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company directory

Kolgeci Dent GmbH 

Interlaken · Since 2021

Putzteufel GmbH 

Interlaken · Since 2000

The core activity of Putzteufel GmbH encompasses various services in the field of cleaning and building maintenance. These include: office and practice cleaning, window cleaning, caretaker services (weekly cleaning of stairwells and entrances), maintenance cleaning (systematic cleaning with checklists tailored to customer needs), and construction cleaning (cleaning of new buildings and renovations of apartments and buildings). The company offers these services at various locations in Switzerland, including Interlaken, Thun, Münsingen, and Hindelbank.

Rossel Bedachungen + Holzbau AG 

Interlaken · Since 1985

The core activity of Rossel Bedachungen und Holzbau AG encompasses the planning, preparation and implementation of timber construction work, including element construction, interior finishing, staircase construction, roofing and façade construction. The company also offers special services such as solar systems and wood design.

von allmen architekten ag 

Interlaken · Since 2005

The core activity of the company "von allmen architekten ag" is the provision of architectural and planning services, including: project planning and execution, feasibility studies, general planning, competitions, and fire protection planning. The company also offers services in the areas of construction management and drafting.

Zumkehr AG Heizung und Sanitär 

Interlaken · Since 1988

Zumkehr AG Heizung und Sanitär is a technical office and installation company providing planning, installation and maintenance of heating and sanitary systems. Services include boiler renovations, bathroom refurbishments, solar hot-water systems, heat pumps, ground probes and a 24-hour repair service.

Bieri Treuhand GmbH 

Interlaken · Since 1994

The core activity of Bieri Treuhand GmbH is the provision of fiduciary services and consulting in the areas of finance, business administration, and tax law. This includes in particular: accounting and annual financial statements, tax consulting and planning, corporate consulting for start-ups, transformations, and succession planning, personnel administration and payroll accounting, financial accounting and year-end processing. The company thus offers comprehensive services for companies and private individuals in the areas of finance, taxes, and law.

Dällenbach + Co. AG 

Interlaken · Since 2007

The core activity of Dällenbach + Co. AG is the execution of painting and wallpapering work, including spray work and sandblasting, for the interior and exterior of buildings.

Forum 4 AG für Architektur 

Interlaken · Since 2009

Forum 4 AG für Architektur is an architecture firm that designs and delivers building projects, providing conceptual and execution planning, renovations and monument preservation. Its projects include residential developments, multi‑family housing, hotels, schools and care facilities for private, public and institutional clients.

Forum 4 Generalunternehmung AG 

Interlaken · Since 2007

Forum 4 Generalunternehmung AG is an architectural practice that designs and delivers building projects for private, public and institutional clients. Services include project planning, heritage conservation and the marketing and sale of new residential developments.

Jenzer Treuhand AG 

Interlaken · Since 2023

The core activity of Jenzer Treuhand AG encompasses trust services, financial and pension consulting, property management, as well as accounting and taxes. The company offers its clients comprehensive services in these areas, including trust administration, financial planning, property management, and tax consulting.