Prospecting, inspection and investigation services; engineering services; computing and information technology services; constructional and industrial design services; consultancy and advisory services all relating to the aforesaid; including such services offered in relation to, but not being, the following; oil and gas production services, oil and gas development services, excavation, drilling and mining services, hydrocarbon extraction services, development of undeveloped and developed hydrocarbon accumulations, rejuvenation of existing developed hydrocarbon accumulations, development of marginal hydrocarbon accumulations, and/or reactivation of intended hydrocarbon accumulations