He studied evangelical theology at FEBIAS College of Bible Valenzuela, Philippines where he obtained a Bachelor of Arts in 1978.

[1] He continued his studies in United States, at the Trinity Evangelical Divinity School in Deerfield, Illinois.

[6] He was a mediator for five years in Iraq in the peace process with the rebels of Moro Islamic Liberation Front.

[11] He received three honorary degrees: from the Asian Theological Seminary, the FEBIAS College of Bible, and the International School of Theology-Asia.

Content in this edit is translated from the existing French Wikipedia article at fr: Efraim Tendero; see its history for attribution.