Britannia Petroleum is an Oil and Energy company. Since 1980, Britannia Petroleum has serviced, maintained, and manufactured ... Power Control or SCR Systems from its headquarters in the UK. Its customers include the largest Drilling companies all over the World, that operate both onshore and offshore rigs. Following the takeover of Hill Graham Controls in 2007, Britannia Petroleum is in a unique position to offer total support for Ross Hill and Hill Graham systems throughout the World. read more