Peter Phillips, better known by his stage name Pete Rock, is an American record producer, DJ and rapper. He rose to prominence in the early 1990s as one half of the critically acclaimed group Pete Rock & CL Smooth. After the duo went their separate ways, Rock continued with a solo career that has garnered him worldwide respect, though little in the way of mainstream success. Along with groups such as Stetsasonic, Gang Starr, A Tribe Called Quest and The Roots, Rock played a major role in the merging of elements from jazz into hip hop music. He is widely recognized as one of the greatest hip hop producers of all time, and is often mentioned alongside DJ Premier, RZA and J Dilla as one of the mainstays of 1990s East Coast hip hop production. Pete Rock is also the older brother and younger cousin, respectively, of rappers Grap Luva and the late Heavy D.

Omar Credle, better known by his stage name, O.C., is an American rapper and member of the group D.I.T.C., who has been involved with several renowned underground hip hop groups: Crooklyn Dodgers '95, Luv NY, Perestroika.

Marco Bruno, better known as Marco Polo, is a Canadian hip hop producer. Born in Toronto, he moved to New York City in the early 2000s to pursue a career in hip hop production, and has since become one of the most sought-after underground producers on the US East Coast. He has Italian origins; In fact, his parents emigrated respectively from Naples and from Calabria.

Large Professor, also known as Large Pro and Extra P., is a New York City-based hip hop rapper and record producer. He is also best known as a founding member of the influential underground hip hop group Main Source, and as mentor and frequent collaborator of Nas. About.com ranked Large Professor #5 on its Top 50 Hip-Hop Producers list.

Showbiz and A.G. are an American hip hop duo from The Bronx, New York City. Showbiz is a producer and A.G. is a rapper. The two debuted on Lord Finesse's Funky Technician album in 1990. Show and A.G. are members of the Diggin' in the Crates Crew along with Lord Finesse, Diamond D, Fat Joe, O.C., Buckwild and the late Big L.

Group Home is a hip hop duo, composed of members Lil' Dap and Melachi the Nutcracker. They came to prominence as members of the Gang Starr Foundation. Lil' Dap made his rhyming debut on Gang Starr's 1992 classic Daily Operation on the song "I'm the Man". Both members appeared on Gang Starr's critically acclaimed 1994 effort Hard to Earn, on the tracks "Speak Ya Clout" and "Words from the Nutcracker". In 1995, the group released its debut album, Livin' Proof. The album was very well received, mainly due to DJ Premier's advanced production work, described by Allmusic as "rhythmic masterpieces". A second album A Tear for the Ghetto was released in 1999, this time with only one track produced by DJ Premier.
Since then, little has been heard of the group. Lil' Dap released a solo single, "Brooklyn Zone", in 2001, and guested on several other releases. As of 2007, Lil' Dap is an independent artist, He released in 2008 solo album called I.A.Dap He was featured on Large Professor's 2008 album Main Source. Nas referred to Group Home on the track "Where are They Now?" from his album Hip Hop Is Dead.

Wilbur Bass, better known as Blaq Poet is an American rapper from Queensbridge, New York, USA.
Blaq Poet was first heard in the track "Beat You Down" from the Bridge Wars during 1987, a diss song towards KRS-One and Boogie Down Productions. At that time Poet was at least 17 years old, as stated in a 2009 radio interview. During 1991, Poet and DJ Hot Day made a duo called PHD and released their debut album, Without Warning on Tuff City Records. They released after that album several 12 inch singles and an EP until 1996 when they parted ways due to being unable to find another record label. Poet went on to team up with KL, Hostyle and Solo, creating the group Screwball. They released two albums and a compilation together before Poet went solo with the street album Rewind: Deja Screw, released 2006. The album featured production from DJ Premier amongst others. Poet later on signed to DJ Premier's Year Round Record label and released his second album, Tha Blaqprint in 2009 with the majority production coming from DJ Premier and guest appearances from the likes of Lil' Fame and N.O.R.E. as well as labelmates NYGz and Nick Javas.

Kendrick Jeru Davis, known as Jeru the Damaja, is an American rapper best known for his 1994 debut album, The Sun Rises in the East, ranked as one of the 100 greatest hip-hop albums of all time by the editors of About.com. He has worked extensively with Guru and DJ Premier of Gang Starr, whom he has known since he was in high school.

Lord Finesse is a hip-hop artist and producer, from The Bronx, New York, best known as the leader of the D.I.T.C. crew. About.com ranked him number 29 on its list of the Top-50 Hip-Hop Producers.

Michael Taylor Perretta, better known as Evidence, is an American MC, producer, and member of the rap group Dilated Peoples. Before becoming a rapper and producer, Evidence was a graffiti artist.