Petroleum Economist
London
Great Britain

Exxonmobil Petroleum & Chemical
Machelen
Belgium

Unicorn Petroleum Industries Pvt. Ltd.
Chembur, Mumbai
India

Society of Petroleum Engineers
London
Great Britain

Jutzi Fuels
Stratford
Canada

Petro Management Group Ltd
Calgary
Canada

Raj Petro Specialities Pvt. Ltd.
Kilpauk, Chennai
India

Sledgehammer Oil Tools Pvt. Ltd.
Faridabad
India

NORSK PETROLEUMSFORENING
Stavanger
Norway

CECOD COMMITTEE OF EUROPEAN MANUFACTURERS OF PETROLEUM
Courbevoie
France

ECONO PETROLEUM
Ottawa
Canada

BVD PETROLEUM
Brampton
Canada

JEPSON PETROLEUM LTD
Lethbridge
Canada

BHARAT PETROLEUM
Rajkot
India

KK INDIA PETROLEUM SPECIALITIES PVT. LTD.
Mumbai
India

GENESIS PETROLEUM TECHNOLOGIES PTY LTD
Bentley
Australia

PETROLEUM SOFTWARE LTD
Kingston Upon Thames
Great Britain

PETROLEUM EXPERTS LIMITED
Edindburgh
Great Britain

YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LT
Calgary
Canada

SOCIETY OF PETROLEUM ENGINEERS (SPE)
Calgary
Canada