Database

| Number | Category | Sub-category | Company name | Location | CEO | Contact number | Number of visits |
|---|---|---|---|---|---|---|---|
| 192 | Water | water dam, reservoir | DONG SAN | Yongin | 전진용 | 031-339-9799 | 5 |
| 191 | Wastewater | treatment | Dowon Enviro Co. Ltd. | Siheung | 고영남 | 031-497-8030 | 4 |
| 190 | Water | production | Neotech Co. Ltd. | Ansan | 김연임 | 02-865-7733 | 5 |
| 189 | Water | production | FnS FNS & FLOS | Gunpo | 김동수 | 02-2027-2380 | 4 |
| 188 | Water | water | Fresh Water | Gwangju | 김희형 | 031-763-5350 | 5 |
| 187 | Wastewater | treatment | HYOKWANG-ENC | Gwangmyeong | 김양현 | 02-3666-2070 | 3 |
| 186 | Water | management | HAE DONG A&C Co.,Ltd | Seongnam | 김수혜 | 031-708-7677 | 6 |
| 185 | Wastewater | plant | HANDONG ENG | Pyeongtaek | 김덕환 | 031-654-4778 | 2 |
| 184 | Water | management | Kent Meters Korea Co. Ltd. | Pyeongtaek | 김장기 | 031- 667 – 2522 | 4 |
| 183 | Drinking water | Water | Korea Alkaline Water Co. Ltd. | Ansan | 최창원 | 1588-9719 | 5 |