However, you might be asking about the "Dragons", the investors on the show. The Dragons are individuals with their own businesses and investments. They do not have any ownership in the show itself, but they do have ownership of their own individual companies and investments.
If you are interested in learning more about a specific Dragon's investments or business ventures, you can find information online or in the show's documentation.
Please clarify your question if you were looking for something specific about the Dragons or the show.