Sources Sought for Digital Access to Proquest database

This is a sources sought notice for Digital Access to Proquest's online database. This is not a request for quotes, but an attempt to see if their are multiple vendors capable of providing the product requested.

Below are the required databases from proquest 

 ProQuest      Central     Essentials               
 ABI/INFORM Collection  Healthcare Administration Database
ProQuest Research Companion Philosopher's Index
Historical Newspapers: Chicago Tribune Original Years - SUB Historical Newspapers: Collection - 
NYT, WSJ, WP, CSM
HNP Hartford Courant
Historical Newspapers: Los Angeles Times Original Years - SUB Historical Newspapers: The Atlanta 
Constitution (1868-1984) - SUB Historical Newspapers: The Boston Globe - SUB
Historical Newspapers: The Guardian and The Observer - SUB Academic Complete & Library Thing Book 
Cover Widget Package College Complete
Reference Ebook Subscription University Press Ebook Subscription Newspapers.com - World Collection 
Academic Video Online