[4] In 1979, at the age of twenty, Blow became the first rapper to be signed by a major label, Mercury, which released "Christmas Rappin'".

Lovebug Starski, Full Force, Russell Simmons and Wyclef Jean all have been produced by, or collaborated with, Walker.

Former label mates René & Angela had their R&B chart topping debut "Save Your Love (For #1)" was gift rapped by Blow.

Blow also co-produced "Slippin, Ten Years with the Bloods" and won praises from Showtime for being the most viewed documentary in 2003.

He also worked for Sirius Satellite Radio on the Classic Old School Hip Hop station Backspin (Channel 46) from 2000 to 2004.

Beginning in 1996, Kurtis Blow was featured in a hip hop display at the Rock and Roll Hall of Fame.

In 2002, he traveled to the Middle East to tour the Armed Forces bases performing seventeen shows for the troops.

In December 2014, Blow was the Guest MC for the world premiere of The Hip Hop Nutcracker at New Jersey Performing Arts Center, a well received update of Tchaikovsky's holiday classic.

The members of the Bboy Committee are as follows: Trixie (Lauree Myers), RIP Wallace D, Dancing Doug (Douglas Colon), A1 Bboy Sasa, DJ Clark Kent (Tyrone Smith), the Legendary Smith Twins, the Zulu Kings and Cholly Rock (Anthony G. Horne), OG BGirl – Darlene Rivers, "Puppet" (William "Billy Bill" Waring), Darryl Solomon (The Mad Hatter), Kurtis Blow, Lil Cesar Rivas, and Shabba-Doo.

As the founder of the Hip Hop Church in Harlem,[4] Blow serves as rapper, DJ, worship leader and licensed minister.

[13] Hosted by Canadian rapper and broadcaster Shad, the series profiled the history of hip-hop music through interviews with many of the genre's leading cultural figures.