Construction & Architecture

Hochreuter Sanitär GmbH 

Gipf-Oberfrick · Since 2025

Hochuli Schreinerei GmbH 

Reitnau · Since 2000

The core activity of Hochuli Schreinerei GmbH is the manufacture and distribution of carpentry products, particularly windows, kitchens, bathrooms, rooms, doors and furniture. The company also provides interior finishing and construction management services.

Hofer Tiefbau AG 

Oberembrach · Since 2014

The core activity of Hofer Tiefbau AG includes civil engineering works, in particular: * Well constructions and renovations * Drainage works * Slope stabilizations * Basement drainage * Pipeline construction (sewer, water, district heating) * Stream constructions * Granite stone walls * Paving works * Trenchless pipeline construction * Controlled pressing In addition, the company also offers special services such as: * 24-hour emergency service for water pipe breaks and other emergencies * Environmental works (e.g. riding arenas, dressage squares, pond construction)

Thalrent AG 

Bösingen · Since 1997

Thalrent AG provides timber-construction and roofing services, including element construction, façades, carports, interior finishing, renovations and timber buildings for commercial or agricultural use. The company also lists consulting for building permits, liaison with authorities and coordination with other trades as part of its services.

Hofmann Holzbau GmbH 

Rorbas · Since 2010

Hofmann Holzbau GmbH is a carpentry and timber-construction company offering project management, interior fit-out, exterior timber structures and formwork for concrete. Services listed include ceiling and wall claddings, laminate/click flooring, insulation, carports, canopies, pergolas and façade work.

Holzart AG Innenausbau, Küchen, Fenster 

St. Stephan · Since 1979

Holzart AG Innenausbau, Küchen, Fenster is a joinery company that designs and manufactures interior fittings, custom kitchens and windows. The firm produces windows and doors (including solid wood, wood/metal and lift-and-slide systems) in its own workshop and uses a CNC 5-axis milling machine for production and assembly.

Holzbau Aachtal Immobilien GmbH 

Ennetaach · Since 2002

The core activity of Holzbau Aachtal GmbH is timber construction, particularly carpentry and prefabricated construction, as well as interior finishing. This includes cutting and erecting exterior walls and roof trusses, building timber elements, and interior finishing with modern and traditional materials such as reclaimed wood.

Holzbau Helfer AG 

Lurtigen · Since 2010

The core activity of Holzbau Helfer AG is the execution of carpentry work, particularly in the areas of: renovations and restorations of listed buildings, joinery work in interior construction, carpentry and wood constructions, wooden facades and interior construction, element construction and reinforcement of existing structures, and joinery, floors, doors and windows, benches and tables, and cabinets. The company also offers services such as consulting, planning and execution of carpentry projects.

Holzbau Hofmann Dänzer AG 

Bösingen · Since 2009

Holzbau Hofmann Dänzer AG provides planning, consulting and execution services in carpentry, bespoke timber work and roofing. Its offerings include element construction, façades, interior fit-outs, carports, renovations and support with permits, energy-related measures and coordination with authorities and other trades.

Holzbau Leuthardt AG 

Rümlingen · Since 1988

The company is primarily active in the field of timber construction and window construction, particularly in the manufacture and installation of windows, facades and other timber construction components. It offers regional quality work and places emphasis on environmental friendliness and circular economy.