Glad to see you here in the Community, @accounts-buildma.

I can walk you through how to switch companies in QuickBooks Online by going to the Profile settings.

Here's how you can do it:

1. Go to Settings ⚙️.
2. Under Profile, click on Switch Company.
3. From the list, choose the company you want to switch to.

See this for your convenience:

Feel free to read this to learn how to manage multiple companies in QBO: Create or add another company file to QuickBooks Online.

You can always get back to us for further assistance about handling your companies or QuickBooks in general. It's our pleasure to help. Have a good one and take care!