Citrix Online was the name of the online services division of Citrix Systems, Inc. Citrix Online sold web-based remote access, support, and collaboration software and services. Its products are GoToAssist, GoToMeeting, GoToMyPC, GoToTraining, GoToWebinar, Podio, and OpenVoice.
The Citrix Online division has a product called GoToAssist.
The past tense ("was", "sold") is used for Citrix Online, but the present tense ("are") is used for the product names it currently offers. It suggests some ambiguity; maybe Citrix Online has those products but currently doesn't sell them (unlikely, but possible).