Your metal construction specialist in Eastern Switzerland. We design, fabricate and install conservatories, patio and louver roofs, balcony extensions, carports, stairs, railings, doors (incl. fire-rated), windbreaks and balcony/facade glazing. Custom steel, stainless steel, aluminium and glass solutions with CAD design, structural calculations, building permits and after-sales service. From onsite consulting to handover—precise, on schedule and local. Visit us: Signalweg 1, 8590 Romanshorn.

Absolut vertrauenswürdige Firma. Verlässlich, kompetent, moderat im Preis. Herzlichen Dank! Lilly Specker

Ich habe nun schon zum 3. Mal kleinere Aufträge an Carl Franke vergeben. Jedes mal wurde ich sehr freundlich und kompetent durch Herr Scheifele empfangen. Die Aufträge wurden immer sehr schnell und perfekt ausgeführt. Diese Firma ist sehr empfehlenswert. Immer wieder gerne! Herbert Stoffel

TSJ Renovierungen is your trusted partner for bathroom renovations, interior design and home remodeling. Our skilled team offers tailored solutions from bathroom design and electrical installations to lighting concepts and painting. We focus on quality, precision and timely delivery to transform your living space. From consultation to completion, we provide professional support for every step of your project.

Hutt GmbH blends expert plumbing and sheet-metal craftsmanship with bespoke metalwork and custom motorcycle builds. Founder Remo Hutterli delivers precision and creativity—from single parts to full conversions. Bathrooms, roof drainage, metal one-offs or bike tuning: design, fabrication and installation from a single source. Built for function, aesthetics and durability—exactly the way you want it. Honest craft with character: high-quality, unique and made to last.

For over 90 years, WEBER AG in Amriswil has been your trusted regional expert for roofs, facades and solar installations. Whether flat or pitched roofs, roof greening, façade renovation or photovoltaic systems – we deliver tailor-made and sustainable solutions. As a certified member of Swissolar and the Building Envelope Association, we combine craftsmanship, efficiency and modern design. Quality and reliability from consultation to installation – all from one source.