Sinaayo was born and raised in a Christian home in Ile Ife, Osun State, though not sound in the Lord, he later gave his life to Christ in 1989 during his first year in the University. He served as an Executive for Unilorin Christian Union (UCU). He holds a B.SC in Political Science.
He began his carrier in Osun State Transport Company where he rose to the position of Deputy Administrative Manager. He left the company after 6 years and joined Promasidor Nigeria limited (Cowbell). Sinnayo worked for 17 years and resigned his appointment having cliched the
position of a State Manager.
Sinaayo, wife and his daughter joined RCCG in 1999, also enlisted in the church workforce in 2000, he was called to be an un-ordained alter Minister / Church Treasurer in 2003. He has been serving as a Parish Pastor since May 2006 and to the glory of God, was a pioneer Pastor of two parishes and still a Parish Pastor till date back in Nigeria. Sinaayo is a graduate of the RCCG School of Disciples, Bible College and House Fellowship Development. He has developed skills in Church administration by the help of the Holy Spirit, Drama, Evangelism, Welfare and Prayer department. He got married to Oluyemisi in 1998 and their union is blessed with two daughters and a son.