Abu Dbabi Gas processing Co
  Abu Dhabi Oil Refining Company Takreer
  Aditya Birla Group - Mumbai, India
  Advanced Aromatics L.P. - Baytown, USA
  Advanced Polypropylene Company - Jubail Saudi Arabia
  Agippetroli - Livorno Refinery , Italy
  Air Liquide - IL, USA
  Air Liquide - Les Loges en Josas, France
  Air Products - Allentown, PA, USA
  Air Products & Chemicals - Calvert City, USA
  Air Products PLC - Walton-On-Thames, UK
  akzonobel-chemicals - dobbs ferry, USA
  Alexandria Petroleum company, Egypt
  Amoco Mitsui - CILEGON, INDONESIA
  Anglo American Sunninghill, New Zeland
  api raffineria - Falconara Marittima, Italy
  Arabian Petrochemical Co. - Al-Jubail, Saudi Arabia
  Aramco Services Company - Texas, USA
  Aromatics Thailand
  ASARCO Inc - Ray Complex, Arizona, USA
  Atofina - Feluy, Belgium
  ATOFINA Petrochemicals, Inc. - Port Arthur, USA
  Attock Refinery Ltd - Rawalpindi, India
  Bahrain Petroleum Company - AWALI
  Ballance Agri-Nutrients - New Zeland
  Bapco - Engineering Div. - Bahrain
  Bapco Refinery - Bahrain
  BASF - Antwerp , Belgium
  BASF - Geismar, URUGUAY
  BASF - Ludwigshafen, Germany
  BASF - Port Arthur,Texas, USA
  BASF YPC - Nanjin, China
  Basell - Wesseling, Germany
  BayernOil Raffinerigesellschaft - Germany
  Bayer Technology - Shanghi, China
  Belgian Energy Technologies
  Bharat Petroleum - B.P.C.L (Refinery), India
  BP - Aberdeen, UK
  BP Brussels, Belgium
  BP Oil Alliance Refinery Texas City , USA
  BP Chemicals (Innovene) - Houston , USA
  BP Chemicals - Lima Ohio, USA
  BP CHEMICALS LTD - HULL, UK
  BP Coryton Refinery - UK
  BP Geel - BELGIUM
  BP Grangemouth - UK
  BP Indonesia
  BP Lavera sas - France
  BP Naperville - IL, USA
  BP Neder-Over-Hembeek - Brussels, Belgium
  BP Refinería de Castellon - Spain
  BP - Europoort, Netherlands
  BP Scotland
  BP Solvay PE - North America
  BP Sunbury - UK
  BP Texas City, USA
  BP LNG Tangguh - Indonesia
  Braskem S.A - Camaçari, Brazil
  Braskem S.A - Porto Alegre, Brazil
  British Sugar - Nottingham, UK
  British Sugar - Peterborough, UK
  Caltex lytton Refinery - Australia
  Caltex Australia Pty Ltd - Kurnell
  Cargill - Bergen op Zoom, Netherlands
  C&P ENGENHARIA - SAO PAULO, Brazil
  Celanese - Bishop Facility, Texas, USA
  Celanese - Clear Lake, USA
  Celanese - Pardies, France
  Cement Thai
  Centro Tecnológico de Repsol - Madrid, Spain
  CEPSA - San Roque - Cadiz, Spain
  Chennai Petroleum Corporation Ltd - India
  ChevronTexaco Caltex Refinery - Cape Town, South Africa
  ChevronTexaco Richmond - California, USA
  ChevronTexaco - Pembroke Refinery, Wales, UK
  Complejo Industrial barrancabermeja (Ecopetrol) - Colombia
  ConocoPhillips - Grimsby, UK
  ConocoPhillips - Humber Refinery, UK
  ConocoPhillips - RODEO, CA
  ConocoPhillips - Seal Beach California, USA
  ConocoPhillips - West Perth, AUSTRALIA
  ConocoPhillips Whitegate Refinery - Irland
  Copesul - Polo Petroquímico de Triunfo - Brazil
  Copesul - Companhia Petroquimica dos Sul
  Dalian Petrochemical Corporation Petro-China, CHINA
  Dow - Alberta , Canada
  Dow Chemical Company - Lake Jackson, Texas, USA
  Dow - Freeport, USA
  Dow Chemicals company - Houston, USA
  Eastman Chemical Company - Longview, TX USA
  Ecopetrol - Cartagena Colombia
  Ecopetrol - Gerencia Complejo Barrancabermeja Colombia
  Eleme Petrochemicals Co. Ltd. - Port-Harcourt Nigeria
  ENAP Refinery, Chile
  Engen Petroleum PTY LTD , South Africa
  ENGEN Refinery - South Africa
  ENGRO CHEMICAL PAKISTAN LIMITED
  Eni - Gela, Italy
  Eni Pakistan Ltd
  ENI Refining & Marketing - Rome, Italy
  EniTecnologie - Italy
  Equistar Chemicals, LP - Channelview, Texas, USA
  Equistar Chemicals, LP - Deer park, USA
  EVC ITALIA S.p.a.
