Igrene publ AB is a Sweden-based company providing support activities for oil and gas sector. It has an exploration permits on around 70 thousand acres of sedimentary rock. The Company conducts exploration activities aimed at oil, gas and geothermal heat, which comprise several phases: geophysical measurements of bedrock properties, exploratory drilling, gas and water sampling, and chemical analysis of cores, among others. Igrene publ AB conducts test drilling, soil sampling, seismic surveys, and analysis of gas, water and cores in the geographical area of Saljan Ring in order to find eploitable deposits, measure their extent and choose appropriate extraction methods.