MindGruve
Mindgruve provides content and storytelling services. They’ll help with content strategy, content creation, content distribution, editorial services, and metadata schemas. Get inside MindGruve
Shift Communications
Shift Communications has an office in 456 Montgomery Street San Francisco. They provide content services like infographics and print. Click through their site -> Shift Comm
Stoke
Stoke has offices in Salt Lake City, Los Angeles, Boston, New York, and last but not the least, San Francisco.
They have a dedicated in-house design studio where they are able to deliver services like graphics, dynamic imagery, interactive digital extensions, custom video, illustrations, and content strategy.
Vested
Vested offers content development, syndication, writing, editing, and research but they are focused on Financial Communications. See Vested