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Pampublikong mga gawa kontratista
Langis at gas prospecting consultant
Langis magsangkap pag-install at kilusan pangangasiwa consultant
Water iniksyon tagapayo, langis na rin
Pakatihan pipeline consultant
Pampakay pagmamapa, nasa eruplano
Geological engineering consultant
Geotechnical engineering consultant
Geophysics consultant
Hydrogeology consultant
Heokimika consultant
Oilfield engineering, disenyo ng mga serbisyo
Tubig bukal unlad consultant
Archaeological serbisyo consultant
Echo tunog serbisyo
Survey serbisyo, laser, three-dimensional
Survey, pagyanig
Marine pagyanig survey consultant
Rock pagbuo at pangunahing pagtatasa mga serbisyo
Survey, geopisiko paggalugad
Survey, geodetic at topographical
Survey, heograpikal, aerial o lupa
Wireline serbisyo, langis na rin
Malayo sa pampang pipeline consultant
Langis at gas paggalugad consultant
Survey serbisyo, photogrammetric
Istruktura sa trabaho
