Siavash Kasraei was born in 1318 in Tehran, spent his childhood in Khorasan and immigrated to Kermanshah at the age of 18. There, he began to study painting with Mrs. Turner; Then, at the age of 20, he immigrated to Austria to study at the Vienna Academy and chose his painting style under the influence of the Vienna school.

At first, he mostly worked with oil paint technique, but his favorite technique was watercolor, and with this technique, he created a large number of works of art, and because of this period, he is famous for his works. These works mostly depict perspectives inspired by surrealist landscapes.

Kasraei is a powerful painter whose poetic paintings show signs of authentic Iranian culture. He displays the wisdom hidden in his watercolors with the latest techniques he learned in Vienna with signs of Iranian culture, mysticism and his innate and esoteric knowledge. He never obeyed the thoughts and ideologies of the art market and was always bound to his path; Therefore, he painted his imaginative works with full respect for the native culture and art of Iran and with his own poetry, and finally he was able to create oriental paintings, specific to his style and personal conclusions.

Two of Kasrai's works have been offered and sold in the Tehran auction. Siavash Kasraei died on July 8, 2012 due to acute bronchitis in Tehran.