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Thomas Steiner GmbH 

Unterseen · Since 2015

The core activity of Thomas Steiner GmbH encompasses the planning, realization, and sale of: * Stove construction (storage heaters) * Fireplace construction * Slab work (ceramic, floor and wall coverings, wet areas, natural coverings) * Seamless coatings. The company offers skilled craftsmanship services for the design of living spaces, particularly for the installation of stoves, fireplaces, and slab coverings.

THOMAS STEINHAUER & CO., TREUHAND-CONTROLLING-ORGANISATION, KMG 

Unterseen · Since 2018

The core activity of Thomas Steinhauer & Co. consists of providing services in the commercial sector, particularly in the areas of trust, controlling, personnel and organization, for small and medium-sized enterprises as well as private individuals.

virtual3D.ch Christian Siegenthaler 

Unterseen · Since 2018

The core activity of virtual3D.ch is the creation of professional visual media for the real estate and commercial sectors, including: * Real estate photography (interior and exterior views) * Virtual 360° tours (Matterport systems) * Aerial photography (drones) * Virtual furnishing (2D and 3D) * Redesign of interior spaces * Creation of video spots and short presentations. The company offers these services for apartments, houses, commercial properties, and large-scale projects, targeting property owners, managers, and agents, as well as companies requiring professional visual media for their marketing and sales activities.

Watropur AG 

Unterseen · Since 1992

The core activity of Watropur is the development and manufacture of drying systems for sludges from industrial and municipal wastewater treatment plants. The products include press-dryers, bunker-dryers, container-dryers, bin-dryers and skip-dryers, designed for dewatering and drying sludges with various moisture contents.

WATROPUR Schlammtrockner GmbH 

Unterseen · Since 2020

WATROPUR Schlammtrockner GmbH designs, manufactures and services dryers for sludge from industrial and municipal wastewater treatment plants. The product range includes Press-Dryer, Bunker-Dryer, Container-Dryer, Skip-Dryer, screw presses for dewatering and insulated panels for casings.

Wegpiraten GmbH 

Unterseen · Since 2022

The core activity of Wegpiraten GmbH is experiential education, focusing on adventure and experiential education, mediation, systemic therapy, and consulting. The company offers various services, including: Adventure and experiential education for different target groups Mediation and conflict resolution Systemic therapy and consulting Corporate and outdoor training Offers for social services and KESB Paragliding and tandem flights as part of adventure and experiential education The company has two locations in Interlaken and Bern and offers consulting appointments, further education, and training.

Wood-Dynamix GmbH 

Unterseen · Since 2020

Wood-Dynamix GmbH is a carpentry and woodworking company that designs, manufactures and installs custom furniture, kitchens, doors and interior fittings. Its services include solid-wood furniture, epoxy-resin pieces, renovations and specialised projects, and it collaborates with Element-Küchen AG on kitchen solutions.

W Werk AG 

Unterseen · Since 2024

The core activity of W-Werk AG is the manufacture and assembly of doors, interior finishing products and carpentry work such as cabinets, wardrobes and custom-made furniture, with a focus on high-quality contract execution with in-house production and skilled employees.

X-Harvester AG 

Unterseen · Since 2018

The core activity of X-Harvester is sustainable forestry, particularly timber harvesting and processing, as well as the maintenance and management of forests in the mountain region. The company offers services such as forestry, timber harvesting and processing, and is committed to preserving the traditional industry in the mountain region.

Bischoff Gastro GmbH 

Unterseen · Since 2025