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.

Danke

The competences of BRH-Architekten AG lie in the planning and execution of architecturally demanding new buildings and conversions, in the careful handling of existing and historical building fabric and its supplementation with contemporary means. We are interested in aspects of society, economy and the environment and how they affect architecture or can be influenced positively and sustainably by spatial and design means. Our firm handles all service phases according to SIA. The team consists of architects, construction technicians, draughtsmen, construction managers and administration. Thanks to this multidisciplinary composition and our many years of experience in all phases of architectural work, we can guarantee high-quality planning as well as professional and competent construction work. At the centre of the dialogue is the client with his wishes and requirements, whose interests we represent in every situation. We maintain open and direct communication with everyone involved in the project. Only in this way is it possible to combine creative design and construction management and to run a professional project organisation.

Eine alte Werkstatt in eine Traumwohnung umbauen? Diese Männer von Gebrüder Vogelsang AG sind gemacht dafür. Sei es das Badezimmer, Boden einlegen, neue Stromverteilung, Sanitär arbeiten, neue Wände einziehen oder die Gartengestalltung... Die Beratung ist ehrlich und auf jeden Wunsch wird eingegangen! Ein Traum!

Wir haben unsere Küche umbauen lassen und sind mit dem Endergebnis total zufrieden. Unsere Wünsche wurden berücksichtigt und entsprechend umgesetzt. Wir fühlten uns rundum wohl und wurden super beraten. Die Montage lief ebenfalls reibungslos und ohne Zwischenfälle.

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We are highly active in the PHOTOVOLTAIC market in the TICINO region, where we operate with a physical location and a solid network of qualified suppliers and installers. We offer high-quality solar systems, guaranteeing efficiency, reliability and comprehensive support at every stage of the project. At the same time, we supply WINDOWS AND DOORS that offer excellent value for money and can meet all aesthetic and functional requirements, with customised solutions for every type of property. AS PROTECH is a leading innovator in renewable energy and high-performance building solutions. We specialize in designing and delivering cutting-edge photovoltaic systems, windows, and doors, operating as a general contractor to provide integrated, customized solutions for individuals, businesses, and public administrations. With a forward-thinking vision, AS PROTECH is committed not only to providing advanced technological solutions but also to fostering a culture of sustainability, actively contributing to building development and urban regeneration.