Architecture Firms

Oberholzer Architektur AG 

Sempach · Since 2015

The core activity of Oberholzer Architektur AG is the planning, design and realization of architectural projects, including project management and building economics. The company offers services such as design, planning, project management and construction supervision for residential and commercial buildings, as well as renovations and conversions.

Offconsult AG 

Zurich · Since 1997

The core activity of Offconsult is the consulting and implementation of innovative space concepts and office planning with a focus on New Work and flexibility. This includes: Consulting in the areas of New Work, Workplace Design and Strategy, Interior Design and planning of office and work environments, Construction Management and Project Management, as well as Workplace Management and customer support during project implementation. Offconsult thus offers a comprehensive range of services to support customers in designing and implementing forward-looking work environments.

on3 AG 

Basel · Since 2011

on3 AG is an architecture firm providing concept and design work as well as comprehensive planning services for residential, commercial and public buildings. The firm handles all project phases — study and design, cost estimation, execution planning, construction management and handover — and also undertakes renovations, conversions and interior projects; a related company serves as a general contractor for housing developments.

ON3 ARCHITEKTEN GmbH 

Basel · Since 2004

ON3 ARCHITEKTEN GmbH is an architectural practice that carries out all planning and realisation phases, from study and design through execution planning to construction and site supervision. The firm designs single-family homes, residential and commercial buildings as well as public projects, and undertakes renovations, conversions and interior fit-outs, with a focus on housing. The practice also operates the related company on3 neues wohnen ag as a general contractor and offers an associated interior furnishing activity.

on3 neues wohnen ag 

Basel · Since 2009

on3 neues wohnen ag is a general contractor for residential development that develops and delivers housing projects. The company manages planning, coordination and implementation tasks on behalf of clients.

Oppliger GmbH 

Balsthal · Since 2015

The core activity of Oppliger GmbH is the provision of architectural and construction management services. This includes planning and CAD services, support for the realization of construction projects through local construction management, and the digitization of existing paper plans. The company also offers visualization services, including virtual tours of future construction projects.

Oxid Architektur GmbH 

Zurich · Since 2002

The core activity of Oxid Architektur GmbH is the planning and design of construction projects, particularly in the field of timber construction and the repurposing of existing buildings. The company provides architectural services, including the planning, design and realization of buildings and spaces.

Pensa Architekten AG 

St. Moritz · Since 2008

Pensa Architekten AG is an architectural firm providing architecture and interior design services for new construction, conversions and renovations. Its services include urban design, master planning and construction management, client advisory and representation, feasibility studies, project development, expert reports, property valuation and property management for condominiums and rental properties.

Pensa GmbH 

St. Moritz · Since 1998

Pensa GmbH provides architectural and interior-architecture services, including urban planning, overall project planning and construction management. The firm also carries out client representation, project development, feasibility studies, property valuation and the administration/asset management of condominium and rental properties.

Probatec Sàrl 

Monthey · Since 1996

Probatec Sàrl provides architectural and general-construction services, including design, technical drawings and construction management. Services cover new builds and renovations, support for energy-performance works and the sale of real-estate projects via probatecimmo.ch.

Raumwelt AG 

Chur · Since 2015

The core activity of Raumwelt AG is the planning and design of interior spaces, particularly kitchens, bathrooms and living rooms. The company offers services such as interior architecture, space planning, renovation and refurbishment. Additionally, the company also distributes furniture and lighting products from various manufacturers, such as HAY and Flos.

Raumwunder - Sander Architektur GmbH 

Büsserach · Since 2018

The core activity of Raumwunder - Sander Architektur GmbH is the planning, design and realization of new and renovation projects, conversions, extensions and additions in the areas of single and multi-family homes as well as office and commercial buildings.

rba architekten gmbh eth sia 

Olten · Since 2014

The core activity of RBA Architekten is the planning, design and realization of new and renovation projects in the field of architecture.

Redowa Sàrl 

Renens Vd · Since 2022

The core activity of Redowa is the provision of services in the field of architecture and design.

RLJ Ingénieurs Conseils SA 

Penthalaz · Since 1989

The core activity of rlj. ingénieurs conseils sa is to provide engineering services in the field of construction, particularly in the areas of: structural planning (wood-concrete-metal), Building Information Modeling (BIM), seismic engineering (earthquake safety), hydraulic networks (water and sewage systems), fire safety, building heightening, and urban planning. The company also offers specialized services such as the design of translucent photovoltaic roofs and the renovation of bridges.

Roland Schlup Architektur AG 

Detligen · Since 1992

The core activity of Roland Schlup Architektur AG is the provision of architectural services.

Rondom GmbH 

Appenzell · Since 2018

The core activity of the company "rondom" is the design and development of spatial and graphic concepts for companies, exhibitions, and museums. This includes in particular: Graphic design (e.g. logos, illustrations, posters), spatial design (e.g. shop building, trade fair stands, exhibitions), branding and re-branding, web design, and concept development for brand worlds and events. The company thus offers a comprehensive service in the field of visual communication and brand appearance.

Ruinelli & Associati, architetti SA 

Soglio · Since 1999

Ruinelli & Associati, architetti SA is an architectural practice providing design and project services for residential and public buildings, including restorations and conversions. The firm documents completed projects, participates in design competitions and issues publications and exhibitions.

Sanibel Innenarchitektur GmbH 

Erlenbach Zh · Since 2013

The core activity of Sanibel Innenarchitektur GmbH is the planning and realization of individual spatial concepts, particularly in the areas of interior architecture, interior design, kitchen planning, bathroom planning, floor plan optimization, color consulting, lighting planning, and garden design. The company provides its customers with comprehensive consulting and support in the design and furnishing of living spaces, bathrooms, kitchens, and other rooms, with the goal of fulfilling the customers' personal wishes and ideas.

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.