Our Founders
Heshimu K. Colar
Heshimu is an American Missionary working in Sub Sahara Africa. He served as a pastor in California for nearly two decades; with over 15yrs experience in youth counseling and teaching.
He's lived and worked in Nigeria since 2018, doing the work of an evangelist, author, and assisting the community with resources
Heshimu graduated from San Jose State University, CA USA, majoring in African American Studies. He was a two-time All American football player, and then played professionally for the NFL and CFL. Heshimu's passion is spreading the gospel, advocating for peace, justice, and promoting economic self sufficiency.
He oversees a Sovereign Grace African Fellowship, a missionary organisation, working with churches, individuals and other organisations to spread the gospel, plant churches, train, and equip leaders. He's travelled throughout Northern and Southern Nigeria, ministering to spiritual and physical needs in orphanages, schools, churches, and other missionary organisations
Sovereign Grace African Foundation (SGAF) was established as a tangible way to help Muslims, churches, schools, and those with obvious needs who are willing to be helped under the principles of grace, hard work, and integrity. Heshimu is a Trustee of SGAF
He is also the author of three books :
Five Smooth Stones.
Sermon North and South: Messages to Nigeria and the World.
God’s Call: Messages to Preachers on Preaching.
All three books were published in Nigeria.


Adaeze Vienney Oputah
Adaeze is an accomplished professional with over two and half decades of experience in government service, non-profit leadership, and community development. She has held pivotal roles, including positions at the Petroleum (Special) Trust Fund and the Debt Management Office (DMO) in Nigeria. Additionally, she served as Principal Secretary to the President of the Nigerian Red Cross Society, Secretary at Rochas Foundation International, and currently serves as Regional Ambassador for the Christian Broadcasting Network (CBN Africa, 700 Club).
A Nigerian national, Adaeze holds a Bachelor’s degree in Accounting and has pursued additional graduate studies in Management and Management Information Systems at Dallas Baptist University in Dallas, Texas-USA. Her extensive work in the non-profit sector has focused on addressing critical social issues across Nigeria, including poverty alleviation, support for vulnerable families, and advocacy against child marriage.
Currently, Adaeze serves as the Executive Director and a Board Member of the Sovereign Grace African Foundation (SGAF), a Christian faith-based organisation dedicated to sharing the Gospel of God’s sovereign grace while meeting the physical and social needs of communities across Sub-Saharan Africa.
As the founder and host of True Faith - The Five Wise Virgins, a transformative women’s program, Adaeze inspires, equips, and empowers women to embrace authentic faith and spiritual growth in all aspects of their lives. Her leadership and dedication continue to drive meaningful impact in both spiritual and humanitarian spheres.
Sovereign Grace African Foundation
Registered Charity:
1. STATE OF CALIFORNIA, USA
File No:4852691, Reg. date - 02/21/2022
2. ABUJA FCT, NIGERIA
Reg No. CAC/IT/NO 149091
Date : 7/29/2020
sgaf.org@gmail.com