Execution and performance of analyses and consulting services, development of concepts and implementation in the fields of concrete processing (in particular in the sub-areas of core drilling, floor, wall and wire sawing, pressing and demolition work as well as joint technology), of core removals of properties, of maintenance and repair work on vehicles, machines and tools, of transport, bucket and crane work, as well as provision of services as general contractor in the field of all construction projects; furthermore, creation, acquisition, rental, use, encumbrance, holding, management, maintenance, development, rental, brokerage, trade and sale of properties and real estate in Switzerland; may establish and close branches, register, acquire, hold, manage and sell intangible assets such as patents, trademarks, copyrights, licenses, etc.