  ESSO Deutschland GmbH - Ingolstadt, Germany
  ExxonMobil - Baytown, USA
  Exxonmobil - Singapore
  Exxonmobil Chemical - Singapore
  ExxonMobil Chemical Company - Kingwood, USA
  FERRO CORP - LA, USA
  Fina Antwerp Olefins - Belgium
  Firestone polymers - USA
  Flint Hills Resources - Corpus Christi, Texas, USA
  Fortum Oil and Gas - Provo, Finland
  Fonterra Dairy company - New Zeland
  Frontier Refining Inc. - El Dorado, USA
  Frontier Refining Inc. - Cheyenne, USA
  GAIL INDIA LIMITED - Uttar Pradesh, India
  Galp Energia - SINES REFINERY, Portugal
  GASCO - Khalifa complex, abu dhabi
  Gasco - Ruwais, UAE
  GeorgiaPacific Corp - Chemical Div, USA
  GUJARAT STATE PETROLEUM CORPORATION LTD. - Gandhinagar, India
  Hercules Doel bvba, Belgium
  Hellenic Petroleum - Attiki Greece
  Hindustan Petroleum Corporation Limited - Mumbai Refinery, India
  HPCL Refinery - Andhra Pradesh, India
  Huntsman Freeport, USA
  Huntsaman - Kemaman, Malaysia
  Huntsman Petrochemicals - North Tees, UK
  Huntsman - West Footscray, Australia
  Huntsman - Wilton Centre, UK
  Ibn-Rushd - Yanbu Industrial city, Saudi Arabia
  India Glycols Ltd., Kashipur
  Indian Oil Corp. Ltd - Barauni refinery
  Indian Oil Corp. Ltd - Gujarat Refinery
  Indian Oil Corp. Ltd - Haldia Refinery
  Indian Oil Corp. Ltd - Mathura Refinery
  Indian Oil Corp. Ltd - Panipat Refinery
  Indian Oil Corp. Ltd - Refinery Para
  Indian Petrochemicals corporation Limited (IPCL) , EOEG PLANT
  Innovene - Grangemouth, UK
  INVERSIONES MOLINOS, C.A. - Puerto La Cruz, VENEZUELA
  INVISTA Inc, Waynesboro, VA, USA
  Ipiranga Petroquimica, Triunfo - RS - Brazil
  Irving Oil Ltd - New Brunswick, Canada
  Japan Energy Corp. - Mizushima
  KADUNA Refinery and Petrochemical Company - NNPC, Nigeria
  Kaltim Pasifik Amoniak, PT - Bontang, Indonesia
  Kochi Refineries Limited, Kochi, India
  Kochi Refineries Limited, Cochin, India
  Kuwait National Petroleum Company - MAA REFINERY
  Kuwait National Petroleum Company - MAB refinery
  Kuwait National Petroleum Company - Shuaiba Refinery
  Kuwait oil co. , Ahmadi
  Kuwait Petroleum Europoort BV - Netherland
  Larsen & Toubro Limited - Baroda, India
  LGC - Houston, Texas, USA
  LG-Caltex Oil - Yeosu City, Republic of South Korea
  LG Chem - Daejon Republic of South Korea
  Lsgas - Hsinchu TAIWAN
  LUKOIL - Perm Russia
  Lukoil-Inform - Perm Russia
  Lyondell Chemie Nederland
  Lyondell - Channelview, USA
  Lyondell-Citgo - Houston, Texas
  Malaysian LNG
  Mangalore Refinery and Petrochemicals Limited, India
  Marathon Ashland Petroleum, Robinson, Illinois, USA
  Marathon Ashland Petroleum, Texas , USA
  Met-Mex Penoles - Mexico
  Millennium Chemicals, Florida, USA
  Millennium Chemicals, Grimsby, UK
  Millennium Chemicals, Stallingborough, UK
