| Yasuj oil depot pipeline operation project and two engine room devices | National Iranian Oil Refining and Distribution Company | 1983 |
| Construction and installation of large fuel tanks located in Gonbad | National Iranian Oil Refining and Distribution Company | 1984 |
| Construction project of 4 tanks in Tabriz refinery | National Iranian Oil Refining and Distribution Company | 1986 |
| Execution and installation project of 4 tanks of Bakhtaran refinery | National Iranian Oil Refining and Distribution Company | 1986 |
| Zayandehrud 56-inch water pipeline project to Yazd | Yazd Regional Water Company | 1986 |
| Zanjan Fuel Resources Construction Project | National Iranian Oil Refining and Distribution Company | 1987 |
| Tanks construction and installation project in Kangan refinery | National Iranian Oil Refining and Distribution Company | 1989 |
| Razan Technical Tang Transmission Line Project | Iran Gas Engineering and Development Company | 1990 |
| 56 Inch Gas Transmission Line Project Phase 2 A | Iran Gas Engineering and Development Company | 1990 |
| 56 Inch Gas Transmission Line Project Phase 2 Range c | Iran Gas Engineering and Development Company | 1991 |
| Machine insulation project of pipes and valves of Saveh station 6 | Iranian gas transmission Company | 1992 |
| 42-inch Agarudalan gas transmission line project | Iran Gas Engineering and Development Company | 1992 |
| Assaluyeh-Kangan 56-inch gas pipeline project | Iran Gas Engineering and Development Company | 1999 |
| Qazvin-Zanjan 48-inch gas transmission line project "Abhar section" | Iran Gas Engineering and Development Company | 2000 |
| Power supply line and urban network project of phase A1 of Shahin Dej city | West Azerbaijan Province Gas Company | 2002 |
| Natanz Industries Pressure Reduction Stations and Branch Station Project | Iranian gas transmission Company | 2002 |
| 30 Inch South Khorasan Gas Transmission Line Project "Rashtkhah-Nodeh Peshang" | Khorasan Razavi Gas Company | 2003 |
| Saveh Pipeline Station 6 project | Iranian gas transmission Company | 2003 |
| 40 inch gas line project south of Isfahan | Iranian gas transmission Company | 2004 |
| 20-inch gas transmission line project of Shahid Majlisi power plant | Iranian gas transmission Company | 2004 |
| 20-inch Khoy Ivavoghli gas transmission line project | West Azerbaijan Province Gas Company | 2005 |
| Islamabad-Ilam 30-inch gas transmission line project | Ilam Province Gas Company | 2006 |
| Construction project of launcher-receiver station - pressure reduction of the second pipeline of Yazd | Iran Gas Engineering and Development Company | 2006 |
| Yazd Second 40 Inch Gas Transmission Line Project - Third Range | Iran Gas Engineering and Development Company | 2006 |
| Goods procurement project and implementation of 16-inch Dehloran oil transmission line project | Iranian Central Oil Field Company | 2007 |
| Leak detection and resistance testing services and residual repair of Gonabad-Bajestan 20-inch gas transmission line project | Khorasan Razavi Gas Company | 2007 |
| Construction project and installation of 20-inch Gonabad-Bajestan-Ferdows gas transmission line valves | Khorasan Razavi Gas Company | 2007 |
| Leakage and resistance test project and leak detection and repairs of 20-inch Bajestan-Ferdows transmission line | Khorasan Razavi Gas Company | 2007 |
| Leak detection and repair project of 20-inch gas transmission line Nodeh-Pashtak-Gonabad | Khorasan Razavi Gas Company | 2007 |
| Tarom 12 inch gas transmission line project | Zanjan Province Gas Company | 2008 |
| Project of gas supply and distribution line in the development phase of Shams Abad industrial town | Iran Small Industries and Industrial Parks Organization | 2008 |
| Project for completing the remaining works of the second pipeline of Yazd, Arsanjan, Kerman | Iran Gas Engineering and Development Company | 2008 |
| Susangard water treatment plant water transmission line construction project | Khuzestan Water and Power Organization Company | 2009 |
| Aslandooz-Khomarloo 12-inch gas transmission line project | East Azerbaijan Province Gas Company | 2010 |
| 20-inch gas transmission line project of Iranshahr power plant | Sistan and Baluchestan Gas Company | 2010 |
| Aslandooz-Khomarloo 10-inch power supply network implementation project | East Azerbaijan Province Gas Company | 2011 |
| Project of preparation, equipment and implementation of power supply line and gas distribution network of Shams Abad industrial town "Appendix" | Iran Small Industries and Industrial Parks Organization | 2011 |
| Lomar power line project and route villages | Ilam Province Gas Company | 2011 |
| Materials preparation project and implementation of gas distribution network 1, 2, 3 in Zabol city as PC | Sistan and Baluchestan Gas Company | 2011 |
| Construction project of gas distribution and supply network of 14 villages of Ahar - Horand Khomarloo section | East Azerbaijan Province Gas Company | 2013 |
| Kisgan-Lalehzar 8-inch gas transmission line project | Kerman Gas Company | 2013 |
| Construction project of gas distribution network of 4 villages of Azarshahr - Ajab Shir | East Azerbaijan Province Gas Company | 2013 |
| 12-inch gas transmission line relocation project of Persian Gulf Mining and Metal Industries Special Economic Zone Company | Persian Gulf Special Economic Zone Company | 2013 |
| Ahar-Varzeqan 16-inch gas transmission line project, first phase" | East Azerbaijan Province Gas Company | 2014 |
| 20-inch Bafgh-Bahabad gas transmission line project | Iran Gas Engineering and Development Company | 2015 |
| Project to complete the defects of Charmashdash, Viq and Horan stations | East Azerbaijan Province Gas Company | 2016 |
| Ahar-Varzeqan 16-inch transmission line completion project (first phase) | East Azerbaijan Province Gas Company | 2016 |
| Manojan-Nodej 12 and 16 inch power line project | Kerman Gas Company | 2019 |
| Construction of 8-inch Larestan Cement gas transmission line project | Iran Gas Engineering and Development Company | 2019 |
| Construction of 10-inch Khoy-Qotur gas transmission line project | West Azerbaijan Province Gas Company | 2021 |
