The name Opal Group can refer to several different private enterprises globally, including corporate entities specializing in business summits, event management, or packaging manufacturing, such as the prominent Australian packaging and paper company Opal. For instance, the packaging manufacturer Opal is a major operating subsidiary wholly owned by Nippon Paper Industries, a massive multinational paper and forestry products corporation based in Japan. Conversely, other corporate entities bearing similar names are privately held by founding executives or private equity investors. Determining exact ownership requires clarifying the specific industry sector and geographic region of the particular Opal Group entity in question.