Step 1. Find or Create DUNS Number
Apple requires your business to have a D-U-N-S® Number. The D-U-N-S Number is a unique nine-digit number that identifies business entities on a location-specific basis. Assigned and maintained by Dun & Bradstreet (D&B), the D-U-N-S Number is widely used as a standard business identifier.
If you are in the United States: To find or apply for your DUNS number for free, visit https://www.dnb.com/duns-number/lookup.html
If you are in UK, Australia, or Canada : To find or apply for your DUNS number for free, visit https://developer.apple.com/enroll/duns-lookup/
If you need help with the DUNS number you can call Dun & Bradstreet at 866-705-5711.
You Have Your DUNS
Once you have a DUNS number, you are ready to continue to the next step of creating your apple developer business account.