Calvalley Petro. (Cyprus) :td. Malik (Block-9)
Burren Energy Aryam (Block-6) Aden/Abyan (Block-17)
CCC for Oil & Gas Al-Furt (Block-33) S. Al-Furt (Block-45) E.S. Al-Mabar (Block-49)
Canadian Nexen Yemen Ltd. Masila (Block-14) E.Al-Hajr (Block-51)
Dove Energy Ltd.. Ras Hoaira (Block-73)
DNO Yemen S. Hood (Block-47) Al-Ain (Block-72) Saar (Block-52)
Gallo Oil Yemen Inc. Al-Armah (Block-13) E. Al-Mabar(Block-R2)
EPSILON W. Mukalla(Block-41)
Jannah Hunt Oil Co. Jannah (Block-5)
Al Jawf (Block-19) N. Bellhaf (Block-28) Al Rayan (Block-57)
Kuwait Energy Mukalla (Block-15) Hood (Block-35) Qusa (Block-74)
Qamar (Block-16) Ataq (Block-70) Damqaut (Block-39)
Asaker (Block-8) Ghayl Bin Yumain (Block-65)
Wadi Amed (Block-82) Wadi Arat (Block-83)
Al-Sabatain (Block-20) Markha (Block-75)
Mukalla (Block-48)
OMV Al-Mabar (Block-2) S. Sanau (Block-29)
Oil Search Middle East Ltd. Jardan (Block-3) Barqa (Block-29)
Safer E. & P. Operations Co.(SEPOC) Marib (Block-18)
Reilance. Jeza (Block-34) Marait (Block-37)
Total E & P Yemen E. Shabwah (Block-10)
SINOPEC Mashaf (Block-69) Al-Qarn (Block-71) Amakeen (Block-1)