Construction; cleaning services; maintenance services related to buildings, facilities, constructions, drones; industrial cleaning services; tank cleaning; facade washing; painting services; construction, installation, repair and maintenance services relating to access engineering, namely, construction, installation, repair and maintenance of equipment for providing access to a workplace, by climbing ropes, using nets for access or using cranes or other mobile and/or electric systems for access; industrial climbing in connection with maintenance and construction services; insulation services to protect buildings, facilities and constructions against fire; cleaning by water jetting (services for -); snow removal; maintaining bare pavements, parking lots and roads being cleaning services via spreading of salt and sand; plumbing; janitorial services; rental of scaffolding and cranes, as well as rental of other machines and other equipment related to building and construction activities; maintenance and repair of drones; project management related to building and construction; surface treatment in the form of sandblasting of surfaces, application of paint, application of surface coatings, application of coatings for the repair of surfaces on buildings and renovation of facades; abrasive cleaning of surfaces; application of surface coatings; application of coatings for the repair of surfaces of buildings; cleaning and construction services for the restoration of facades.