Gulf Surveys of Yemen was originally set-up to carry out the Canadian Nexen Petroleum Yemen (ex. Canadian Occidental) surveying contract.
It currently holds a number of regular survey contracts including the following:
(1996 – 2005) (2007 – 2012) Safer Exploration (ex. Yemen Hunt Oil Company -YHOC).
GSY provided technical survey services, well location surveys and small topographical surveys. GSY also provided pipeline route surveys and line-of-sight surveys for communication masts.
From April/2004-November/2004, Gulf Surveys of Yemen containing (4 Surveying Crew) surveyed all flow lines, water pipelines, gas injection lines, and any existing features in YHOC Field. GSY also carried out the topographical survey of YHOC's facilities and prepared "As-Built" drawings of the CPU before CGG carried out 3D Seismic survey in Yemen Hunt Field. GSY is still Yemen Hunt's contractor in the surveying field.
1996 – 2011 Jannah Hunt Oil Company (JHOC)
As per the SAFER contract.
In addition, Gulf Surveys of Yemen has carried out a number of individual projects within the Republic of Yemen and these include:
Total E&P Yemen (Feb/2006 – Present) – GSY is carrying out the topographical survey of the edges of cliffs in in Kharir, Atuf and Tariba Field to update “As-Built” drawings of all Total's facility.
British Embassy Land in Sana'a – 2005 – GSY provided topographical surveys of the British Embassy new land. 
Gold Mohr Hotel (Proposed 5-Star Hotel in Gold Mohr-Aden) - 2005 – GSY provided topographical surveys for the proposed location of a Five Star Hotel in Aden (Gold Mohr Beach). The area of the proposed hotel is 29,358.41 square meters.
Total E&P Yemen (December/2004 – as of today) – GSY has recently completed a topographical survey and prepared “As-Built” drawings all Total's facility in Kharir, Atuf and Tariba Field. GSY also carries out well location surveys for Total for the past few years.
Occidental Yemen Sabatain Incc. (2005) – Starting from year 2002 and until now, GSY has been surveying Occidental's well locations in Block 20 and Block 44. In March 2005, GSY surveyed and prepared a base map showing all the well locations and the optimal routes between the wells. The base map also included buried pipelines routes, sub-contractors camps, airstrip, ..etc.
Vintage Petroleum Yemen Inc. (2004 - 2005) – GSY surveyed and prepared “As-Built” drawings for VPYI’s Halewah Crude Oil Transfer Facility (COTF). The subject facility area is adjacent to Jannah Hunt’s Block (5) Processing Plant. GSY also carried out the pipeline route survey work starting from Annagyah Field and ending to Halewah facility of Jannah Hunt. GSY also established and constructed new control stations in Vintage Field in accordance to the international specifications. From year 2000, GSY has been surveying Vintage's well location until today.
Canadian Nexen Petroleum Yemen (2004 - 2007)
GSY carried out several line of sight determination work for Nexen's IT department. This work was required in order to install repeater towers on Nexen's buildings for their telecommunication purposes. GSY was to survey the distances of between Nexen's offices and to estimate the height of the tower to be installed.
In mid year 2004, GSY surveyed and drafted the location of Nexen's Head Office lot in Hadda Street showing all Nexen's office building, out buildings, service building, entrances, exits, boundary wall heights, locations of guard post, location of light poles, shades for parking, warehouse with vacant lot, the surroundings roads and buildings around Nexen office, etc. GSY also conducted a floor plan survey of each floor for Nexen's Main Building, IT Building, Administration Building, NTC Building, and Security Building. Nexen's etc. The floor plan would show how each floor of each building would contain of (e.g. offices, bathrooms, stairs, windows, doors, showing outside & inside wall thickness, location of structural columns, location of power + phone + and data outlets, location of main and sub-electrical distribution board, wiring cupboards, location of fire exits and fire alarm systems, and etc… GSY conducted a floor plan of Hadda
In year 2003, GSY conducted a customized survey work at Hadda Apartments showing all the compounds area, type of buildings, compound layout, guard posts, swimming pool area, generators, gardens, parking lot, barricades, security checkpoint, the surrounding roads around Hadda apartment, camera post, light poles, etc..
Ras Issa Refinery Project (HOOD OIL) – (2004) – GSY provided the base mapping to enable a detailed design for the construction of the refinery for HOOD Oil.
Aden Sheraton Hotel – (2002 & 2004) – GSY provided construction survey for the new Conference Hall building.
Bahlas Carpet Factory (Aden) – (2003 & 2004) – GSY provided construction survey for the new Carpet Factory in Yemen which is situated in Aden.
GITEC / Dorsch Consult (2002) – GSY provided the topographic base mapping for the construction of a sewage treatment plant in the Amran area.
Total Yemen / Technohouse (1999) – providing a topographical survey of an area of a wadi recently collapsed due to heavy rainfall, to enable design works to reinstate the access road to Total’s CPU. 
Sinoma International Engineering - Mukalla (2006) – GSY conducted a topographical survey of the Cement Plant area owned by Arabian Yemen Cement Company (AYCC). The total area surveyed was 12.9 km².
Yemen LNG BALHAF (April/2007) – GSY provided the following surveying services to assist in the performance of pipeline ''As Built'' survey audit to be undertaken on the main LNG pipeline to BALHAF project. GSY role was establishing geodetic net link to primary control stations of Yemen Authority/IGN.
