Gourab Chatterjee was introduced to Hindustani vocal music at the tender age of five by his mother, Smt. Ajanta Chatterjee. After her demise, Gourab started receiving training under Shri. Jainul Abedin. In the Academy, he trained under Late Pt. Shri. Sunil Bose, a veteran Guru from the Agra Gharana. Later on, Gourab became a Scholar of ITC, Sangeet Research Academy under the tutelage of Guru Pt. Shri. Arun Bhaduri. In 2007, Gourab completed his training as a Scholar.

Gourab has participated in almost all the renowned concert festivals all over India and also in other countries such as the USA, Canada, Germany, France, Belgium, Italy, and Sri Lanka. Apart from being a vocalist, Gourab is a well-known and accomplished harmonium accompanist. Gourab has accompanied almost all the stalwart musicians including his Guru Pt. Arun Bhaduri. On several​​ occasions he has accompanied Pt. Ajoy Chakaraborty, Ustad Rashid Khan, Vidushi Girija Devi, Vidushi Shruti Sadolikar, Pt. Ulhas Kashalkar, Pt. Kumar Bose, Pt. Samar Saha, Pt. Shubhankar Banerjee, Smt. Kaushiki Chakraborty and many others.

Gourab has been training many young students in his own music school, Philharmony. To promote music and influence young people, Philharmony also organises music programs.