About Us


The name GTB was derived from Guru Tegh Bahadur Ji, ninth of the ten gurus who founded the Sikh religion and the leader of Sikhs. Despite being a principled and fearless warrior, he was also a learned spiritual scholar.

Guru Tegh Bahadur Ji was a poet and very closely related to music whose 115 hymns are included in Sri Guru Granth Sahib Ji, the main text of Sikhism


GTB Musicals

GTB Musicals was established as a music store mainly focusing on manufacturing and selling of Harmonuim  by our founder, S. Kuljeet Singh in 2000.

Slowly with time the company expanded to become a popular brand “GTB Musicals” and was registered in 2017 specialized in Harmonium & Tabla and became a place for all music lovers who wished to learn music either as a hobby or as part of their career plans.

GTB Musicals also have both online and offline Music School helping people with similar interests to come together and learn music efficiently. We started our Music School in 2012 and in 2020 we also started online schools for music lovers. Currently, we have students from various countries in our courses.

GTB Musicals provides it services in Delhi, Mumbai, Chandigarh, Bengaluru and many other major cities in India and helps candidates to learn Music across the globe.

KULJEET SINGH - Founder, GTB Musicals

Mr. Kuljeet Singh started his journey in 1989 as a tuning master and he used to repair Harmonium for Harmonium top brand shops in Delhi like Bina, DSM, etc., At Bina, he worked for around 10 years before he started his own small shop “GTB Musicals”

Kuljeet Singh was a very down to earth and humble person. He always focused on quality of his work and never compromised with it. He was also a very hardworking person.  He always made sure that the harmoniums he made were of premium quality. 

GURUCHARAN KAUR - Principal, GTB Musicals School of Music

Gurucharan Kaur may have retired from her career as a Punjabi teacher after 40 years, but her passion for teaching and learning never faded away. Despite having no formal training in music, Mrs. Singh’s love for the art form led her to immerse herself in the world of melody and rhythm.

Today, Mrs. Kulijeet Singh is the Principal of GTB Musicals – School of Music and she continues to inspire and educate others through her music, showing that it is never too late to follow your passion and make a difference in the world.


Mr. Kanwardeep Singh picked up guitar when he was in 12th standard in the suburbs of Delhi, and immediately fell in love with music, but he also realized that he would never be victorious. After college, he went to Singapore and start learning from Yamaha Music School.

After coming back from Singapore, Mr. Kanwardeep Singh got a job in public school and while he was still working with the school, he learnt harmonium repairing and tuning from his father, Mr. Kuljeet Singh. He, then, started to visit almost all Harmonium Giants and started tuning their Harmonium. He got a very good response from them and later he also started receiving contracts from them.

Today, he is the CEO of GTB Musicals, a dream of his father and has also started GTB Musicals School of Music headed by his mother.