  Mineraloelraffinerie Oberrhein GmbH & Co. KG (MiRO), Karlsruhe, Germany
  Misr petroleum co. - Cairo, Egypt
  Mitsubishi Chemical Corp. - Kurashiki, Okayama, Japan
  MOL Hungarian Oil and Gas Plc. - Százhalombatta
  MRPL - Mangalore India
  Murco Petroleum Ltd - St Albans,UK
  Murphy Oil USA Meraux Refinery - LA, USA
  Nagarjuna Oil Corporation Limited, Cuddalore, India
  Nagarjuna fertilizers and chemicals ltd - Kakinada, India
  National Fertilizers Limited, Vijaipur, India
  National Iranian gas - Tehran
  Natref - Sasolburg, South Africa
  NESTLE - ORBE, Switzerland
  Nestle - Amsterdam, Netherlands
  Nestle - Marysville, USA
  NIPPON OIL CORPORATION - Tokyo, JAPAN
  NOVA Chemicals Corporation Ltd. - Alberta , Canada
  NovaChemicals Corporation Ltd. - Pennsylvania , USA
  Numaligarh Refinery Ltd - India
 

Nynas Refining - Nynäshamn, Sweden

  Oil & Natural Gas Corporation Limited - Gujarat State, India
  Oil Refineries Ltd. (ORL) - Shimshit, Israel
  Oil Refineries Ltd. (ORL) - Haifa, Israel
  Oil Refinery Pancevo - Yugoslavia
  Oil & Natural Gas Company (ONGC ) - Nagar, India
  OMV Refining & Marketing - Schwechat, Austria
  Oryx GTL ltd - Qatar
  Pakistan Refinery Limited, Karachi
  Parco Midcountry Refinery - Pakistan
  Pasabahce - Mersin, Turkey
  PDVSA - Caracas, Venezuela
  Pemex Refineria - tula hidalgo, Mexico
  Penoles - Quimica del Rey, Mexico
  Perstorp Specialty Chemicals - Perstorp Sweden
  Pertamina - Dumai, Sumatra, Indonesia
  Pertamina - Jakarta, INDONESIA
  Petkim Petrokimya Hol.A.S., Aliaga/IZMIR Turkey
  Petrichemical Industries Company, Shuaiba, Kuwait
  Petrobras S.A. - Cubatao
  Petrobras - Bahía Blanca, Argentina
  Petrobras S.A - Capuava/Mauá, Brazil
  Petrobras S.A. - Manaus, Brazil
  Petrobras S.A - REFAP, Brazil
  Petrobras - S.A. Santos, Brazil
  Petrobras - S.A. Sao Jose dos Campos, Brazil
  Petro Canada -Edmonton, Canada
  Petro Canada - Montreal, Canada
  Petro Canada - Oakville, Canada
  Petrochemical Corporation of Singapaore
  Petrogal - Leça da Palmeira Portugal
  PETROKEMYA - Jubail Saudi Arabia
  PETROKEMYA Olefins-I - Jubail Saudi Arabia
  Petroleum Development Oman LLC, Muscat
  Petroleum Services Co, Kuwait
  Petronas Malaysia LNG - Bintulu, Malaysia
  Petronas Melaka Refinery, Malaysia
  PETRONAS - OGP Technical Services, Malaysia
  PETRONAS Penapisan (Terengganu) Sdn. Bhd., Malaysia
  Petronas - Pahang, Malaysia
  Petronas Research & Scientific Services - Kajang, Malaysia
  Petronas Terengganu Refinery, Malaysia
  Petrosa - South Africa
  Petrotrin - Chaguanas. Trinidad and Tobago
  Pfizer Ltd. - Sandwich, UK
  PKN Orlen S.A. , Plock, Poland
  Polimeri Europa - San Donato Milanese, Italy
  Polimeri Europa - Southampton, UK
  Pólo Petroquímico de Camaçari - Salvador, Brazil
  Praxair - Tonawanda, USA
  Premcor - Port Arthur, Texas, USA
