As an experienced general contractor, we offer comprehensive solutions for new construction, building construction, civil engineering, remodeling, and renovations. Whether you’re building a new home, modernizing existing buildings, or planning your project from scratch – you’re in the best hands with us. With our full-service approach, we bring your visions to life efficiently and on time. Our team of skilled professionals supports you at every stage, from planning to handover, ensuring the highest standards of quality and reliability. Rely on our local expertise and years of experience for construction projects in Amriswil and surrounding areas that meet the highest expectations. Contact us for a personal consultation and see how we can turn your building project into reality!

Our real estate office has been a trusted partner for property sales and purchases in Amriswil and the surrounding areas for many years. We provide a comprehensive range of services, including property valuation, consulting, and personalized support throughout every step of the real estate process. Whether you're searching for your dream home, investing in profitable properties, or aiming for a successful sale, our team offers transparent, expert service to help you reach your real estate goals.

von A-Z absolut makellose Abwicklung. Ich bedanke mich auch auf diesem Wege beim Tectum-Team für die hervorragende Zusammenarbeit. Man merkt, dass Ihr echtes Interesse am Kunden zeigt und mitdenkt, mitwirkt und mitgestaltet, sowie die gesamte Vernetzung der Branche im Griff habt. Ich werde Euch stets und aus vollster Überzeugung gerne weiterempfehlen. Nochmals herzlichen Dank und liebste Grüsse R.E.

Kaufmann Oberholzer AG, with its five production sites and a highly skilled team, covers the entire spectrum of wood processing and offers all services from a single source (kitchens, stairs, windows and doors, KaufmannKlimahaus®, bathroom furniture, joinery work, glued laminated timber construction, engineered timber construction, and CNC/industrial solutions). During peak season, the Thurgau-based timber construction company completes a single-family house every two weeks. The company places particular emphasis on services related to construction management. Customer satisfaction and a trustworthy, recurring, and partnership-based relationship are key. For your project as well, the specialists will find an optimal, long-lasting solution. No matter how complex your plans are, rely on the expertise of Kaufmann Oberholzer AG.