For more than 60 years, we have successfully gained a successful position in the markets where we offer our customer-specific solutions. The famous “Swiss quality” provides you a technological lead/advantage and ensures your success. Many satisfied customers in Switzerland, Europe and worldwide underpin the success of the outstanding quality of our systems.
The energy and power generation industry (coal-fired, waste-to-energy and biomass power plants), the cement and construction materials industry as well as applications in the water and waster water treatment sector and applications in many other related industries rank among our traditional businesses. Our system service and services for wagons and bulk transporters include a comprehensive service package complementing STAG’s system engineering and construction activities.
- Pneumatic and mechanical conveyor systems
- Silo installation with individual discharging systems
- Metering systems (volumetric and gravimetric)
- Transhipment and unloading systems for rail wagons and trucks
- Discharging systems and treatment plants for wet or dry slag from waste-to-energy power plants
- Equipment for silo rail wagons for transporting bulk materials
- System service
- Spare part supply
- Services specially for bulk transporters by rail
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Our mission statement clearly defines our general attitudes and enables us at the same time to manage our strategic position. It makes a benchmark for our behaviour and as such, it determines the way in which we interact and work together. We check on a regular basis if our mission statement satisfies the permanent changes
We are the competence centre for the development, engineering, design and construction of pneumatic and mechanical conveyor systems, storage and metering systems as well as for treatment technologies of bulk materials in our traditional industries.
„Always one innovation ahead“
STAG is a modern, future-driven company based on economic principles and acting responsibly. As an internationally operating company, we accept the very important responsibility to develop our products and services according to the needs and expectations of our customers and markets.
The handling of bulk materials and the required products, services and processes are our core skills.
Our goals form the basis of everything we do. We are guided by our values as they are the central pillars of our actions and shape our corporate culture.
We create confidence by acting honestly and respectfully in all our relationships.
We communicate clearly and professionally, at the right time and in cultivated manners.
Our responsibility is to be successful for our customers and for our employees.
We work process-oriented and consistently align our products and services to market requirements.
We focus our activities on building long-term and loyal relationships with our customers, employees and partners.
We master our operating processes in a skilful and comprehensive manner.
With our innovations, we are able to create added value for our customer.
Take a look in our corporate history and you will discover the roots of STAG.
Since its foundation, STAG has developed into a highly specialised engineering company.
Founded as a transportation company focused on transporting bulk materials, we have always been a professional and specialist company when it comes to handling bulk materials (powder and granulated material). STAG today is a company enjoying international reputation in system engineering and construction.
Without its employees, a look back at STAG’s corporate history would not be possible. Their capabilities and their motivation have provided for the continuity and the growth of the company. The company STAG is a synonym for innovation and excellent engineering.
Europe‘s largest WtE Anlage with STAG Technologies
Hitachi Zosen Inova Zurich constructed in Istanbul the largest WtE plant in Europe and builds it on innovative STAG technologies.
For the 3 largest furnace lines STAG delivers the mechanical and pneumatic boiler ash removal system, the ash removal fabric filter with recirculation and the dosing of active coal and hydrated lime for the flue gas cleaning.
STAG supplies further in accordance with the de-sludgers the complete slag-handling with Fe-Separation to the ash bunker.
Latest STAG Technologies for the WtE Plant in San Sebastian, Spain
Company Steinmüller Babcock Environment from Gummersbach commissioned STAG for the planning, supply and commissioning of San Sebastian, Spain.
For the supply of both waste to energy-oves with dry sewage sludge, STAG delivers, the truck reception point, storage and collection. The dry sewage sludge figures with a try substance of 75%.
Furthermore, STAG supplies both extraction units and as well the boiler ash removal systems with mechanical and pneumatic transportations into the ash silos.
The pneumatic transportation is equipped with in- and outlet valves.
SUEZ sewage sludge combustion in Bucharest
In the new sewage sludge waste-to-energy plant in Bukarest, SUEZ builds on STAG technologies.
Three pneumatic conveyor systems for fly ashes from filters as well as sand for the furnace charge are being planned by STAG, supplied and operated.
STAG-Components supply to Thailand for Hitachi Zosen, Japan
After a successfully carried out order to Malaysia, STAG will again supply a push floor and lump breaker through Hitachi Zosen Japan for a WtE plant in Thailand.
New Biomass-Fired Power Station in Aarberg, Switzerland
In Aarberg Switzerland a new Biomass-Fired Power Station will be built.
STAG plans and supplies for Martin GmbH in Munich a boiler ash removal system.
With the STAG-trough chain conveyor system and screw conveyors the produced ash reaches the pneumatic conveying system. The pneumatic conveyors will be equipped with the new STAG rotary valve DVP and transports the boiler ash tray into the ash silo.
Centre for sustainable management of recyclable waste and resources ZAR
KEZO Kehrrichtverwertung Zürcher Oberland (waste recycling association of Swiss Zurich Oberland)
ZAV Zürcher Abfallverwertun (waste recycling association of Zurich)
VPI Verband der Güterwagenhalter in in Germany (freight wagon owner association in Germany)
CRSC Cargo Rail Service Center
- Railwagon Unloading System | 0.05 mb
- Pneumatic Railwagon and Truck Valve "Automatic Hatch" | 2.12 mb (in German)
- STAG DenseFlow Conveying Line System | 0.09 mb
- Movie Oversight STAG Technologies | 17.7 mb
- Movie Trough Chain Conveyor | 6.5 mb
- Movie Impactor Mill | 7.9 mb
- Movie Pressure Vessel Conveying | 15.6 mb
- Movie STAG DenseFlow Conveying Line System | 5.0 mb
- Movie Diverter Pot | 3.0 mb
- Movie Shunting Pot | 1.65 mb
- Movie SiLex silo discharge aid system | 11.5 mb
- Movie ESP ash removal GKM Mannheim | 25.5 mb