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PG ist sehr freundlich ohne sich anzubieten; er handelt kompetent und rasch; er ist ein Einheimischer und kam daher im Problemfall sofort vor Ort erscheinen. Ich werde ihn auch ins vernünftige für alle anfallenden Arbeiten in meiner Liegenschaft in Brienz anfragen und beauftragen!

Koller-Computer GmbH is a company known for its customer-friendliness, punctuality, and excellent service. Our main areas of focus include: - Trading of hardware and software - Network technology and network security - Support and maintenance - Migration and optimization - Voice and VOIP (Voice over IP) - Data security and firewall technology - Consultation and integration of ICT and telephone services - Computer services - Sale of hardware and software of all kinds, including Apple products - Setting up internet connections, corporate networking, firewall SwisscomTV, mobile internet - Planning and implementation of IT networks for business and private sectors - Connecting home electronics (watching vacation photos on TV is no problem; we establish the connection) - Creating graphic products such as business cards, logos, websites, etc. - Telephone services - Internet telephony (Voice or IP) Sipcall, BluewinPhone, etc. - Planning and setting up telephone systems - Connection to computer network CTI - Administrative tasks such as mutations, relocation, etc.

Your Partner for Innovative Designs from Concept to Realization Designs A motivated team of experienced engineers, designers, and polymechanics equipped with modern infrastructure is available to assist you with your projects. Contact us for a personal consultation to discuss your challenges without obligation. Depending on your needs, we support you in the following areas: • Complete product development • Project management or specific tasks • 2D or 3D designs of all complexity levels • Feasibility studies • Manufacturing drawings • Assembly drawings • Assembly instructions • Maintenance manuals • Workshop manuals • Spare parts catalogs Calculations Save valuable time and benefit from our years of experience in the calculation and design of rail vehicles, cable cars, and machinery and plant engineering. Our practical experience simplifies implementation during manufacturing. We perform safety verifications in accordance with all applicable requirements (BAV, FKM, Eurocode, etc.), including: • Strength calculations • FEM analyses • Component approvals • Safety verifications • Damage analyses • Weight optimizations • Mechanical optimizations • Analysis of kinematic processes Approvals With years of experience in obtaining approvals, we provide competent and efficient support for your projects. Various rail and maintenance vehicles have received BAV approval through our work, including aerial work platforms mounted on rail vehicles. Our services include: • BAV approval for rail and maintenance vehicles • EN 12663 strength requirements for rail vehicle bodies • EN 14033 rail-bound construction and maintenance machinery • EN 280 stability requirements Production Our in-house workshop, equipped with an overhead crane, enables us to transform well-developed ideas into functional prototypes and models. We also manufacture ready-to-install components and tested, turnkey machines and systems. Welding Supervision We offer external welding supervision services for your operations. Our staff member Fabian Peter is certified as an International Welding Engineer (IWE) for such activities. Additionally, certified personnel are available to perform visual inspections of weld seams. Our services include: • Acting as responsible external welding supervisors (vSAP) in regulated sectors under the EN 15085 standard for rail vehicles • Preparation for welding certifications according to EN 15085 • Welding consultation for design, manufacturing, material selection, and calculations • Development and drafting of welding instructions (WPS) • Non-destructive testing (NDT) of welded structures

The Riesen Building Technology AG is a company with tradition and experience. We are your specialist for building technology. Here you will find personal and competent advice. The plumbing, heating, and roofing company Arthur Riesen AG was acquired by Daniel von Mühlenen in 2003 and transformed into Riesen Building Technology AG. Riesen Building Technology AG took over all 3 employees. Son Andres successfully completed his first apprenticeship as a roofer at LWB in Bern in 2006. After his apprenticeship in 2007 as a plumbing installer at Chapuis & Zürcher AG in Bern, he deepened his professional knowledge for another year. In 2010, Andres successfully obtained his 3rd Federal professional title as a heating specialist in building technology planning at Haustechnikplanung Abbühl in Spiez. To gain further professional experience, he also worked at Böhlen AG in Bern. In 2010, Andres joined the company at 40%. Since 2012, he has been acting as managing director. He is supported by his dedicated, long-standing plumbing and heating installers as well as a trained roofer. Our Services - Plumbing - Heating - Roofing - Lightning protection - Fireplace construction - Bathtub replacement - Solar - Enamel repairs We are happy to be your contact for work around your home. Customer satisfaction is of great importance to us. We guarantee this through quality, performance, and price. The building envelope has many requirements to fulfill. We are happy to assist you. From planning to complete execution. We are professionals with appropriate training. We don't leave our customers out in the rain.

