Gas consultancy services in Hilti are availed by gas companies in planning and implementing conventional and nonconventional gas exploration. The services include expertise includes planning, field development, permitting, environmental support and technical studies. From GIS studies on field to environmental feasibility studies all are covered by the consultancies which provide these services. Development of underground gas storage facility and gas transaction support are also included in gas consultancy services. It is very important for companies to hire the assistance of gas consultants to evaluate the feasibility of a project before the implementation. Services also include market research and project management.