1. Department of Building Technology, Covenant University, Ota, Ogun State, Nigeria
2. Department of Building, Covenant University, Ota, Ogun State, Nigeria
3. Myers-Lawson School of Construction, Virginia Tech, USA
4. Department of Quantity Surveying, Bells University of Technology, Ota, Ogun State, Nigeria
5. Department of Industrial Technology, University of Nebraska, Kearney, USA
6. Department of Engineering Technology, Tarleton State University, USA