Why aren't my imported contacts syncing to Salesforce? Last updated: December 13, 2016 If you do not select a lifecycle stage for contacts when you import a list, they will be imported as subscribers. Subscribers do not sync with Salesforce by default.Related articles: Why isn't a contact syncing to Salesforce? How do I import contacts into HubSpot and prevent them from syncing to Salesforce? How can I limit which contacts show up in Salesforce?