Yes, you can emails private by default so that they can only be seen by the users who the email was sent to or a user with 'Admin' level permissions. You can make all emails private by default by doing the following:
Navigate to the project's Emails tool.
In the right pane, click Configure Email Settings.
Select the Communications "Private" by Default checkbox.
Procore Technologies, Inc., the world's number one most widely used construction management software, helps firms drastically increase project efficiency and accountability by streamlining and mobilizing project communication and documentation. Hundreds of thousands of registered Procore users manage all types of construction projects including industrial plants, office buildings, apartment complexes, university facilities, retail centers, and more.