You can set up co-branding, that is add your branding to Sophos Central Self Service Portal.
You can have your logo displayed to your customers' end users in Sophos Central Self Service Portal.
By default all your customers get the logo you choose here. If you want some customers to get a different logo, or no logo, go to their individual Sophos Central Admin accounts and set custom co-branding there.
Click Settings > Co-branding.
Add a logo
Click Browse (on the right of the page), select a file to upload and click Save. Logo images must meet the requirements shown on the page.
Change or remove the logo
To add a new logo, or to go back to the Sophos logo, you must remove any current logo. Click Remove under the logo preview and click Save.