Wikipedia
TuneCore
TuneCore is a Brooklyn, New York-based independent digital music distribution service, founded in 2005. TuneCore principally offers musicians and other rights-holders the opportunity to distribute and sell or stream their music through online retailers such as iTunes, Spotify, Amazon Music, Google Play, Tidal, and others. TuneCore also offers music publishing administration services, helping songwriters register their compositions and collect royalties internationally.
The company currently operates out of its Brooklyn, United States headquarters with offices in Austin, Burbank, Boston, Nashville, Atlanta, Australia, Germany, and the United Kingdom.