Construction & Architecture

Peter Sonderegger Holzbau KLG 

Oberegg · Since 2016

The core activity of Peter Sonderegger Holzbau KLG is the provision of services in the field of timber construction, particularly: Timber construction (new construction, renovation, refurbishment), Interior finishing, Façade construction, Terrace construction, Insect protection. The company offers individual solutions and services in these areas, emphasizing quality, customer proximity, and regional presence.

PETRICCIOLI CONSTRUCTIONS S.A. 

Orsières · Since 1998

The core activity of Petriccioli Constructions SA is the execution of construction and engineering services, particularly in the following areas: building construction (Bâtiment), civil engineering (Génie civil), specialized civil engineering (e.g. tunnel construction), renovation and conversion of existing buildings (Transformation), work with natural stone (Pierre naturelle), seismic reinforcement and stabilization (Renforcements sismique), and work in challenging terrain (Travaux d'altitude). The company thus offers a wide range of services in the construction industry, from planning to the execution of construction projects.

Petro-Handels GmbH 

Wallenwil · Since 1997

The core activity of Petro Handels GmbH is the planning, construction, maintenance and servicing of petrol stations and facilities, including the delivery and installation of fuel pumps, automatic tank gauges, remote monitoring systems, AdBlue facilities and oil supply systems. The company also provides consulting and planning services as well as services in the area of tank inspection and petrol station construction.

Pfister AG Tank-Revisionen 

Elfingen · Since 1998

The core activity of Pfister AG Tank-Revisionen is the execution of tank revisions, tank refurbishments, and tank dismantling. Specifically, this includes: Tank revisions: regular maintenance and inspection of steel and plastic tanks to ensure their functionality and safety; Tank refurbishments: renovation and upgrading of existing tanks to extend their lifespan and improve their functionality; Tank dismantling: dismantling and disposal of old or no longer needed tanks, including steel and plastic tanks. The company offers these services to ensure the safety and functionality of tanks and to provide environmentally friendly solutions.

PHD Concept SA 

Geneva · Since 1997

The core activity of PHD Concept is the provision of architectural services, particularly the planning and design of interior and exterior spaces, taking into account functionality, aesthetics and sustainability. The company offers services such as architectural design, project management and consulting, and works closely with its clients to develop individual solutions that meet their needs and requirements.

C5 Architectes SA 

La Chaux-De-Fonds · Since 1997

C5 Architectes SA is an architectural firm providing design, project management and site supervision for industrial, public and residential buildings, as well as alterations and restorations. The practice also offers specialised services including BIM modelling, building condition and energy diagnostics (EPIQR+), owner’s representative (BAMO) services, technical and valuation expert reports, and preparation of condominium (PPE) dossiers.

C5 Architectes SA 

Neuchâtel · Since 2010

C5 Architectes SA is an architecture firm providing design and delivery for industrial, administrative, public and residential buildings, as well as interior projects and restorations. Services include architectural project management and site supervision, transformations and rehabilitation works, BIM services, building condition and energy-obsolescence diagnostics (EPIQR+), and technical/judicial expert reports.

Philippe Lega SA 

Versegères · Since 2010

The core activity of Philippe Lega SA is carpentry and joinery work, particularly the manufacture and installation of roof trusses (Charpente) and wooden frames (Ossature), as well as the renovation and restoration of old wooden buildings (Vieux-bois).

PICHALAIN SA 

Fuldera · Since 1972

The core activity of PICHALAIN SA is the manufacture and processing of furniture and interior fittings, particularly from local wood such as Arolla pine, larch and other regional woods. This also includes the planning, production and assembly of kitchens, interior fittings and other wood products.

Pierre Ménétrey Sàrl 

Vuissens · Since 2015

Pierre Ménétrey Sàrl is a landscape architecture practice that plans, designs, manages and conserves urban and rural outdoor spaces for private and public clients. The website states that Pierre Ménétrey is responsible for project execution and follow‑up, and that the office develops concepts and collaborates with external specialists.