Operation of an engineering office, activities particularly in the areas of general plant construction as well as in the trade of technical products and technical systems of all kinds, in planning and consulting as well as in design and performance calculation, furthermore as a general contractor for the planning, creation and operation of oxidation, hydrogenation and similar plants, mainly for bitumen; can participate in other companies, acquire, manage, broker and sell real estate, licenses, patents and other intangible assets, as well as establish branch offices and subsidiaries.