Click the Settings tab and the Companies Page will open. Click Create New Company, enter a company name and click Create Company, complete the company profile and save. (You can also hover on the Settings tab and click Add New Company.)
Checking the Default Company box on the Company page will make it the default company for all searches and actions.
Once the sales channels are set up, their respective icons will appear alongside the company name on the Companies Page. Clicking on the icon will open that channels settings for that company. (You can also open the Toolbox to access their settings.)
Edit or delete a company from this page as well.