During his career Tajvidi cooperated with outstanding contemporary artists including Delkash, Gholamhossein Banan, Hossein Qavami, Mahmoud Mahmoudi-Khansari, Akbar Golpaygani, Hossein Khajeh Amiri (a.k.a. Iraj), Jalil Shahnaz, Farhang Sharif, Habibollah Badiei, Parviz Yahaghi, Javad Maroufi, Faramarz Payvar, Mehdi Khaledi, Homayoun Khorram.
for notable singers including Hossein Ghavami (Fakhteh), Marzieh, Hayedeh, Shajarian and made over a hundreds of instrumental pieces for violin and orchestra, charmezrabs, overtures in collaboration with outstanding contemporary artists including Javad Maroufi, Jalil Shahnaz, and Farhang Sharif.