CMJ Holdings, Corp. is a music events/publishing company which hosts an annual festival in New York City, the CMJ Music Marathon, as well as a weekly magazine of and for the music industry and college radio stations in the United States and Canada. It publishes top 30 lists sent by stations which subscribe at a cost of a few hundred dollars a year. It is also sent to record companies and their public relations and publicity representatives as well as record stores. CMJ also formerly published CMJ New Music Monthly, which was a magazine with interviews, reviews, and special features. Each magazine came with a mix CD of 15–24 songs by well-established bands, unsigned bands and everything in between. The staff puts together CMJ Music Marathon, a convention and music festival, each autumn, in New York. A second festival: the CMJ Rock Hall Music Fest, took place in Cleveland in 2005 and 2006.
 CMJ Music Marathon
CMJ Music Marathon is an annual event where selected bands and artists play at various clubs throughout Manhattan and Brooklyn.
CMJ Music Marathon was introduced in 1980, with only a few venues around NYC as a way for industry professionals to discover new breaking artists in the college radio world. It was founded by Joanne Abbot Green and Robert Haber.
 CMJ Film Festival
CMJ Film Festival presents features and shorts from around the world, including advance screenings and premieres of independent and major studio releases.
Various filmmakers have presented their films and participated in live sessions before CMJ crowds and soundtrack artists have entertained CMJ audiences with live performances after their respective screenings.
 CMJ Music Marathon College Day
College Day at CMJ Music Marathon & Film Festival focuses on college radio. College Day presents the annual College Radio Awards, with categories such as Station of the Year, Music Director of the Year, Biggest Community Resource and Sexiest Phone Voice (Male and Female).
 CMJ Music Marathon CLE Program
CMJ Music Marathon’s Continuing Legal Education (CLE) program educates on all facets of the legal side of the music industry, including music copyrights, registrations and applications, and licensing those copyrights in musical, physical, visual products, and digital and wireless environments.
 CMJ Rock Hall Music Fest
The CMJ Rock Hall Music Fest was an annual music festival that took place in venues across Cleveland, Ohio. The festival was sponsored by the Rock and Roll Hall of Fame, located on the shores of Lake Erie downtown, as well as by CMJ, publisher of the CMJ New Music Report, a weekly magazine for the music industry and college radio stations in the United States and Canada.
It premiered in 2005. The festival featured live bands at a variety of locations throughout Cleveland, and initially included a festival village on the west bank of The Flats near the Cuyahoga River. The second festival was held June 14–18, 2006, and featured a relocated festival village at the Rock and Roll Hall of Fame. Attendance at both the festival and the village location improved during its second run. In April 2007, organizers canceled the event, citing strains on financial and staffing resources.
 CMJ New Music Report
CMJ's trade publication, compiles playlists for college and non-commercial stations. CMJ New Music Report is currently released weekly as a digital PDF magazine.
 CMJ New Music Monthly
CMJ New Music Monthly was a monthly music magazine with interviews, reviews, and special features published from 1993 to 2009. Each issue included a compact disc with 15 to 24 songs by well established bands, unsigned bands, and everything in between. As of issue 156 (1112 using the CMJ New Music Report numbering), dated June 20, 2009, the magazine folded, and subscribers instead received the CMJ New Music Report with a music compilation available online to subscribers. In April 2010, it stopped delivering CMJ New Music Report to its subscribers. It was published by CMJ Network, Inc. (also publishers of College Media Journal) in New York City.
A source of music and industry news, reviews and interviews.
- Harrison, Ed. "Magazine Slants To Programmers" Billboard January 20, 1979: 68
- CMJ New Music Report January 5, 2004: 10
- CMJ Marathon Official Site
- "CMJ 2012". The New York Times. Retrieved 20 October 2012.
- Soeder, John. CMJ/Rock Hall Music Fest cancelled after two-year run, The Plain Dealer, 2007-04-06.
- "Dear CMJ New Music Monthly Subscriber". CMJ New Music. Issue 1112. June 20, 2009. Page 23.
- http://www.cmj.com/relay[dead link]