H. Rosenberger GmbH in Jona, Switzerland, specializes in professional timber construction, custom new builds, renovations and high-quality wood solutions. Since 2003, the company has delivered reliable craftsmanship and sustainable construction for private clients, architects and businesses. Services include timber consulting, planning and structural design, interior and exterior wood construction, staircase construction, dormer installations, roof windows, prefabricated element construction and terraces. With modern infrastructure and extensive expertise, Rosenberger creates durable and high-quality building solutions.

Adrian Fässler GmbH is a timber construction and carpentry company in Altendorf offering wood construction services and custom woodwork for private and commercial projects.

Olaf Meinig , based in Bichelsee in the Thurgau region, specializes in terrace construction, timber construction, garden pond building and custom wine cellars in Eastern Switzerland. With many years of experience in craftsmanship, the company designs and builds wooden terraces, garden landscapes and tailor-made wood projects for private and commercial clients. A key focus lies on high-quality wooden terraces made from thermowood, thermo ash or thermo pine , offering durability, sustainability and modern design. In addition, the company creates , outdoor living spaces and exclusive wine cellars tailored to each customer’s needs. From consultation and planning to professional execution , Olaf Meinig delivers custom solutions for garden construction, woodwork and terrace building in Thurgau and Eastern Switzerland .