I can verify that this process is accurate for US companies. I did the same thing late last year. Make sure you use Apple's form to apply for your DUNS number.
"Stack Overflow has reams of bad advice for Objective C. The dominant suggestions (that I encounter, anyway) routinely come up at the next-year's WWDC as things you should not ever do for any reason (and then they continue to be the dominant suggestion for another year)."
This is just one guy complaining about how The App Store search didn't help HIS timer app. They didn't interview the guys who built the other timer apps that show up first in the search results