Thanks for joining the thread, @billhdz.  I'm going to provide some extra details regarding Quickbooks Desktop Mac 2021 and how it interacts with Ventura.

Yes, QuickBooks Desktop for Mac 2021 is compatible with macOS Ventura 13.0. However, we can't promise that QB for Mac 2021 will function seamlessly or will run without any issues.

You can refer to this guide that has more details about the system requirements for your version of Desktop for Mac: System requirements for QuickBooks Desktop for Mac 2021

You can also refer to this article to learn more about the recent QuickBooks Desktop for Mac 2021 update: Release notes for QBDT for Mac 2021.

Please let me know if you need further assistance with managing your QuickBooks Company file. Take care and have a good one!