it services: consulting, software development, internet and support.

construction-site supervision services - s-bahn berlin, estw s8 north, construction supervision services.

electrical machinery, apparatus, equipment and consumables; lighting

repair and maintenance services of rolling stock.

research and development services and related consultancy services

repair and maintenance services of rolling stock.

refuse and waste related services./ recycling old electrical equipment.

public relations services.

office and computing machinery, equipment and supplies except furniture.

engineering services.