LEYDEN ENERGY PTE. LTD.

This sub-class includes infrastructure engineering design and/or consultancy services such as: - highways, roads and/or streets - bridges, tunnels - mass transit systems, including light rail - marine infrastructure (e.g., harbours, piers, docks, wharves) - airports, runways - railways - communications and/or power line - land reclamation - dam and/or drainage Units in this sub-class are primarily engaged in: - infrastructure engineering design (i.e., applying physical laws and/or principles of engineering in the engineering project). Other services related to the engineering project may be provided as well, for example: provision of advice regarding engineering principles and/or methods, preparation of feasibility studies, preparation of preliminary and/or final plans and designs, provision of technical services during the construction or installation phase, inspection and/or evaluation of the project. - infrastructure engineering technical consultancy services (i.e., provision of advice to clients concerning engineering principles and/or methods) - infrastructure engineering project development and/or management, which may include procurement, construction and installation services