WBI AG is a Swiss planning and engineering consultancy delivering infrastructure, rail, structural engineering, municipal engineering, and surveying & GIS services. Since 1955 we manage all phases from studies to commissioning for public, industrial, and private clients. Offices in Regensdorf, Schaffhausen, Langwiesen and new Herisau ensure fast coverage across Northeastern Switzerland. Services include roads and utilities, urban drainage, bridges and structures, rail infrastructure, owner representation, spatial and transport planning, surveying, 3D laser scanning and GIS

Welcome to 3B Baumanagement, your trusted partner for construction project management, consulting, and supervision in Switzerland. Our extensive expertise in the industry enables us to provide tailored solutions for both private and commercial construction projects. Our dedicated team of qualified professionals ensures that your construction project is completed on time and within budget. Our Services: • Construction Project Management: Efficient planning, execution, and control of your construction projects. • Construction Consulting: Expert advice for all phases of your construction project, from planning to execution. • Construction Supervision: Professional oversight of the construction site to ensure the highest quality standards. Why Choose 3B Baumanagement? • Customer Satisfaction: We prioritize transparent communication and close collaboration with our clients. • Quality: Our expertise ensures the quality and efficiency of your construction project. • Reliability: Timely and budget-friendly implementation is our top priority. Rely on experience and expertise – trust 3B Baumanagement for your next construction project! Visit our website 3b-baumanagement.ch for more information and contact us for personalized consulting.

Our expertise covers all masonry and plastering work, both interior and exterior. Whether it's a new single-family home, bathroom or kitchen renovation, or façade refurbishment – we are your reliable partner. • New builds, extensions, and conversions (single-family homes, multi-family houses, garages, etc.) • Conversions of existing living spaces (bathrooms, kitchens, etc.) • Renovations of living spaces and entire buildings • Room layout changes (removing existing walls and building new ones) • New construction and renovation of agricultural buildings • General masonry and plastering work inside and outside • Customer masonry work (interior and exterior) • Landscaping work (terraces, driveways, retaining walls, etc.) Whether it's a new build, renovation, or conversion of your home – we ensure optimal and on-time planning and execution of your project. The project is designed based on your individual needs and wishes. Business owner and project manager Christoph Beerli has many years of experience. He draws plans, submits building applications, handles official clarifications, and manages construction. General Contracting: Planning, execution, and supervision of high-quality construction work are core competencies of Beerli + Venzin AG: • From single-family homes to small multi-family buildings •

AndEra AG in Stachen delivers visible quality and precision in window and facade construction. From windows and post-and-beam systems to exterior doors, we offer 3D design, professional consultation, and high-quality execution for new builds and renovations. Combining craftsmanship with sustainability and innovation, we create long-lasting, energy-efficient solutions that enhance both function and aesthetics. Visible quality. Visible added value – from concept to completion.