Based in Bussigny, Efficience Énergie & Habitat optimises the energy performance of your buildings: audits, subsidised advisory services, assessments, home automation and CECB. Energy efficiency in everyday life, in your construction or renovation projects. Energy efficiency in the building sector: a global challenge In the face of climate and energy challenges, energy efficiency in the building sector has become a priority. In Switzerland, the Energy 2050 programme aims to reduce consumption through sustainable construction and high-performance renovations. Through SIA standards (380/1, 2031, 2040) and certifications such as Minergie or the CECB, building professionals are encouraged to incorporate energy optimisation strategies right from the design stage. Efficience Énergie & Habitat puts its expertise at the service of your project, with an integrated approach based on best practices.

The firm cares about its clients, their needs, and their dreams. An attentive ear is key to the design process as well as the journey through its construction. A strong relationship between clients, professional partners, and the 1point2 team is of utmost importance. It creates the space for a rich, harmonious, and efficient work process. This in turn takes into account the desires and needs of the client as well as the project constraints, which fuels the creation of a realistic architectural project that corresponds to the vision originally expressed. The project, building, office or home created is a space of architectural quality, both fully personalized and functional. 1point2 is your guide on this journey in order to have a positive and enriching experience.

Located in Crissier , in the dynamic area of Lausanne West , Clestra SA is a key player in modular partition systems and office space planning solutions in French-speaking Switzerland . As part of the Clestra Hauserman Group , the company supports architects , designers , corporate clients and property managers in the transformation of professional workspaces . All products developed by the Group are movable partitions or demountable wall systems , now considered an essential tool for designing, structuring and transforming modern office environments . Clestra office partitions offer flexibility , scalability and high acoustic performance , while maintaining a refined architectural design . From the very beginning, design has been a strategic pillar of Clestra’s R&D approach . Through close collaboration with architects and designers , the company continuously delivers innovative, customized office partition solutions that combine functionality , comfort and aesthetic excellence . In 2005 , the Clestra Hauserman Group , together with a team of forward-thinking architects, introduced pleinAir , a design-driven partition system that reflects a vision of open, bright and modular office spaces focused on well-being .