Hi fitchnolan13,

I can route you to our dedicated community forum of developers so you'd be guided in configuring Azure AD with QuickBooks.

1. Go to https://help.developer.intuit.com/s/.
2. Select API Docs & Tools.
3. Choose QuickBooks Online.
4. Hit Ask a QUestion.

Also, you can visit our QuickBooks API Blog, so you can get recent news and updates about this topic.

Feel free to leave a Reply below if you need further assistance about setting up multiple companies in QuickBooks Online.