| No. | COMPANY | MAIN ACTIVITY | Read complete presentation |
| DRILLING CONTRACTORS COMPANIES |
| 1 | Aquafor International – Tg. Ocna | Drilling contractor | |
| 2 | Foraj Sonde Bascov | Drilling contractor | |
| 3 | Foraj Sonde Buzau | Drilling contractor | - |
| 4 | Foraj Sonde Craiova | Drilling contractor | |
| 5 | Dafora Medias | Drilling contractor | - |
| 6 | Foradex Bucuresti | Drilling contractor | |
| 7 | Foserco Tg. Ocna | Drilling contractor | |
| 8 | Hidraulic Moinesti | Drilling contractor | |
| 9 | Petroconstruct | Drilling contractor | - |
| 10 | Foraj Sonde Ploiesti | Drilling contractor | |
| 11 | Foraj Sonde Rm. Valcea | Drilling contractor | |
| 12 | Romfor Scaeni | Drilling contractor | |
| 13 | Rompetrol Drilling | Drilling contractor | |
| 14 | Foraj Sonde Targu Mures | Drilling contractor | |
| 15 | Tehnotop Group - Craiova | Drilling contractor | - |
| 16 | Foraj Sonde Videle | Drilling contractor | |
| 17 | Foraj Sonde Zadareni | Drilling contractor | |
RILLING CONNECTED ACTIVITY COMPANIES |
| 18 | Additiv Forex Caransebes | Underground waters drilling and underground crosses | |
| 19 | Aqua Drill – Pitesti | Underground water drilling | - |
| 20 | ASA Holding – Bucuresti | Drilling for the "heat -cold pump" | |
| 21 | Atlas G.I.P. Ploiesti | Borhole geophysical investigation | |
| 22 | BAT Bascov | Storehouse of tubular materials and repairing of their | |
| 23 | BATServ. Com Moinesti | Storehouse of tubular materials and repairing of their | - |
| 24 | BAT Targoviste | Storehouse of tubular materials and repairing of their | |
| 25 | Cameron Romania | Control of blow up phenomena | |
| 26 | Central - Medias | Petroleum services and tourism | - |
| 27 | Chimforex - Pleasa | Mud materials, additives and specific equipment | |
| 28 | Chircu Prod-Impex - Bucuresti | Various steel products | |
| 29 | Condmag – Brasov | Design, pipeline construction, installation | |
| 30 | Confind – Campina | Equipment, tools and containerized modules | |
| 31 | Despa - Targoviste | Designing equipment and services for oil and gas fields | |
| 32 | DDS- Directional Drilling Serv. Ploiesti | Directional drilling service | |
| 33 | Dosco PetroServices – Bucuresti | Services and equipment for drilling and production | |
| 34 | Drill Contact – Ploiesti | Directional drilling service | - |
| 35 | Edata - Bucuresti | IT activity | |
| 36 | Energopetrol – Campina | Electric -energy works and pipeline activity | |
| 37 | Euro System - Medias | Petroleum services, includig gas pipes and equipment | |
| 38 | Expert Serv. - Ploiesti | Designing of drilling wells and workover | - |
| 39 | Fangmann Romania – Ploiesti | Well stimulation and services | |
| 40 | Fitpol – Bucuresti | Mud materials ,additives and specific equipment | - |
| 41 | Formin – Caransebes | Underground waters drilling and underground crosses | - |
| 42 | Geea International Forwarders - Bucuresti | Railway, trucking, maritime and heavy lift transportation | |
| 43 | Georex Group – France | Integrated expertise in the service of the petroleum industry | |
| 44 | Grup Petromecanic - Moinesti | Repair works for drilling and production equipment | |
| 45 | Hametner – Ploiesti | Underground waters drilling and underground crosses | - |
| 46 | ICPE - Actel - Bucuresti | Producer of complex electrical drives equipment | |
| 47 | IOT-Independent Oil Tools | Renting and reconditioning tubulars materials | |
| 48 | Loosbrock Romania – Ploiesti | Components, products and consulting services for oil field | |
| 49 | Mud – Data – Rom – Ploiesti | Mud materials, additives and specific equipment | |
| 50 | Petal - Husi | Different oilfield equipment | |
| 51 | Phoenix - Unio - Satu Mare | Rotary and special hoses | |
| 52 | Prodac - Bucuresti | Underground water drilling | - |
| 53 | Resources Project Group-Bucuresti | Import-export, consultancy, business management | |
| 54 | Rig Service | Offshore mechanic-energetic activity | |
| 55 | Rompetrol Well Service (Petros) - Ploiesti | Cementing, stimulation, sand control, testing, casing running | |
| 56 | RO-Niro - Medias | Camp afferent to the drilling rigs | |
| 57 | Service Faur – Bucuresti | Consulting, designing, capital and current reparation for eqpm | |
| 58 | Silcotub - Zalau - Tenaris | Tubular products and accessories for oil and gas industry | - |
| 59 | S.I.P.G.- Campina Branch | Personnel training | |
| 60 | Tubex - Bucuresti | Storehouse of tubular materials and repairing of their | |
| 61 | Tuboscop Vetco | Non destructive inspection of tubular materials, tools and eqpm | |
| 62 | UPET – Targoviste | Designing and manufacturing oilfield equipment | |
| 63 | UZTEL - Ploiesti | Oilfield equipment and services after sales | |
| 64 | Weatherford | Products and services for wells | |
