1. Department of Earth, Environmental, and Atmospheric Sciences Western Kentucky University Bowling Green Kentucky USA
2. Department of Geosciences Pennsylvania State University University Park Pennsylvania USA
3. Group 18 Laboratories, School for Earth and Space Exploration Arizona State University Tempe Arizona USA
4. ADHANA Geological Consultancy Services Cascina (PI) Italy
5. Ethiopian Construction Design and Supervision Works Corporation Addis Ababa Ethiopia
6. GeoSep Services LLC Moscow Idaho USA
7. Dangote Cement Addis Ababa Ethiopia
8. School of Earth Sciences Addis Ababa University Addis Ababa Ethiopia