Construction & Architecture

Conovis AG 

Schindellegi · Since 2015

The core activity of Conovis AG is construction management, particularly the planning, coordination and supervision of construction projects on behalf of the building owner. This includes services such as consulting, feasibility studies, calculations, contractor evaluation, tendering, construction management, cost control and quality control. The company supports the building owner in the implementation of construction projects, from planning to completion.

Constantin S. GmbH 

Turtmann · Since 2016

The core activity of Constantin S. GmbH is the provision of services in the construction industry, particularly in the following areas: Painting (interior and exterior), Secondary work (e.g. demolition work, window installation, renovation of floors and walls), and Small construction and renovation work. The company offers these services to private and commercial customers, emphasizing quality, reliability, and competitiveness.

contratto ag 

Goldau · Since 2008

contratto ag is a construction company specializing in civil engineering, road construction and specialist deep foundation works, and it provides service and logistics solutions. The company also offers real-estate related services.

Conzeptra GmbH 

Aarau 1 · Since 2011

The core activity of Conzeptra GmbH is the planning, implementation and testing of passive safety installations in the road environment, in particular safety installations on roads, bridges, walls, railways and for two-wheeled vehicles as well as for groundwater protection. This also includes safety technical analyses, expert opinions, quality and factory inspections as well as training and standardization in the field of passive safety.

coora Architektur AG 

Langenthal · Since 1990

The core activity of Coora Architektur AG is the planning, design and realization of construction projects, including architecture, construction management, interior design and building planning. The company offers services such as design, planning, construction supervision and project management for various types of buildings, including residential, working, leisure and living spaces.

Cornaz-Fontanellaz Construction S.A. 

St-Légier-La Chiésaz · Since 1993

The core activity of Cornaz-Fontanellaz Construction SA encompasses the following areas: Building (construction of buildings, including villas, residential houses and other real estate properties), Renovation & Transformation (renovation and conversion of existing buildings), Civil Engineering (construction of infrastructure such as roads, bridges, canals and other public facilities), and Reinforced Concrete (construction of reinforced concrete structures). The company offers these services to both private and public clients, thereby covering a wide range of construction and related services.

Costrava Hoch- und Tiefbau AG 

Flamatt · Since 1979

Costrava Hoch- und Tiefbau AG is a construction firm active in building and civil engineering, delivering public buildings, single- and multi-family housing as well as new construction, conversions and renovations.

Cotting GmbH 

Aeschi B. Spiez · Since 2005

The company's core activity is the planning, execution and consulting of carpentry and joinery work, including the construction of log houses, agricultural buildings and other objects, as well as the carrying out of renovation and restoration work on buildings, including facade and roof renovation.

C. Pelletier Terrassement 

Le Noirmont · Since 2024

The core activity of C. Pelletier Terrassement includes the execution of works in the areas of excavation, digging and external development. Specifically, this includes: Excavation: Preparation of building land for new constructions, renovations and renovations; Digging: Excavations for the installation of sewage pipes, laying of cables and other underground work; External development: Design and maintenance of outdoor facilities, including earth removal, planting and other work; Creusage: Excavations for various purposes, including the installation of mini-STEP (small sewage treatment plants) for wastewater disposal; Remblaiement: Refilling of excavations and other work to restore the original condition of the terrain; Déneigement: Snow removal from roads, paths, parking lots and other areas; Maintenance and repair of forest and agricultural roads.

Craft Tec Scherrer 

Ettingen · Since 2022

The core activity of CT-Scherrer – Craft Tec Scherrer is the provision of services in the field of craftsmanship, particularly in the areas of: * Automation of existing systems * Sliding doors: service and maintenance * Construction and renovation * Interior and exterior renovation * Windows and doors * Specialized custom-made products * Sanitary installations * Door and gate systems * Garage doors The company thus offers a wide range of craft services tailored to the needs of private individuals and businesses.