PETROSERV Oil & Gas is an ISO 9001: 2015, ISO 14001: 2015 and OHSAS 45001: 2018 certified Company that offers a diverse range of engineering and construction services in the Oil and Gas and Petrochemical Industry. PETROSERV, a wholly owned Qatari company, is one of the leading EPIC contractors in the State of Qatar. Existing since 1978, Petroserv has an enviable, proven track record with a large variety of Qatari and international clients; including: QatarEnrgy, QatarEnergy LNG, QAFAC, QChem, RLOC, QAPCO, QALCO, WOQOD, QAFCO, QatarSteel etc.