Peter O. Philips, 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.

Large Professor is the stage name of William Paul Mitchell, an American hip hop rapper and record producer also known as Large Pro and Extra P. Based in New York City, he is known as a founding member of the 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.

Marco Bruno, better known as Marco Polo, is a Canadian hip hop producer. Born in Toronto on December 26, 1979, 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.

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.

Big Shug is a hip hop artist and actor from Boston, Massachusetts, and a member of the Gang Starr Foundation collective.

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.

Wilbur Bass, better known as Blaq Poet is an American rapper from Queensbridge, New York, United States.
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.

Diamond D is a hip hop producer and MC from the Bronx, New York City, and one of the founding members of the Diggin' in the Crates Crew.

Jason Green, better known as Planet Asia, is a rapper from Fresno, California. He is prominent for being one half of the now broken up hip-hop duo the Cali Agents and is currently a member of the groups Gold Chain Military and Durag Dynasty. He is also well known for his vast discography of mixtapes.

Torae L. Carr, better known by his stage name Torae, is an American rapper from the Coney Island section of Brooklyn, New York. He has released a number of solo albums and collaborative works, and operates the independent record label Internal Affairs Entertainment.

Daniel Carrillo, better known by his stage name Termanology, is an American rapper and record producer. He first gained major attention with the 2006 single "Watch How It Go Down". A solo album, Politics As Usual, was released in 2008. He has made a number of collaborative albums, such as 1982 and is known also for his prolific mixtape output. He is of Puerto Rican and French descent.