Wiss AG

WOOD HARVESTING, FOREST MANAGEMENT – AND MORE

In an age where flexibility, reliability, professionalism, and high-quality work are increasingly in demand, we are here to support you as a forestry company. Our greatest strength is our employees – an experienced team that is focused on exceeding your expectations. With many years of expertise and modern machinery, we look forward to hearing from you.

WOOD HARVESTING AND FOREST MANAGEMENT BY PROFESSIONALS

Timber harvesting is one of our core areas of expertise. The high demands of timber harvesting require careful and meticulous planning. We offer two different timber harvesting methods based on mechanized and motor-manual timber harvesting. We also offer road maintenance and special tree felling services.

Mechanized timber harvesting

• Experienced and well-trained machine operators

• Appropriate machine size for every stand age

• Crane reach up to 12 meters

• Efficient energy wood harvesting using MTH and energy wood saws

• Selection of forwarders in various sizes

• Energy wood unit for forwarders

• Traction winch for difficult terrain

• Ground and stand-friendly operation

• Environmentally friendly machines in accordance with current emissions regulations

• Intelligent control and machine systems (IBC)

• GPS-supported "TimberMatic Maps" system

Manual timber harvesting

• Well-trained foresters and apprentice training

• Efficient and safe work execution

• Soil and stand-friendly working

• Machines ranging from crawler tractors to skidders

• Winch systems with up to 16 tons of pulling force

• Safety logging

Road maintenance

• Stehr road maintenance system for ripping, profiling, and compacting

• Creating roof profiles with a grader pass

• Material-saving gravel application with installation box

• Excavator for road repair

Specialized tree felling

• Felling trees in gardens and parks

• Cost-effective and speedy execution of work

• Removal and recycling of material

FOREST MANAGEMENT – THE BEST FOR YOUR FOREST

Sustainable management is essential for a sustainable forest. We support and advise you in the active design and management of your forest in order to preserve its diverse economic, ecological, and social functions.

Our services include:

• Mixed forests suited to the location

• Professional maintenance

• Nature-friendly timber harvesting methods

What we offer:

• Over 25 years of experience in forest management

• Everything from a single source: from young forest establishment to timber sales

• Planting, young forest and thicket maintenance by trained foresters

• Forestry planning and construction

• Planning and consulting for detailed development

TIMBER TRADE AND TRANSPORT

In addition to timber harvesting, forest maintenance, and forest management, we also offer timber trading and transport services. Wood has been a valued building and raw material for thousands of years and is becoming increasingly important for energy use.

We offer:

Wood trading

• Long-term supply contracts

• Sale of logs, saw timber, industrial wood, and energy wood

• Transparent billing

• Special assortments

Transport

• Flexible loading area for wood lengths from 2 to 16 meters

• Powerful crane and maneuverable vehicle combination

• Special low-loader for machine transport with a payload of up to 27 tons

OUR MACHINERY

A comprehensive fleet of machinery is essential for efficient and safe timber harvesting and forest maintenance.

Our equipment includes:

Motorized manual timber harvesting

• Crawler tractors to skidders

• Winch systems with up to 16 tons of pulling power

Mechanized timber harvesting

• Appropriate machine size for every stand age

• Crane reach up to 12 meters

• Efficient energy wood harvesting with MTH and energy wood saw

• Selection of forwarders in various sizes

• Energy wood unit for forwarders

• Traction winch for difficult terrain

• Intelligent controls and machine systems (IBC)

• GPS-supported "TimberMatic Maps" system

WISS AG FORSTUNTERNEHMUNG – A STRONG TEAM, ACTIVE REGIONALLY AND NATIONALLY

Founded in 1986 by Pius Wiss in Dietwil, the company is now managed by Tobias Wiss, the second generation of the family. Our location in Oberrüti AG allows us to quickly reach regional and national destinations. Our team is characterized by flexibility, reliability, professionalism, and high-quality work—qualities that we demonstrate every day.