  Preemraff - Lysekil, Sweden
  PROSINT - GPC's (Grupo Peixoto de Castro) Rio de Janeiro, Brazil
  PT.AMI - Cilegon, Malaysia
  PT. Ecogreen Oleochemicals - Batam City, Indonesia
  PT.Freeport - Tembagapura, Indonesia
  PT. Kaltim Parna Industri - Indonesia
  PT. McDERMOTT - JAKARTA, Indonesia
  PT. Pertamina (Persero) UP-IV
  PT. PERTAMINA UP II DUMAI
  PT. Rekayasa Industri - Jakarta, Indonesia
  PTT Chemical PLC. - Rayong, Thailand
  Qapco - Doha, Qatar
  QP Refinery - Mesaieed, Qatar
  Qenos Olefines - Matravillew Australia
  QIT-Fer et Titanes inc. - Québec, Canada
  Queensland Alumina Ltd - Paron's Point Gladstone QLD Australia
  Raffineria ERGMED - Priolo G. (Siracusa), Italy
  Ras Laffan Liquefied Natural Gas Co Ltd - Doha, Qatar
  REDUCT & Lobbe Technologies - British Columbia dbo.UsersView Area
  Reilly Industries - Indianapolis, USA
  Refineria Isla (Curazao) S.A - Curacao, Netherlands Antilles
  Refineria Petrolera Santiago de Cuba
  Reliance Industries Limited - Mumbai, India
  Reliance Industries Limited - Jamnegar, India
  Reliance Industries Limited - Vadodara, India
  RepsolYpf - Puertollano, Spain
  Repsol PETRONOR Refinery Muskiz, Spain
  Repsol Polimeros - Sines, Portugal
  Repsol YPF - Móstoles, Spain
  Repsol YPF - Refinería La Plata - Ensenada, Argentina
  Repsol YPF - Refineria de Somorrostro s/n - Muskiz, Spain
  RepsolYPF - Quilmes - Buenos Aires Argentina
  RepsolYPF - Tarragona, Spain
  Rio Tinto - Australia
  Rohm and Haas, Deer Park, Texas, USA
  ROMPETROL - Constanta, ROMANIA
  ROMPETROL Petromedia Refinery - Navodari, ROMANIA
  Sabic-EPC - Geleen, NETHERLANDS
  Sabic- IBN ZAHR, Saudi Arabia
  Sabic - Jubail, Saudi Arabia
  Sabic - Gelsenkirchen, Germany
  Sabic Europe Polyolefine GmbH
  Sabic R & T - Riyadh, Saudi Arabia
  Sabic - Yanbu Al-Sinaiah, Saudi Arabia
  SAMIR SA Mohammedia refinery - Morocco
  Santos - Adelaide South Australia
  Sasol - Johannesburg South Africa
  Sasol - Lake Charles, USA
  Sasol Polymers - Sasolburg, South Africa
  Sasol - Sasolburg,South Africa
  Sasol - Secunda,South Africa
  Sasol Synfuels ,South Africa
  Sasol Vanderbijlpark, South Africa
  Sasol - Vereenigning, South Africa
  Saudi Arabian Oil Company - Jeddah
  Saudi Aramco - Dhahran, Saudi Arabia
  Saudi Aramco - Ras Tanura Refinery, Saudi Arabia
  Saudi Aramco - Jeddah Refinery, Saudi Arabia
  Sauid Aramco - Riyadh
  Saudi Basic Industries Corporation (SABIC) - Riyadh, Saudi Arabia
  Saudi Petrochemical Co., Sadaf, Saudi Arabia
  Saudi Yanbu Petrochemical Company, Saudi Arabia
  SERAYA CHEMICALS SINGAPORE PTE LTED
  Shell - Amsterdam, Netherlands
  Shell Canada Products Ltd - Alberta, Canada
  Shell - Heide Germany
  Shell - Jurong Island, Singapore
  Shell - Tabangao refinery, PHILIPPINES
  Shell International Chemicals B.V.
