institutional new construction, renovation and refurbishment projects.

Schweitzer Bauleitung GmbH 

Kirchberg Be · Since 2021

The core activity of Schweitzer Bauleitung GmbH is the provision of services in the field of construction management and consulting. Specifically, this includes: tendering and bid comparison, contract negotiations, construction contracts, construction management and cost control, commissioning and construction documentation, warranty work and construction expert opinions, holiday representation, new construction and renovation. The company supports customers in the planning and execution of construction projects and offers consulting and management services to ensure a successful and cost-effective project.

Sej Baumanagement GmbH 

Horgen · Since 2020

The core activity of Albert Sej Baumanagement GmbH is construction management, particularly planning, consulting, monitoring and support of construction projects in the canton of Zurich and its surroundings, for both residential and commercial properties, new buildings and renovations.

Sicuro Beratung und Immobilien AG 

Bonstetten · Since 2023

Sicuro Beratung und Immobilien AG provides construction consulting, project support, and property management services. The firm offers independent technical advice and supports projects from planning through to completion.