Justin Purtill has performed, recorded, and toured with the likes of Stu Allen, Edgar Bateman, Gary Burton, Jerry Bergonzi, Roosevelt Collier, Hal Crook, David "Fuze" Fiuczynski, The Fringe, Brahim Fribgane, Bob Gullotti, George Garzone, Leo Genovese, Donna Jean Godchaux, Bill Goodwin, Hassan Hakmoun, Joe Hunt, Steve Kimock, Matt Kilmer of The MAST, Eric Kloss, Francisco Mela, Rakalam Bob Moses, Tisziji Munoz, Tiger Okoshi, Thomas Pridgen, Residente, Melvin Seals and the JGB, John Shannon, Esperanza Spalding, Nat Mugavero's Sewer Rats, Kendrick Scott, and Paul Wertico.
As a member of the Tiger Okoshi Quartet from 2000-2009, Justin toured the United States and Asia.
As a member of Melvin Seals and the JGB from 2008-2009, Justin toured the US and Canada playing major jam and rock festivals.
In the fall of 2016, he toured Argentina with Leo Genovese's Nomades Trio, featuring Brahim Fribgane.
As a current member of the Residente World Tour, Justin has headlined festivals throughout the US, Europe, Scandinavia, Mexico, and Central and South America, including the 2017 Latin Grammys and the 2018 Austin City Limits Music Festival and TV Show. In December of 2019, the band headlined at the Zocalo in Mexico City for over 150,000 people.
As a member of Hassan Hakmoun's Universal Force, Justin headlined the 2019 Gnaoua Festival in Essaouira, Morocco.
In 2020, Justin played guitar on Residente's Latin Grammy-winning song "Antes Que el Mundo Se Acabe", which has over 33 million views on YouTube. He also played guitar on Residente's quarantine editions of "Latinoamérica" and "Apocalíptico".
Justin has released seven albums of improvisational singer-songwriter music: Permanent Mystery, Raw, Sore Eyes for Sight (Ayva Records), The Sun in Splendor (Constant Clip Records), The Avant-Gardist, Justin Purtill, and The Crook In The Road.