From: Peter Suber <[log in to unmask]>
Date: Tue, 21 Aug 2012 09:43:23 -0400

The Open Access Directory (a wiki) maintains a list of OA journal
launch services.
http://oad.simmons.edu/oadwiki/OA_journal_launch_services

I suspect it's very incomplete.

     Best,
     Peter

Peter Suber
gplus.to/petersuber