Add existing Company to New project

Hi
We have the contact information for 28 companies added to collabtive but when we add a new project the drop down for company does not display them all.
Thanks for your help in advance.
Crispy
We have the contact information for 28 companies added to collabtive but when we add a new project the drop down for company does not display them all.
Thanks for your help in advance.
Crispy