How can we add the company name in the Self Service Supplier registration page based on the BU?

How to display the company name based on the BU in the Redwood Self-Service Registration page.

Steps followed to add the company name:
We added the company name in the Application Root Pages → supreg-shell page, which is currently reflected for all BUs by default.
How can we add conditions for each BU, such that:

1)The BU1 registration page displays the company name of BU1.

2)The BU2 registration page displays the company name of BU2.

please find the attached screenshot where we added the company name