Norwich Union are very well known UK brand that was founded in 18??. The company itself is actually part of the Aviva Group - the world's sixth largest insurance group, but the Norwich Union brand has been retained due to it's history and value. Aviva is a company that has changed it's make-up over the years by acquiring and merging with some other large names. Companies that once operated in their own right but are now part of the Aviva group include Commercial Union and General Accident.