| Year | Speakers | Theme (pdf/ppt) |
| 2004 | Dato’ Dr. A. Bakar Jaafar | Corporate Environmentalism |
| 2005 | Dr. Goerg Winter | Harmonization between human Civilization and Nature. Harmonization between human Civilization and Nature Full Paper 2005. |
| 2006 | Dato’ Ir Lee Yee Cheong | Private Sector and Sustainable Development. Private Sector and Sustainable Development (Slides). |
| 2007 | Engr. Rocky H. T. Wong | Corporate Environmentalism and Green Consumerism –the ETI push-pull factor. |
| 2008 | Mr. Doug Smith | Sustainable Business Management Programme. Sustainable Business Management Programme Presentation File. |
| 2009 | Dr. Bindu N. Lohani | Global Climate Change –Challenges and Business Opportunities. |
| 2011 | Prof. Dato’ Seri Ir. Dr. Zaini Ujang | Value Creation in Environmental Sustainability. |
| 2012 | Datuk Dr. Rajmah Hussain | A Dilplomat’s Expereince of Cultural and Environmental Diversitites. |
| 2013 | Dr. Salmah Zakaria | Water and Sustainable Development |
| 2014 | Tan Sri Musa bin Tan Sri Hassan | Environmental Crimes |
| 2015 | Datuk Dr. M. S. Pillay | Environmental Health Challenges of Urbanization |
| 2016 | Dato’ Dr. Yap Kok Seng | Strategizing Climate Change Actions in Malaysia. |
| 2017 | Emeritus Professor Dr Muhamad Awang | Aligning Environmental Education and Training Goals in Meeting Industry Needs. |
|
2018 |
YAA Tan Sri Datuk Seri Panglima Richard Malanjum, Chief Justice of Malaysia | Environmental Court: Lessons Learned & Future Direction. |
| 2026 | Dr. Hezri Adnan, Senior Advisor on Sustainable Development at United Nation Development Programme Malaysia, Singapore, and Brunei Malaysia |