Portfolios Page Content Departments, Agencies and Offices under the responsibility of the Hon Bill Johnston MLAFor further information, please refer to the Chart of the Western Australian Government.Public Sector Renewal (As at July 1, 2017): Media Statement / Overview / Detail Mines and Petroleum Mines, Industry Regulation and Safety Minerals Research Institute of Western Australia Mining Rehabilitation Fund (MRF) Jobs, Tourism, Science and Innovation Energy Western Australian Energy Disputes Arbitrator Wholesale Electricity Market (WEM)(WA) Australian Energy Market Operator: WA Western Power Horizon Power Synergy Power Industrial Relations Department of the Registrar, WA Industrial Relations Commission WorkCover WA WorkSafe Labour Relations My Leave Parliament Bill Johnston - Legislative Assembly