ATIV will take care of publishing your app. Simply provide ATIV access to your Apple Developer and App Store Connect (formerly called iTunes Connect) accounts:
Go to https://developer.apple.com then click People on the left side of the page
Click the button to be taken to App Store Connect
Follow the below instructions to finish inviting users to your account.
App Store Connect (formerly called iTunes Connect)
- Log into iTunesConnect: https://itunesconnect.apple.com/login (or from https://developer.apple.com/account/ click People)
- Click + sign next to Users and fill in the form as displayed below
- Invite email@example.com to your account with the role Admin in order to have Access to Certificates, Identifiers, and Profiles in the Developer Resources section.
- Let your CRM know you have invited ATIV to your iTunes Connect account.