You may submit your request two ways. You may either:

1.  Visit the Office 365 Add-in Request Form. You will be prompted to login with your O-Key  Account credentials and authenticate through Multifactor Authentication (MFA).
2.   Start a support ticket by using this link Request Help. Provide the following information.
   1.  Is the Add-in Certified by Microsoft
      1.  See Getting Started at Office 365 Admin Managed Add-ins
   2.   Department name
      1.  Department or College Association
   3.  Add-in name
      1.  Vendor Provided
   4.  Add-in description
      1.  What is the Add-in’s function?
   5.  Add-in URL link address
      1.  Link to the Add-in or 3rd party website.
   6.  Add-in justification
      1.  How will this benefit the department?
   7.  User(s) / Group(s) needing add-in
      1.  User(s) list by each email address
      2.  Group(s) list by each group name