Oil and Gas Transmission Pipelines
| No. | Name of the project | Client | Year accomplished |
| a1 | Surveying, economic feasibility studies and design of feeding lines and distribution network of 450 km gas pipelines | Guilan Province Gas Company | a2005-2006 |
| a2 | Surveying, economic feasibility studies and design of feeding lines and distribution network of 450 km gas pipelines | Guilan Province Gas Company | a2006-2007 |
| a3 | Surveying, economic feasibility studies and design of 10 km transmission lines, 300 km recharge lines and 800 km distribution network of rural gas pipelines | Kermanshah Province Gas Company | a2006-2007 |
| a4 | Surveying, economic feasibility studies and design of feeding lines and distribution network of gas pipelines | Yazd Province Gas Company | a2006-2007 |
| a5 | Design of gas distribution network pipelines for Ardakan industrial estates in the city of yazd | Yazd Province Industrial Estates Company | a2006-2007 |
| a6 | Surveying, economic feasibility studies, alignment and design of 80 km transmission lines, 400 km feeding lines and distribution network of gas pipelines | Chaharmahal and Bakhtiari Province Gas Company | a2007-2008 |
| a7 | Surveying, economic feasibility studies and design of feeding lines and distribution network of gas pipeline in zone 1 | Hamadan Province Gas Company | a2008-2009 |
| a8 | Surveying, economic feasibility studies and design of feeding lines and distribution network of gas pipeline in zone 2 | Hamadan Province Gas Company | a2008-2009 |
| a9 | Alignment, surveying and design of gas network pipelines for the city of Khoosf | South Khorasan Province Gas Company | a2008 |
| a10 | Surveying and preparation of as-built maps with scale of 1/200 for villages in Hamadan province | Hamadan Province Gas Company | a2008-2009 |
| a11 | Design of gas transmission lines for Haris power plant | East Azarbaijan Province Gas Company | a2009-2010 |
| a12 | Design of gas network pipelines for the towns of Ghanavat, Shokooheyeh and Salaf Chegan | Qom Province Industrial Estates Company | a2009 |
| a13 | Surveying, economic feasibility studies and design of feeding lines and distribution network of 800 km gas pipelines | Guilan Province Gas Company | a2009-2010 |
| a14 | Surveying, economic feasibility studies and design of feeding lines and distribution network of gas pipelines | Ardabil Province Gas Company | a2009-2010 |
| a15 | Surveying, economic feasibility studies and design of feeding lines and distribution network of 800 km gas pipelines | Guilan Province Gas Company | a2010-2011 |
| a16 | Design of gas distribution network pipelines for Marvast industrial zone in Yazd province | Yazd Province Industrial Estates Company | a2011 |
| a17 | Surveying, economic feasibility studies and design of feeding lines and distribution network of gas pipelines | Hamadan Province Gas Company | a2011 |
| a18 | Site supervision of feeding lines, distribution network pipelines and branches in Guilan province | Guilan Province Gas Company | a2011-2013 |
| a19 | Preparation of as-built maps with scale of 1/200 for villages in Kordestan province | Kordestan Province Gas Company | a2011 |
| a20 | Surveying, economic feasibility studies and design of feeding lines and distribution network of gas pipelines for 550 km | East Azarbaijan Province Gas Company | a2012 |
| a21 | Surveying and preparation of as-built maps for cities and villages of Hamadan province | Hamadan Province Gas Company | a2013-2014 |
| a22 | Transmission gas pipelines in Baneh and its villages | Kordestan Province Gas Company | a2013 |
| a23 | Design of gas distribution network pipelines for the site of Islamic Azad University – Guilan Branch | Guilan Province Gas Company | a2014 |
| a24 | Surveying, economic feasibility studies and design of gas supply network pipelines for 220 km | Guilan Province Gas Company | a2014 |
| a25 | Surveying, economic feasibility studies and design of gas supply network pipelines for 250 km | Guilan Province Gas Company | a2015 |
| a26 | Surveying, economic feasibility studies and design of gas supply network pipelines for 1500 km | Guilan Province Gas Company | a2015-2016 |
| a27 | Design of gas distribution pipelines in Chaharmahal and Bakhtiari province | Chaharmahal and Bakhtiari Province Gas Company | a2015 |
| a28 | Alignment, surveying, economic feasibility studies, design, preparation of transmission lines maps and revision in Chaharmahal and Bakhtiari province level | Chaharmahal and Bakhtiari Province Gas Company | a2015 |
| a29 | Economic feasibility studies, consumption estimates for the cities of Saman, Bon Taghanak and Shahr Keyan in Chaharmahal and Bakhtiari | Chaharmahal and Bakhtiari Province Gas Company | a2015 |
| a30 | Surveying, economic feasibility studies and design of feeding lines and distribution network of gas pipelines for 300 km | Chaharmahal and Bakhtiari Province Gas Company | a2015 |
