Founded in 2007, Mello Music has released hip hop compilations and albums by producers and rappers such as Oddisee, Apollo Brown, Mr. Lif, Ghostface Killah, Open Mike Eagle, L'Orange, Quelle Chris, Jean Grae, Kool Keith, Nottz, Georgia Anne Muldrow, Pete Rock,[5] and Rapper Big Pooh.

[6] In 2012, MTV Hive described MMG as having a "dedication to intelligent, street-wise boom bap",[3] although the label has released a number of purely instrumental albums as well.

[4] An early form of the label, Mello Mixtapes, was founded by Arizona hip hop fan Michael Tolle in 2004.

[9] He first founded Mello Music Group in the fall of 2007, using his laptop and cell phone to organize the business from his home in Tucson, Arizona.

This gives a little more peace of mind, and means that everyone is free to work on music... it’s also about making people feel like they have an entire career to develop, not just a fiscal quarter to show results.

Several albums were released in 2015, including Kenn Starr's Square One, the compilation album Persona, Red Pill's Look What This World Did To Us, Open Mike Eagle's A Special Episode Of, Oddisee's The Good Fight, Rapper Big Pooh's Words Paint Pictures (produced by Apollo Brown), L'Orange & Jeremiah Jae's The Night Took Us In Like Family, Georgia Anne Muldrow's A Thoughtiverse Unmarred, Pete Rock's PeteStrumentals 2, L'Orange & Kool Keith's Time?

[23] In 2016, Mello Music Group released new albums from Mr. Lif, Ugly Heroes, Oddisee, Open Mike Eagle & Paul White, Lando Chill, Kool Keith, L'Orange, Chris Orrick, and Apollo Brown & Skyzoo.

[26] Mello Music Group has released a number of purely instrumental albums, many of which are the side projects of hip hop producers associated with the label.

In 2012 MTV Hive described MMG as having "dedication to intelligent, street-wise boom bap... these artists make attainable music that doesn’t find them praising their jewelry or stunting on private jets.