@TLS_Nick that's correct, the procedure is pretty well documented here https://documentation.meraki.com/zGeneral_Administration/Managed_Service_Providers_(MSPs) and the key is that your same email address is an admin in both or multiple orgs, then once logged in your will also get the "Organization" drop-down menu in addition to the "Network" drop-down menu. You can then use the Organization drop-down menu to dive down into any one of the Orgs, as well as to view the MSP Portal itself (the top-most option).
... View more