42 Consultancy in the field of energy and/or water saving; consultancy in the field of energy and/or water efficiency; technological consultancy in the field of leak detection and location; providing technical advice relating to energy saving, water saving, energy efficiency and/or water efficiency; providing technological advice relating to leak detection and location; computer software design and development services; cloud computing services acting as an application service provider in the field of energy saving, water saving, energy efficiency and/or water efficiency; cloud computing services acting as an application service provider in the field of leak detection and location; application service provider of cloud computing services; hosting web-based applications in the field of energy saving, water saving, energy efficiency and/or water efficiency; hosting web-based applications in the field of leak detection and location; application service provider, providing non-downloadable computer programs in the field of energy saving, water saving, energy efficiency and/or water efficiency; providing non-downloadable computer programs in the field of leak detection and location services; inspection services for leak detection and location