In theory, every company would have its own QB data file, meaning you have to create a new company file.

Resolution for 'create a subsidiary issue: 'How do I create a subsidiary? Do I need to create a whole new company file?' available: Yes.

The create a subsidiary issue or error code is a known issue in Quickbooks Online (QBO) and/or Quickbooks. Support for this issue is available either by self-service or paid support options. Experts are available to resolve your Quickbooks issue to ensure minimal downtime and continue running your business. First try to resolve the create a subsidiary issue yourself by looking for a resolution described in the article. If it is a complex create a subsidiary issue or you are unable to solve the issue, you may contact us by clicking here or by using other create a subsidiary support options.

For more information about resolving issues related to create a subsidiary in Quickbooks/QBO or to get support for the issue 'How do I create a subsidiary? Do I need to create a whole new company file?', click the link below: