Organization consultancy and business management; commercial business management; commercial administration; commercial business management assistance; business management assistance; company management assistance; business management consultancy; consultancy in organizing and managing business; negotiation and conclusion of commercial transactions for others; business networking for others; market research; market study; sales promotion (for others) in the field of machines for building, maintaining and repairing roads and rail infrastructures and in the field of rail-road rolling stock; services presenting machines for building, maintaining and repairing roads and rail infrastructures and rail-road rolling stock on all means of communication, for retail sale purposes; commercial consulting and information services with respect to machines for building, maintaining and repairing roads and rail infrastructures and with respect to rail-road rolling stock.