Based in Sarmenstorf, Switzerland, Retrotec is your reliable partner for custom technology solutions. From electrical engineering and IT networks to control systems and electronics, we bring your visions to life. With Swiss precision, extensive experience, and state-of-the-art technology, we deliver the highest quality standards to realize your projects efficiently and sustainably. Electrical Engineering: Tailored Solutions for Industrial Applications Retrotec provides bespoke control systems, energy management solutions, and custom machinery and prototypes. • Energy Efficiency & Security: Optimize your systems for sustainable energy use and transition to renewable resources with our expertise. • Custom Control Systems: Unique solutions designed to meet your specific needs, ensuring flexibility and operational excellence. Let us transform your challenges into solutions, from concept to commissioning. Electronics: Repair, Optimize, Innovate From developing innovative prototypes to restoring older systems, Retrotec offers comprehensive electronic services. • Retrofit: Modernize existing machines for enhanced performance and sustainability – an affordable alternative to new purchases. • Prototyping: Bring your product ideas to life with precision and attention to detail. • Repairs: Our extensive component inventory and reverse engineering expertise enable us to restore nearly any device. At Retrotec, innovation and sustainability are at the core of everything we do. Control Systems & Machinery: Custom-Made for Your Business Retrotec specializes in building customized machinery and control systems tailored to your exact requirements. • Specialized Solutions: From small series production to fully customized designs, we deliver what your business needs. • Industrialization Support: Transition smoothly from prototype to mass production with our expertise. Our mission is to exceed your expectations with intelligent engineering and top-tier quality. IT & Networks: High-End Technology for Maximum Performance In today’s digital age, Retrotec is your trusted partner for secure and high-performance IT and network solutions. • Data Centers: Efficient, scalable server rooms designed for maximum uptime and reduced operational costs. • Network Infrastructure: High-performance solutions featuring the latest hardware and connectivity technologies. • Cybersecurity: Safeguard your data with firewalls, VPNs, two-factor authentication, and more. Boost productivity, security, and speed with IT solutions designed by Retrotec. Why Choose Retrotec? • Swiss Quality: All our development, design, and manufacturing is proudly Swiss-made, ensuring precision and durability. • Sustainability: We prioritize eco-friendly processes and resource-efficient solutions. • Customer Focus: From initial consultation to delivery, our dedicated team supports you every step of the way. Start your next project with us! Visit our website at www.retrotec.ch to learn more about our services and capabilities.

Roli GmbH , based in Basel, is a regionally active and specialized service provider focused on leak detection and waterproofing inspections for flat roofs . We support property developers, architects, facility managers, and insurance companies in the reliable analysis and maintenance of flat roof systems – from single-family homes to industrial buildings. With years of experience and the use of advanced technologies, we are a trusted partner for precise, non-invasive leak detection , technically sound inspection methods , and clear, structured documentation . Our guiding principle: Find the root cause – not just treat the symptoms . Our Core Services Flat Roof Leak Detection Using cutting-edge technologies such as moisture sensors, smoke tests, thermography, and electronic pulse systems, we locate weaknesses quickly and accurately – even in complex roof constructions. Waterproofing Integrity Testing For both new and existing buildings, we verify the performance of waterproofing systems before handover or use – with fully documented, protocol-based and independent testing procedures. Roof Inspection with Report We carry out structured condition assessments of flat roofs, including photo documentation and maintenance recommendations – ideal for damage prevention or decision-making in renovations. Expertise Across All Roof Types Experienced in cold roofs, warm roofs, inverted roofs, green roofs, and walkable/drivable roof systems. Who We Work With • Architects & General Contractors – for acceptance tests or quality assurance • Property Managers & Homeowners – for water damage diagnostics, leak assessment or renovation planning • Insurance Companies & Surveyors – for neutral and technical evaluations • Industrial & Commercial Clients – for routine roof checks and safety assessments Locally Rooted – Available Nationwide Our core service area includes Basel, Basel-Landschaft, Aargau, Solothurn, and the Northwestern Switzerland region. Upon request, we are also available throughout Switzerland. Flexibility, short response times, and clear communication are our daily standards. Why Roli GmbH? • Independent & Objective: We don’t sell sealing materials – we identify causes. • Technically Reliable: Use of professional-grade tools and methods • Documented & Transparent: You receive clear inspection reports, including testing protocols if needed • Client-Focused: Personal consultation, transparent process, and fair pricing Roli GmbH – We make flat roofs understandable. A hidden leak? We’ll find it – before it becomes expensive.

