There are multiple ways to change a Company's Status.
You can change a Company's Status by dragging it across groups within the Kanban View.
Another way to change a Company's Status is by altering it from the dropdown menu in a Company's profile view.
The third place to alter a Company's Status is the Companies tab. You can change a Status by either using the inline editor dropdown menu, or by selecting multiple Companies on the left and clicking 'Change Status'.