For-profit corporation

Washington DC-based media organization, publisher of The Atlantic, National Journal, and The Wire, with "digital, print, event, social, and mobile platforms"; traces its origins to The Atlantic Monthly, founded in Boston in1857.  

Ravel is a privately held technology organization, based in San Francisco CA, specializing in platforms and tools for search, analytics, and visualization of information in the field of law.  

NA Publishing was established in 2005.  It purports to specialize in "comprehensive solutions for serials archiving in the library market..." NAPC provides various services, such as digitization and microfilming, metadata capture & creation; text conversion; custom output formatting; film duplication & replacement; and archive hosting. 

Image Data Conversion, LLC owns three subsidiaries that provide data conversion, preservation, and digital publishing solutions to the library, publishing, government and corporate markets.

Founded in 2004 as Newstex, today ACI Information Group is an aggregator of editorially selected and curated social media publications. Most well known for their ACI News and Commentary database which is a collection of news and blogs that are aggregated and syndicated to resellers.

Their new product ACI Scholarly Blog Index aggregates editorially selected and curated scholarly social media publications which then are enhanced with metadata, taxonomies, and proprietary Author Profile Cards. 

Oriprobe Information Services, Inc. is a privately-held company that offers information services and access to a variety of China/Asia electronic resources. OriProbe opened its headquarters in Ontario, Canada in 2005. 

Through its China/Asia On Demand (CAOD) service, OriProbe provides full-text access to journals and records, and provides on-demand document delivery for journals, books, dissertations, and other materials from Mainland China, Taiwan, Japan, and Korea.

In 2013, The Washington Post Company (now Graham Holdings Company) sold the online and print publication The Washington Post to Jeff Bezos through a private investment firm, Nash Holdings LLC. WP Company LLC (doing business as The Washington Post) operates as a subsidiary of Nash Holdings LLC. 

Founded in 2007, Digitalia provides digital tools and a web-based platform for distribution of a wide range of Spanish language e-books, e-journals,and other electronic publications produced by Spanish and Latin American publishers.  

"DigitalGlobe is an American commercial vendor of space imagery and geospatial content, and operator of civilian remote sensing spacecraft. The company went public on the New York Stock Exchange on 14 May 2009, selling 14.7 million shares at $19.00 each to raise $279 million in capital." - Wikipedia, November 2015. 

Independent U.S.-based academic and professional publisher with offices in Los Angeles, London, New Delhi, Singapore, and Washington, D.C., publishes journals, books, reference works and databases in business, humanities, social sciences, sciences, technology, and medicine.