Business Wire is a unit of Warren Buffett's Berkshire Hathaway Inc, and PR Newswire is a unit of Britain's UBM Plc (LSE: UBM.L - news ) .
owned_by: Business Wire, Berkshire Hathaway; subsidiary: Berkshire Hathaway, Business Wire; parent_organization: Business Wire, Berkshire Hathaway; parent_organization: PR Newswire, UBM Plc