We are the specialist for shingle roofs in the Bernese Oberland! The following services complete the diverse offerings of Rösti Bedachungen AG: pitched and flat roofs (new construction, renovations, and refurbishments), green roofs, Contec, facade and scaffolding construction, shingle roofs, handcrafted shingles made from local wood, Schipfi, natural slate, thermal insulation, installation of roof windows, solar roofs, lightning protection, snow removal, snow guards, maintenance work (removal of dirt from roof surfaces, cleaning of fittings and gutters, tightening of fittings, securing orthakens, replacing tiles/Eternit, leaf blower services), annual roof inspections by subscription, Velux windows, roof windows, bird spikes, marten inspections, and expert advice. Rösti Bedachungen AG was handed over to younger management in the summer of 2013. The foundation of Rösti Bedachungen AG was laid as early as the late 18th century when Johann Rösti produced the first shingles and re-roofed numerous houses and barns as a one-man operation. After nearly 40 years of active business, Hanspeter and Annekäthi Rösti had the pleasure of passing their company to the local qualified roofer André Brunner and his wife Susanne in the summer of 2013, as they smoothly transitioned into retirement. André Brunner completed his apprenticeship with roofer Ernst Kuhnen in Lenk, and after several years of gaining experience in his trade in the lowlands, he worked for 10 years in federal service. Today, the company employs up to 11 full-time and seasonal employees. Products and Services: • Pitched roofs • Flat roofs • Facade and scaffolding construction • Thermal insulation • New construction and renovations • Roof windows • Lightning protection • Maintenance work • Consultations • Solar technology and systems • Facades • Annual roof inspections by subscription

Welcome to Schürch Sanitär und Heizung Your Expert for Sanitary Installations and Heating Systems High-Quality Sanitary Installations for Your Home Whether it’s a new build, renovation, or modernization – at Schürch Sanitär und Heizung, we offer tailored solutions for sanitary installations that are not only functional but also meet the highest aesthetic standards. Why Are High-Quality Sanitary Installations So Important? Sanitary installations play a central role in our daily lives. From the morning shower to the evening bath, the quality and functionality of your sanitary facilities significantly contribute to your well-being. Modern sanitary installations are not only technically up-to-date but also a stylistic highlight in any bathroom. Our Services 1. Bathroom Planning and Design We guide you from the first idea to the finished dream bathroom. Our team of experienced planners and designers creates individual concepts that are precisely tailored to your needs and wishes. 2. Installation and Maintenance Our skilled professionals handle the professional installation of all sanitary facilities. Even after installation, we provide maintenance services to ensure the long lifespan of your facilities. 3. Modernization and Renovation Whether it’s replacing old sanitary installations or a complete bathroom renovation – we offer innovative solutions to transform your bathroom into a modern wellness oasis. 4. Barrier-Free Bathrooms Specifically designed for the elderly or people with limited mobility, we create barrier-free bathrooms that offer safety and comfort. Efficient Heating Systems for Your Home Whether it’s a new build, renovation, or modernization – at Schürch Sanitär und Heizung, we offer tailored heating solutions that are not only efficient and environmentally friendly but also provide the highest level of comfort. Why Are Efficient Heating Systems So Important? A well-functioning heating system is essential for a comfortable home. It not only provides pleasant warmth during the cold months but also significantly helps reduce energy costs. Modern heating systems are energy-efficient and environmentally friendly, thus reducing your expenses and benefiting the environment in the long term. Our Services 1. Consultation and Planning Our team of experts provides comprehensive advice on various heating systems and works with you to find the ideal solution for your home. We consider your individual needs and the structural conditions. 2. Installation and Commissioning Our experienced technicians professionally install your new heating system and commission it. We ensure the highest quality standards and smooth operation. 3. Maintenance and Repair Regular maintenance is crucial for the longevity and efficiency of your heating system. We offer comprehensive maintenance services and are quick and reliable in case of any malfunctions. 4. Modernization and Replacement Outdated heating systems are often inefficient and cause high operating costs. We modernize your heating system, ensuring it is up to date with the latest technology. Why Schürch Sanitär und Heizung? • Experience and Expertise: With many years of experience in sanitary installations and heating systems, we are your reliable partner. • Quality Products: We use high-quality materials and products from leading manufacturers. • Customized Solutions: We offer tailored concepts that perfectly fit your requirements. • Comprehensive Service: From initial consultation to installation and maintenance – everything from a single source. Sustainability and Environmental Protection Sustainability is important to us. We offer environmentally friendly heating solutions based on renewable energies to improve your carbon footprint. With modern heating technologies such as heat pumps, solar thermal systems, and biomass heating, we actively contribute to climate protection. Contact Us Let our experts advise you and find the ideal solution for your home. Schedule a non-binding consultation appointment. We look forward to meeting you! Schürch Sanitär und Heizung – Your Professionals for High-Quality Sanitary Installations and Efficient Heating Systems.