I appreciate you joining the QuickBooks Community forum and sharing the details of your concerns. I see you're looking for a way to consolidate the budgets of two separate companies in Excel. I'll share information about this matter.
As of now, in QuickBooks Desktop, the current process of manually exporting data from different company files and consolidating reports in Excel is the primary method for consolidating reports from different company files. While QuickBooks Desktop provides the ability to export data to Excel and offers some customization options for reports, the process of consolidating budgets from multiple company files in Excel still requires manual effort.
I'm adding these articles you can use in the future:
If you have any further questions or need additional information, feel free to ask! I'll be around to answer them ASAP. Have a great day!