  Shell - Moerdijk, Netherlands
  Shell&DEA Oil GmbH - Heide, Germany
  Shell - Rijswijk, Netherlands
  Shell Scotford
  Shijiazhang refinery - China
  Singapore Refining Company (SRC) Pte. Ltd.
  Singapore Refining Company (SRC) - Jurong Island, Singapore
  Sinopec - Beijing, China
  SIPCHEM Saudi International Petrochemical Company- Jubail
  SK Corporation, South Korea
  Slovnaft Refinery, Slovakia
  SNC Lavalin Inc. - Montreal, Canada
  SNC-Lavalin GDS - Houston Texas, USA
  S-Oil Corporation - Ulsan, Korea
  Sonatrach dowstream- Ain el Bia , Algeria
  Sonatrach - ORAN, Algeria
  Spansion Japan
  Stora Enso,
  Suncor Energy (Upgrading) - Alberta, Canada
  Suncor Inc - USA
  Sunoco Inc, USA
  Suzano Petroquimica - Brazil
  Statoil - Mongstad, Norway
  Statoil - Normandy , France
  Sterling Chemicals - Texas City, USA
  Syncrude Canada Ltd.
  Syncrude Canada - Research and Development
  Syncrude Canada - Calgery FORT MCMURRAY
  Tabriz Oil Refining Company - Iran
  Tamilnadu Petroproducts Limited, Chennai
  Tamoil - Collombey, SWITZERLAND
  Tasaniola UK Ltd
  Tasmanian Alkaloids - AUSTRALIA
  Tata Chemicals Limited Fertiliser Complex - Babrala, India
  Tesoro Petroleum - Kenai, Alaska , USA
  Thai Olefins PCL - Rayong, Thailand
  Thai Petrochemical Industry Public Co., Ltd - Rayong, Thailand
  Thai Plastic and Checmicals Public Co., Ltd. - Rayong, Thailand
 

TITAN PETCHEM SDN BHD - PASIR GUDANG, Malaysia

  Total - CERT, France
  Total - HARFLEUR, France
  Total - Milford Haven Refinery, UK
  Total Petrochemical - La Porte RTC, Texas, USA
  Total Raffinaderij - Antwerpen, Belgium
  Total - Raffinerie de Feyzin, France
  TITAN PETCHEM SDN BHD, Jakarta
  TMA - Rayong, THAILAND
  Transportadora de Gas del Norte - Buenos Aires, Argentina
  Tupras - Izmir Refinery, Turkey
  UHDE - Bad Soden, Germany
  Unocal - Sugar Land, Texas, USA
  Valero Energy Corporation - San Antonio, Texas, USA
  Valero Refining - Corpus Christi, Texas, USA
  Valero Refining - New Jersey, USA
  Veer Pharma Chem, Gujarat, India
  Vista Chemical - Houston, Texas, USA
  Warri Refining and Petrochemicals - Warri, Delta State, Nigeria
  West lake Chemical - Lousiana, USA
  Wilhelmshavener Raffineriegesellschaft , Germany
  Woodside LNG - Perth, Australia
  Zakum dev Company - AbuDhabi