Construction & Project Management

Steiger & Cie Developments SA 

Verbier · Since 2007

Steiger & Cie Developments SA is a real estate firm offering brokerage, consulting and development services for holiday and mountain properties, including project management and renovation advisory. Its services also include management of property developments and bespoke concierge services, and the firm collaborates with Sotheby’s International Realty for brokerage.

Steiger & Cie Zermatt AG 

Zermatt · Since 2013

Steiger & Cie Zermatt AG is a real estate firm focused on alpine properties and brokerage in partnership with Sotheby’s International Realty. It provides sales and acquisition brokerage, consulting on property conception, design, development and renovation, project and property management, and bespoke concierge services.

sterren baumanagement gmbh 

Bürchen · Since 2018

The core activity of sterren baumanagement includes the planning, control and monitoring of construction projects, including construction management, project management, project development, real estate valuation and expert opinions.

Stettler Architektur und Baumanagement GmbH 

Zurich · Since 2013

The core activity of Stettler Architektur und Baumanagement GmbH is the planning, monitoring and control of construction processes, including architecture, construction management, overall management and client representation, from the study phase to the commissioning of a building.

Steven Zurflüh Bauberatung 

Muttenz · Since 2018

The company's core activity is construction consulting and support for clients in the construction industry, including the creation of tender documents, the conduct of price-performance competitions, project management and monitoring of compliance with costs, deadlines and quality by commissioned planners and contractors.

Stillhart Architekten AG 

St. Gallen · Since 1997

Stonelake SA 

Geneva · Since 2024

Stonelake SA is a general contractor providing construction services for new builds, renovations and transformation projects. The company also delivers design-and-build contracts, bespoke tertiary fit-outs, facility management and construction management/owner’s representation (AMO).

STREITHOFF Landschaftsarchitektur & Bauconsulting GmbH 

Zurich · Since 2020

The core activity of STREITHOFF Landschaftsarchitektur & Bauconsulting GmbH is landscape architecture and construction consulting. The company provides services in the areas of design, planning and project management for landscape architecture and construction projects.

Strimag AG 

Frauenfeld · Since 2018

The core activity of Strimag Baumanagement GmbH is the provision of services in the field of construction, particularly in the areas of: project development and management, construction management and supervision, renovation and refurbishment of buildings, restoration of listed buildings, and development and sale of condominiums. The company offers comprehensive services, from planning and development to execution and completion of construction projects, including monitoring and control of costs, quality, and deadlines.

Strimag Baumanagement GmbH 

Frauenfeld · Since 2020

Strimag Baumanagement GmbH provides construction management and site supervision services, including project development, permit submissions, planning and execution as a total contractor. The company also offers project and cost management, quality and schedule control, site coordination, risk management and sustainability consulting for building owners.

STRUBA AG 

Gais · Since 2008

The core activity of Struba AG is the planning, budgeting, renovation and construction of buildings, particularly residential houses. This also includes the restoration and conversion of old buildings, as well as the evaluation and appraisal of real estate.

Strüby Holzbau AG 

Seewen Sz · Since 2007

Strüby Holzbau AG provides integrated architecture and timber-construction services, covering project development, engineering, timber production, and project realisation and management. The company develops, plans and delivers real-estate projects across residential, industrial/commercial, renovation and agricultural sectors and uses Swiss wood in its constructions.

Strüby Konzept AG 

Bulle · Since 2010

Strüby Konzept AG provides integrated consulting, architectural design and engineering services, including project development and fire protection, and supplements its in‑house expertise with a network of external partners when required. The company supports clients from initial concept through planning and construction to handover and aftercare.

Strüby Konzept AG 

Seewen Sz · Since 1998

Strüby Konzept AG provides integrated advisory, architectural, project development and engineering services, supplementing in-house expertise with a network of external partners when required. The company supports clients from initial concept through project delivery to post‑handover services, including project management and aspects such as fire protection.

stucki bauleitung GmbH 

Basel · Since 2024

The core activity of the company "stucki bauleitung GmbH" is the provision of construction management services, including project and construction management, cost and schedule planning, tendering, quality assurance and control of construction phases, as well as local construction management, particularly for construction and renovation projects in Northwestern Switzerland.

Studer Elektro + Projektleitung GmbH 

Meierskappel · Since 2017

Studer Elektro + Projektleitung GmbH provides electrical project management and delivers planning and execution of high- and low-voltage electrical installations for new constructions and renovations. Services include preparation of tenders and schematics, concepts for shared self-consumption (ZEV) and renewable energy, photovoltaic systems with or without storage, IT/building cabling, and service, maintenance and lighting-technical consulting.

Studer Wohnklima GmbH 

Winterthur · Since 2003

The core activity of Studer Wohnklima GmbH encompasses three main areas: 1. **Construction Accompaniment and Consulting**: The company provides personal support for construction projects, including the selection and coordination of materials, as well as the implementation of customer wishes. 2. **Custom-Made Furniture**: The company manufactures furniture according to customer specifications, including the restoration and sale of antiques. 3. **Restoration and Sale of Antiques**: The company offers restoration and sale of unrestored and restored furniture from various epochs, including appraisals and consulting.

Studio Arco Bau GmbH 

Winterthur · Since 2024

Studio Arco Bau GmbH is an architecture and design practice providing planning and realization services from initial sketch through to project completion. Services listed on the website include feasibility studies, project planning and execution, and development of unconventional objects such as tiny or modular houses and art installations.

Studio GN Project Sagl 

Bellinzona · Since 2024

Studio GN Project Sagl is an architectural and project management practice that provides design services, construction supervision and technical assessments.

STUDIO MN SAGL 

S. Pietro · Since 2009

The core activity of Studio MN encompasses the following precise activities: 1. **Construction Management** (Bauleitung): The company offers services in the field of construction management, which includes planning, coordination, and supervision of construction projects. 2. **Prefabricated Building** (Vorfertigte Bauweise): Studio MN specializes in the planning and realization of prefabricated buildings, particularly in wood. 3. **Consulting & Intermediation** (Beratung und Vermittlung): The company provides consulting services in the construction industry and also acts as an intermediary between clients and contractors. Overall, the company's focus is on planning, realization, and consulting in the construction industry, particularly in prefabricated building.