Born into a Muslim family, Rev. Kasali yielded his life to Christ in the early 80s after which he then went on to be ordained into full time ministry in 1995 at the National Headquarters of Foursquare Gospel Church.

Rev. Abayomi Kasali, to fulfil his burning desire of being a voice of truth in a society where truth has become unconventional then went ahead to pastor Foundation of Truth Assembly (FOTA), a Pentecostal Christian ministry with Headquarters in Eric Moore, Surulere, Lagos and branches in Lekki, Festac, Abuja, and Houston.

He is a renowned radical teacher, a social crusader, a mentor, an outstanding administrator, an international speaker, a televangelist, an author and a prolific church planter who has an apostolic mandate with prophetic ministrations. His popular telecast, Impact Today on Silverbird television which airs every Sunday at 2:30pm, has endeared him to viewers all over the world because of his aptitude in delving into contentious issues most preachers of the gospel run away from.

Rev. Yomi Kasali, runs various networks for the youths and young couples including Campus Connect, Klub Daniel, The Friendship Centre, 412 Hangout for singles, ChillOut and Matters of the Heart.

He is also the President, Berean Ministers Group, a gathering of full and part time ministers of the gospel in a stronger bond to enhance the work of the ministry. He is the secretary of the Nigerian Coalition of Apostolic Leaders (NCAL) an affiliate of International Coalition of Apostolic Leaders (ICAL). He is also the Coordinator of 5 Loaves 2Fishes, a medical and humanitarian not-for-profit organization.

He is a teacher of the undiluted word of God (truth) and is married to Pastor Sharon Adefunke Kasali and are blessed with 2 children.