If you decide to add a company to your Business Central, you can use this options :
1. Go to Settings > My Settings
2. Click on the ellipsis in the Company field.
3. Click on New.
4. Click on Create New Company.
To copy and name a new Company in Business Central is as follows:
1. Click on the Search field and enter Companies.
2. On the Companies page Select the company you want copy.
3. Click on Process.
4. Click on Copy
5. Enter the new Company name in the New Company Name field
6. Click on the OK button
