Yes! You can store contact information in Travefy. There is an area called Contacts and you can add as many contacts as you need. Here is where this is located:
Inside of the Contacts area you can create new contacts and manage current contact information such as Name, Email Address and Street Address.
When you are working on an itinerary or Proposal and add a traveler to a trip, their name and email address are automatically saved to the contact area for you!
For more information related to Contacts, check out these articles.