USA Associates

Cathy R. Kreis

Cathy R Kreis

Introduced to AFCI, Inc. in 1991, Cathy began going on short-term missions then expanded to longer term ones including some teaching and work in South Pacific nations such as Tonga, New Zealand and Vanuatu, as well as at home in Hawaii. God led her in many areas including overseeing the AFCI-USA office for many years and as ministry assistant to Rev. Jeff Brooks at First Baptist Church. When God said, “Go,” in 2005 Cathy moved to Kingman, AZ, to establish her base as an AFCI-USA Ministry Associate for what has become a fruitful and mobile ministry where she is now. Read More


Howard Brown

Howard and his wife Deborah have been deeply involved in Evangelism and Discipleship in both the Inner-City and Suburbia since 1988. Out of an ever-increasing burden to see people come to know the Lord, grow in the Lord and show others their faith and love for the Lord, Selah Christian Ministries was established in 1992. Their mission is to partner with churches, ministries, organizations and individuals to equip the saints for the work of ministry by providing kingdom resources that they call “Pillars Of The Faith: Biblical Teachings For the Church”, that will further spiritual revival in the Church, evangelism through the Church, and training for the Church to the glory of God. Read More


Carlos Josue Guevara

I am now part of Ambassadors for Christ International USA, and I am also starting to pursue a Master of Arts in Global Leadership from Fuller Theological Seminary in Colorado. I am very excited about the future and the things that God wants to do in my life and my family’s. I pray that we can remain faithful, focus and committed to do His will, and trust that He will provide for our needs and will continue to bless us in the same way that He has been doing it. Read More


Luke Johnson

Luke Johnson

Born in New Orleans in 1983, Luke was soon adopted and moved to Mississippi. 27 years later, he is following God’s call for his life to passionately preach and live for God’s glory. Luke was born again in 1998 and surrendered to ministry at age 15. He has since followed that call by serving the local church as a student pastor and now itinerantly preaching and speaking in many different places and settings, such as student events, summer camps, Disciple Now weekends, evangelistic meetings, church services, sports teams, school conventions and graduations, and other opportunities that the Lord gives him. Read More


Marvin P. Dorsey

Marvin Dorsey was born in 1970 and raised in the north Louisiana village of Forest Hill. After graduating Rapides High School in 1988, he went on to attend Northwestern State University in Natchitoches, LA. It was during this time that he was converted to Christ and later entered the preaching ministry in 1992. He graduated college in December of 1994 with a Bachelor’s degree and went on to attend New Orleans Baptist Theological Seminary where his studies lead to receiving a Master of Divinity in May 1999. He joined Ambassadors For Christ in 2003. Read More


Roger Marini

Roger graduated from Columbia Biblical Seminary, (Columbia International University), with a Certificate in Biblical Studies. He also has a BS in Electrical Engineering from Northeastern University and an MS in Administration from George Washington University. He has been very active in lay ministry for fifteen years before joining the staff of AFCI-USA in 1994. His ministry of God’s Word in the U.S. includes preaching, revival, evangelism, training, and equipping the local church. Read More


Abraham Weihua Liu

Abraham Weihua LiuAbraham Weihua Liu was born in a poor country village of Hebei province, China on Nov 14th, 1966. From 1986—1990, he studied at Hebei Teachers’ University, majoring in English. In May 1989, he was one of the 106 suicide Squads on Tian An Men Square. In the 1990s, he worked as a tourist guide in Beijing for China Travel Service, taught English at Shijiazhuang Postal College and also worked as a free businessman. Read More


Ernest Johnston

Ernest Johnston, Ph.D., D.B.S. has been a student of revival for several decades and written extensively on that subject. He has a passion to see revival in the church and spiritual awakening in the world. Read More


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