| 08/06/2015 | IEC details land for sale |
| 05/06/2015 | IEC’s Waste Plastic Recycling Project location moved |
| 07/04/2015 | IEC launches waste recycling plastic project worth 663 million baht. |
| 25/03/2015 | Public hearing Ban Bung waste-to-Energy power plant |
| 25/03/2015 | IEC to purchase the biogas power plant |
| 25/03/2015 | IEC invests 400 million baht in biogas plants. |
| 09/03/2015 | IEC has been invited to address on the technology of waste-to-energy power plant. |
| 03/03/2015 | Report on Operating Result in 2014 |
| 26/02/2015 | Company Announcement |
| 23/01/2015 | IEC states with capital increase, there is still a silent period. |