Founded in 1900, Vernain SA, a family business, owned by the 4th generation has mastered its expertise in diamonds. With more than one century experience, Vernain SA is constantly working to find the best gems worldwide at the best price. Vernain SA mainly deals with jewellery manufactures or watch factories but also can assist in diamond investment. Vernain SA is making sure that all diamonds sold follow a strict ethical process. All diamonds are checked and certified in-house natural.

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The services provided by Lucchini & Canepa Ingegneria SA range over the various sectors of civil, rural and environmental engineering . In particular, thanks to both private and public clients, the firm has been able to design and build aqueducts , make watercourses safer and more natural, plan and solve water disposal problems , improve waste management , prepare expert reports and consultancy , and build roads, car parks and traffic calming works . In addition, we assist municipalities in drawing up master plans and issuing building permits as a technical office . In the structural sector , we collaborate with clients and architects in the construction of public and private buildings, industrial buildings, special foundation works, groundwater works and the support of excavation pits. The conservation and restoration of structural works is also an area of activity. Consultancy, feasibility studies, planning, design (preliminary, final and executive), documentation for tenders, deliberation reports, settlements, general and local management of works are offered and taken on. Planning and Municipal Technical Office • detailed plans • neighbourhood plans • regulatory plans • municipal technical office: checks on construction applications • municipal technical office: building site checks • municipal technical office: checks on drinking water connections • municipal technical office: sewerage connection checks Surveys and consultancy • technical advice to municipalities • technical consultancy in construction and planning • Improvement contributions • property surveys • court surveys • static surveys • evidence for future reference References Load-bearing structures • civil construction (public and private) • industrial buildings • special foundations and trench support • bridges and footbridges • rockfall networks • structural restoration • stabilisation of landslides and slopes References Roads and traffic • traffic calming • expert opinions on speed limitation and road structures • cycle paths • car parks and car parks • agricultural and forestry roads • cantonal roads • municipal roads References Watercourses • Embankments with cyclopean rock cliffs • Embankments with natural engineering • Reservoirs, retention basins and weirs • Correction of watercourses • flood hazard zone plans • renaturation of watercourses • torrent systems References Sewerage and purification • Public and private land registry • Disposal pipelines (gravity, pressure) • sewage and wastewater treatment plants • special structures (basins, drains, pumping stations, lifting stations) • General planning: Municipal General Disposal Plans (PGS) • general plans: General Disposal Plans for municipal PGSs • prospectus and construction contributions. References Aqueducts • storage facilities (reservoirs and collection/breaking chambers) • distribution plants and water networks • Water purification and treatment plants • Lifting facilities (pumping and overpressure stations) • water catchment installations (springs, groundwater, lake water) • general planning: General Aqueduct Plan - PGA • general planning: Cantonal Water Supply Plan - PCAI References Landfills and waste management • Urban waste collection centres (ecocentres) • underground containers and collection points • Landfills for inert materials • municipal waste management • special waste landfill management • recycling of inert materials • specific studies on slag disposal References Lucchini & Canepa Ingegneria SA was born from the merger of Società Anonima Lucchini Alberto SA (founded as a one-man company in 1999) with the Luigi Canepa Civil Engineering office (established in 2005). Lucchini & Canepa Ingegneria SA caters to: • PUBLIC BODIES • Providing many years of experience in design, works management and other related activities in the field of public works. • CONSTRUCTION PROFESSIONALS • Who require specialist services to support their projects, such as structural calculations and seismic verifications, safety coordination. • PRIVATE CUSTOMERS • Either to provide a full range of services, or for individual specialist, consultancy or support activities.

Founded in July 2022 by Olivier Deschenaux, Olivier Deschenaux Construction SARL, based in Écharlens, is known for its expertise in construction, renovation, and masonry. The company provides tailor-made services, from design to completion, to realize the dreams of its clients with the highest standards of quality and precision. Olivier Deschenaux Construction SARL serves the main cities across the canton of Fribourg, including Fribourg, Bulle, Romont, Estavayer-le-Lac, Villars-sur-Glâne, Marly, Gruyères, Payerne, Murten, Châtel-Saint-Denis, Attalens, Le Mouret, Corminboeuf, Courtepin, Givisiez, Avry, Vuadens, Pont-en-Ogoz, Neyruz, and Rue.

As specialists in Geneva and its canton, we focus exclusively on this privileged territory, enriched by its environment and diversity, to provide you with the most precise expertise possible. The foundational pillars of our House, our values, and our history tell the story of who we truly are, what we deeply believe in, and what makes us different. In our activity, the keyword is trust. A sentiment that requires much more time and perseverance to build than the most ambitious of buildings. Since 1872, our ethics have served as a compass, guiding us in all circumstances in our activities. We cherish this reputation as a precious asset inherited from previous generations and to be passed on to future ones. Our services: PROJECT MANAGEMENT & PROMOTION RENTAL SALES & BROKERAGE PROPERTY MANAGEMENT COMMERCIAL/ BUSINESS REAL ESTATE

SF-Tech Engineering GmbH is a small company in the Lucerne Seetal which offers a wide range of activities in the field of mechanical engineering, operational maintenance and laser technology. • Engineering Developing new things and exploring the limits of what is feasible is in our nature. To do this, we make use of all possibilities, from simple hand-drawn sketches to CAD and FEM programs. We offer everything from simple individual parts to finished systems with CE certification. • Production & assembly We can produce prototypes quickly and cost-effectively in our small production facility. For larger quantities or very complex workpieces, our manufacturing partners come into play. • Laser cutting systems With the Swiss representation of Oree Laser, we can offer a high-quality product at fair conditions. Laser systems in all dimensions and performance classes are represented. The advantages for you are obvious. You have a Swiss business partner for all activities. Advice, demonstrations, sales, installation, training and service are all carried out to Swiss quality standards. Visit us in our showroom. • Conveyor belt, InLine 20/160 The latest generation of InLine conveyor belts - without any interfering contours. Extreme conveying capacity with the lowest overall height makes this conveyor belt unique. Only the best materials and components are used. +100% Made in Switzerland