Olusemire Abogan, an engineer, was born in Ijebu Jesha on July 5, 1955 to the family of Chief Isaac and Mrs Florence Abogan.He had his early education at home. He is currently a registered engineer and member of both the Institute of Road Transport Engineers and Institute of Motor Industry of the United Kingdom. He was a workshop and Branch Manager in various locations of SCOA Motors in Nigeria before setting up his own Company (Natholab Engineering Co Ltd) where he remains the Chief Executive Officer till date.

In the house of God, he started as a choir boy in this church for several years and by the grace of God he is now one of the Standing Committee member of this Cathedral, he is the current President of the Christian Progressive Society of this Cathedral, he is the Diocesan Engineer and member of the Diocesan board, a delegate to the General Synod of the Church of Nigeria and a member of the Primate Advisory council of the Church of Nigeria Anglican Communion representing the Diocese of Ijesha North.

In Ibadan and even outside Nigeria, he remains a committed Anglican , he is a member of All Souls Church Bodija Ibadan and past President of Torch Bearers Society of the church, a Bishop Nominee of Ibadan Diocese and a member of the Diocesan board. Outside the country, he and his Spouse are member of the congregations of The Cathedral Church of Saint Martin Leicester in the United Kingdom

He is widely travelled and married to Mrs Abimbola Abogan, the marriage is blessed with God fearing children and grandchildren.