In order to start the process of publishing your iOS app to the App Store, someone in your organization will need to enroll in Apple's Developer Program. Once your organization enrolls in the Developer Program, you will then have a Developer Account.
To enroll in Apple's Developer Program, follow the steps at:
IMPORTANT: make sure you enroll as an Organization, NOT as an Individual.
For more information on enrolling in Apple's Developer Program, click here.
Once you have a Developer Account, the person who enrolled will be considered the account holder and has the capability to grant users access and delegate responsibilities.
Note: enrollment in Apple's Developer Program costs $99 annually.
Continue to the next step in the iOS distribution process: How to Create an App ID.