General Contractors

Schwarb Immobilien AG 

Frick · Since 2022

The core activity of SCHWARB IMMOBILIEN AG is the project development and construction of residential properties, particularly single-family homes and condominiums, in the Aargau region of Switzerland. As a general contractor, the company offers a comprehensive service that ranges from planning and developing construction projects to realizing and selling the properties.

SDEG Sàrl 

Marin-Epagnier · Since 2020

SDEG Sàrl is a general contracting firm that provides construction management and owner’s representative consultancy services. It supports companies, private clients, architects and public clients through all stages of new-build, renovation and conversion projects, including project coordination.

sebm AG 

Abtwil Sg · Since 2023

sebm AG provides general contracting services and offers architectural design, client-representation and construction management services, as well as project visualizations and support from planning through execution.

Seelhofer AG 

Wichtrach · Since 1978

The core activity of Seelhofer AG encompasses services in the field of real estate and construction, including: property management, rental, sales, management consulting, promotion, construction owner support, and project management. The company positions itself as a general contractor, offering a comprehensive range of services for real estate and construction projects.

Senn Construction AG 

St. Gallen · Since 2013

Senn Construction AG acts as a total and general contractor for the realization and renovation of residential, commercial and industrial properties. The company manages projects with in-house project and site managers and provides services including land acquisition, development, marketing, sustainability consulting, building services engineering and digital construction.

Senn & Senn AG 

Pfaffhausen · Since 1984

The core activity of Senn & Senn AG is the planning, realization and management of construction projects, particularly in the area of owner-occupied and rental apartments as well as single-family and semi-detached houses. The company offers services such as architecture, construction management and general contracting, and has many years of experience in the implementation of construction projects.

SERVA AIR SYSTEMS AG 

Oftringen · Since 1999

SERVA AIR SYSTEMS AG develops, manufactures and supplies systems for paint-mist extraction and process ventilation and associated filter media. Acting as a general contractor, the company provides consulting, engineering, plant construction, installation and service for coating and ventilation technology, and offers extraction units, drying systems, filters and accessories.

SF Raumwerk GmbH 

Neerach · Since 2017

The core activity of SF Raumwerk GmbH is the provision of services in the field of interior architecture and construction management. This includes in particular: planning and consulting for new buildings, renovations and conversions; creation of interior architectural concepts for residential, office, gastronomy and hotel areas; construction management and supervision of construction projects; consulting for renovation projects, materialization, conception and execution. The company thus offers comprehensive services for the planning, design and realization of construction projects.

SGU Bau AG 

Zurich · Since 2024

SGU Bau AG provides construction and real estate services focused on project development, construction delivery, and construction consultancy. Services include market and feasibility studies, cost planning, project management, property assessments, and risk and condition analyses.

SHB Generalunternehmung GmbH 

Lucerne · Since 2008

SHB Generalunternehmung GmbH is an architectural firm and general contractor providing building planning, client advisory, construction management and project leadership. The company undertakes single-family and multi-family housing, commercial and public building projects, as well as renovation and refurbishment works, and offers building-economics services.

Shop-Gastro Swiss AG 

Scherz · Since 2013

Shop-Gastro Swiss AG provides services for specialist retailers and supermarkets, specializing in shopping cart maintenance and service. The company also offers planning and general contracting for commercial premises, deconstruction, shop fit-outs and gastronomy projects.

Shopkonzept.ch GmbH 

Pfäffikon Sz · Since 2017

Sieber-Viertl Holzbau GmbH 

Diepoldsau · Since 1998

SIEGWART BAUTEC AG 

Buochs · Since 2020

SIEGWART BAUTEC AG is a construction firm that provides construction management, project management, general contracting and client-representation services. The company coordinates architects, specialists and contractors, handles cost control and construction accounting, and offers advisory services on real-estate management, concept evaluations and materialization/furnishing.

Simeon Baumanagement AG 

Trun · Since 2011

Simeon Baumanagement AG provides construction management and site supervision services. Its services include project management, planning management, construction supervision, owner-representation and advisory services, plus project controlling, cost planning and control, scheduling, tendering, contract administration, quantity surveying, billing, handovers, defect remediation and warranty management.

Sinus Technik GmbH 

Buttikon Sz · Since 2015

Sinus Technik GmbH is a general electrical contractor providing planning, project engineering, consulting and execution of electrical installations for private clients, public authorities and industry. Its services include building automation, photovoltaic systems, heat pumps, multimedia/network cabling, garage door drives, lighting systems and service/installation work.

Sinzig + Partner AG 

Bern · Since 2001

The core activity of Sinzig + Partner AG is the provision of architectural services, particularly the planning, development and realization of construction projects, including new buildings, conversions, extensions and renovations, as well as the management of construction projects from project development to commissioning and operation.

Sirius Architekten GmbH 

Wallisellen · Since 2024

The core activity of Sirius Architektur & Beratung is the planning, design and implementation of architectural projects, particularly in the area of renovation and new construction of residential and commercial buildings, with a focus on the renovation and revitalization of old buildings.

SKS Architekten AG 

Bern · Since 1977

The company SKS Architekten AG is an architectural firm specializing in the planning and realization of construction projects. The company's core activity includes providing architectural services, such as planning and designing buildings, renovating existing buildings, constructing new commercial buildings, and planning special projects, such as cheese factories. The company also offers services such as construction management and project management.

Skyline Architettura SA 

Paradiso · Since 2018

The core activity of Skyline Group encompasses several areas: 1. **Architecture**: Planning and design of buildings and spaces tailored to the needs of clients. 2. **Real Estate**: Purchase, sale, and management of properties, with each property carefully selected to meet client expectations. 3. **General Contractor**: Execution of construction projects, with all details professionally and precisely managed to achieve high-quality results. 4. **Invest**: Investment consulting and management in the real estate sector, supporting clients in selecting investment opportunities to build a solid and profitable portfolio. 5. **Food**: Operation of a gelateria offering high-quality, artisanal ice cream and a unique culinary experience. Overall, the core activity of Skyline Group can be described as a comprehensive service in the real estate sector, ranging from planning and design to purchase and sale, management, and investment consulting, complemented by a culinary component in the Food sector.