Thanks for looking up our accounting software and posting to the Community, @scbj.
We'll help you determine what product to choose and handle your accounting firm. Fiat Lux is correct. You can purchase the one-time license for QuickBooks Desktop Accountant 2022 edition to manage multi-company files. Additionally, you can talk to our Sales department to get a reasonable price: QuickBooks Desktop Sales. You can see the phone number on the top right.
Alternatively, you can sign up for QuickBooks Online Accountant for free to manage your firm online. You can add your accounting team, check out your accountant tools, connect to your clients, and review ProAdvisor benefits.
Please share with us your updates because we care about your firm growing with us. Anytime I can help you if you have other concerns. Stay safe and well!