Head office location and address
| S/L | Department | Telephone No. | Ext. /0115513288/ | Office No. | Fax |
| | Chief executive officer | 011-5-510045 | 202 | 405 | +251-1-15-51-29-38 |
| | Vice chief Executive Officer of Petroleum Reserve Administration and Engineering | 011-5-541904 | 285 | 601 | |
| | CEO Assistant | 011-5-539349 | 208 | 401 | |
| | Petroleum reserve operation manager | 011-5-541917 | 212 | 504 | |
| | Engineering Manager | 217 | |||
| | Petroleum Supply and Sales Manager | 011-5-504672 | 282 | 608 | |
| | Finance Manager | 011-5-504674 | 267 | 106 | |
| | Human Resource and Property Manager | 011-5-515206 | 253 | 001 | |
| | Ethics and Anti corruption Manager | 011-5-513397 | 224 | 306 | |
| | Audit Service | 011-5-515910 | 219 | 301 | |
| | Legal Service | 011-5-525408 | 206 | 408 | |
| | Information Technology Service | 011-5-517594 | 227 | 309 | |
| | Plan and Organization development Service | 011-5-513718 | 229 | 205 | |
| | Petroleum Quality Control Service | 011-5-513910 | 261 | 005 | |
| | Gender Office | 011-5-533753 | 225 | 307 | |
| | Public Relation | 011-5-541914 | 209 | 501 | |
| | EPSE Clinic | 011-5-527022 | 274 | ||
| | PBX | 011-5-513288 |