In the Contact menu you can add a new Contact / Company.
Click on the button to add a new contact.
A new window will open where you can add the details of the new company / contactperson.
The first page you fill in the company details (only a company name is required)
On the second tab you can add Contact details.
After that you have 2 choices: Save and the company/contact will be saved but gets automatically a call back date so you can not forget this company/contact or you click save + followup where you can choose which followup task this contact gets.