stetra GmbH and SteelFire specialize in high-quality metal construction, balconies, railings, stairs, doors, and custom steel structures in Switzerland. We provide tailor-made solutions for residential and commercial projects, including balcony glazing, glass railings, and canopies. SteelFire enhances outdoor spaces with stylish fire bowls, premium barbecue accessories, and exclusive garden furniture. Our products stand out for their precision craftsmanship, durability, and elegant design. Trust Swiss expertise for metal construction and sophisticated outdoor living solutions.

Sehr freundliche und kompetente Beratung.

Exhibition by appointment: Burgisteinstrasse 1, Wattenwil Thierstein Treppen AG is a family business that has been based in Wattenwil near Thun for 26 years. We specialise in the manufacture of staircases made of wood, steel, glass and stone for indoor and outdoor use. Our proximity to timber construction enables us to offer unusual solutions and fulfil your wishes with a wide range of experience. Our working area covers the canton of Bern and neighbouring areas. We attach great importance to providing our customers with honest and competent advice.

Our company is specialised in the following areas • Steel construction and renovation • Breakdown service • Locks • Cylinders, keys • Safe deposit boxes • Barriers • Railings • Windows, screens • Entrance doors • Shutters • Glazier, glaziery, replacement of glass of all kinds.

A conseiller travail propre bien effectué beaucoup de goût Artisan à conseiller

Company founded in 1996, 25 employees, active throughout the French-speaking part of Switzerland. Qualified personnel, modern and efficient equipment, ISO 9001 certified. General carpentry for villas, buildings, offices, hotels, public buildings, schools, renovations, conversions. Highly versatile, accepts all mandates. Manufacture and installation of exterior joinery: wooden doors and windows, wood-metal doors and windows, wooden and wood-metal entrance doors, shutters, facade slats, window frames, balconies and barriers. Manufacture and installation of interior joinery: communication doors, landing doors, EI30 fire doors, security doors, soundproof doors, cellar doors. Manufacture and installation of general joinery: Shelves, embrasures, curtain rails, blind boxes, radiator covers, panelling, linings, partitions, stairs, barriers, handrails, floors, parquet and floor coverings, insulation work. Manufacture and installation of fittings: kitchens, wall cupboards, laboratories, receptions, café-restaurants, bathrooms, stands and watch decoration. Staron Quality Partner approved transformer for kitchen worktops, bathroom fittings. Translated with www.DeepL.com/Translator (free version)