Who are the competitors of Regina company?

To accurately identify the competitors of Regina company, it is essential to specify the industry or market segment in which Regina operates, as the name could refer to different businesses across various sectors. Generally, competitors can include other firms offering similar products or services within the same geographic region or target market. For example, if Regina is in the consumer goods sector, its competitors might include other brands in the same category. Please provide more context for a more precise answer.