Imam Sayed Mustafa Al-Qazwini was born in the city of Karbala, in the year 1961. He initiated his higher religious studies in Qom, Iran where he was awarded with a BA and MA in Islamic Studies in 1985. During 1987-1989 he served as a professor of Islamic Studies at the Islamic seminary in Damascus, Syria. From 1989-1994 he contributed as associated imam and professor of Islamic Studies at several Islamic centers and foundations in London, England.

Shortly after his arrival in California in 1994, Sayed Moustafa Al-Qazwini became the founder and director of the Islamic Cultural Center of San Diego, California. His prosperity in San Diego paved the way for his next mission—a mosque in Orange County, California. In September 1996, he founded the Islamic Educational Center of Orange County. As the founder and director of IECOC, he serves as a mentor and facilitator for the Muslims.

Imam Al-Qazwini is chairman of the Development and World Events Committee of the Islamic Shura Council of Southern California, and a board member of the council of Shia Muslim scholars of North America. He spends much of his time lecturing across the nation at churches, universities and on panels with other parishioners.He is a charismatic leader who has achieved recognition as an educator, leader, and author.