In order to add company in a group, Go to the "CRM Settings"

Click on crm settings - BangDB

Click on "Group settings"

Click on group settings - BangDB

Click on the "Distribute Lead to Company" tab

Click on the delete icon next to the company which you want to delete.

Click on delete company icon  - BangDB

Once you're done with your changes. Click on Save Group (Draft).

Changes are now saved locally, in order to save these changes on the app. Click on Save.