Bodenbelag • Bodenleger Möhlin • fliesen • Parkettöl • verlegen Parkett, Laminat, Kork, Linoleum, Novillo • Reparatur • Parkettboden • Bodenrenovierung • Parkett verlegen • sanieren • Wand und Bodenbeläge Frick • Bodenbeläge • Boden verlegen • Holz • Bodenverlegung • Parkettmuster • Bodenleger Fricktal • Kork • Fliesenleger • renovieren • Vinyl • Linoleum • Parkett und Handwerker • Bodenleger Frick • Bodenleger Parkett • schleifen • Parkettarten • Parkettverlegung • Fußboden • Parkettpflege

We are a family-run landscaping and garden construction company based in Basel, Nenzlingen, and Liestal. For many years, we have been designing and maintaining gardens and outdoor spaces that combine natural beauty with quality of life. Our strength lies in personal consultation and customized solutions – always tailored to the needs and wishes of our clients. Our services include all aspects of landscaping and horticulture: planting, lawn and flowerbed design, natural stone and woodwork, paving, pathways and patios, as well as ponds and water features. We also provide professional garden care such as lawn mowing, hedge and tree pruning, seasonal planting, and sustainable irrigation systems. Whether it’s a private garden, a green area, or the design of public outdoor spaces – we combine craftsmanship with passion. Our goal is to create green oases that bring lasting joy and enhance everyday living.

Wir sind sehr zufrieden mit der Dämmung unserer Heizung und Sanitären- Anlagen. Freundliche und Motivierte Mitarbeiter. Empfehlenswert

New bathtub in just half a day! We bring new shine to your bathroom Services for property managers, hotel operators, plumbers, architects and private individuals. ⇒ Replace bathtub without tile damage or construction waste Is your bathtub or shower tray worn out...? Do you have enamel damage on the surface...? Is a bathroom renovation too expensive...? Do you want short installation and repair times? Do you want no dirt and no defective tiles? Your solution, Badewannenprofi GmbH ! no building rubble, tile damage or anything else due to the replacement renovation within a few hours we dispose of the old bathtubs in an environmentally friendly way All-inclusive price for all work involved (for your planning security) renewal of the siphon including inspection of the connection pipes satisfied tenants and owners, as there is no loss of use You look brilliant again! Badewannenprofi GmbH is a specialised licensee of the Respo-Technik® system, which has been tried and tested since 1965. In addition to the replacement, use and repair of existing bathtubs and shower trays, we offer a wide range of services in the wet area.

Since its foundation in 1993, Brodmann AG has been a young, dynamic team consisting of two divisions. Graphics : Lettering, digital printing Painting : exterior and interior painting and insulation work for private customers, retirement homes and property management companies. Our goals are to act in a customer-orientated manner, to offer the best price/performance ratio and to provide ecological and high-quality products. The pleasure we take in our work is what drives us to perform at our best time and time again. YOUTUBE VIDEO Painting Colour advice and design with colours, materials and textures Façade and interior renovations Painting façade and interior insulation Thermal refurbishment through interior and exterior insulation Clay plasters for your well-being Interior design through wallpapering, filling and glazing techniques Removal of mould infestation Anti-graffiti protection Own scaffolding Environmentally friendly disposal concept incl. splitting plant We use solvent-free products wherever possible - for the sake of your health and the environment. Graphics UV digital printing (direct printing on rigid media with a maximum size of 2500 x 4000 mm in one piece and a height of up to 50 mm). Flexible materials such as films, sheets, APG paper, etc. are also no problem for us. Advertising and façade banners signage Building advertising Information signage systems Building labelling Tram advertising Shop window lettering Vehicle labelling Perimeter advertising

Alle Mitarbeiter waren sehr professionell und haben sich unglaublich eingesetzt in einer schwierigen Lage. Auf der vermittelnden und finanziellen Ebene haben sie ganz viel drauf. Auch der Käufer schien sehr glücklich über den Kauf. Ich könnte kein Détail finden, das zu beanstanden wäre. Einfach perfekt. Sehr professionell! Danke!