Yes, you can transfer data between QuickBooks companies. The most straightforward approach is to use the Export data and Import data features in QuickBooks Online (QBO). To export a company's data, follow these steps:
Go to the Gear icon, then select Export data.
In the Reports tab, choose the date range and the report(s) you want to export.
Click Export to Excel.
Then, go to the Lists tab and select Customers, Employees, and Suppliers, then click Export to Excel.