By Company (Paid thru >= 2005)GLOBAL MEMBERS

No company Listed 25081 Military Division 1Abubakar Tafawa Balewa Univ 3ABX Nigeria 2Access Universal College 1Adarsh Mahila Mahavidyalya 1Addax Petroleum 1Adekunle Ajasin University 3AEGIS Technologies 1Agencia Nacional De Hidrocarburos 1Agencia Nacional Do Petroleo 1Agencia Nacional Do Petroleo (BR) 1Agiba Petroleum 1Agiba Petroleum Co. 1Agostinho Neto University 1Agrostructure International Ltd 1AGS 1Ahmadu Bello University 2Ain Shams University 6Akintunde and Sons Investments 1Al - Azhar University 1Albanian Geophysics Consulting 1Alexandria University 3Alpha Geo (India) Ltd. 4Alpha Multiskylls Nigeria Ltd. 1Al-Yarmouk University 1Ambrose Alli Univ 13Amchez Services Limited 2Ananworld Communication 1Andhra University 4ANP 1ANS Technologies 1Apache Egypt Corp. 5Arpega Trading S R L 1Arpega Trading SRL 1Asaco 1Ascom 1Asia Geophysical Services (Pvt) Ltd 1Asia Geophysical Services (Pvt.) Limited 1Asian Oil Field Services Ltd. 1Assiut University 1ATIBA 1Atlas Gip AS Ploiesti 1Atlas Gip SA Ploiesti 2Atlas International Engineer Services 1Azad Jammu Kashmir University 1Badv El Dain Pet Co 1Bahria University 6Baker Hughes 5Banaras Hindu University 2Bandung Inst of Technology 1Bangladesh Atomic Energy Commission 1Bangladesh Exploration and Production 1Bangladesh Oil, Gas & Mineral Corporation 1Bangladesh Petroleum Exp & Prod Co 11Bangladesh Petroleum Institute (BPI) 1Bapetco Petroleum Company 1BAPEX 3Beamco Cameroon Ltd 1Beijing Research Institute of Uranium 1

Belgrade University 1BG E&P Brasil Ltda 1BG Egypt S.A. 1BG Exploration & Production 1BGP Intrnational Inc. 88BlayStone Resources Limited 1BOB PT BSP - Pertamina Hulu 1BP 4BP - Caspian Sea Ltd 1BP Egypt 4BP Indonesia 5BP Pakistan 2BP Pakistan Exploration & Prod 1Brawijaya University 5Bridge House College 1British Gas 1British Gas Exploration and Production India Lt 1Bulgarian Academy of Science 3Burren Energy 4C. R. M. Jat P.G. College Hisar 1C.G.G. India Pvt. Limited 1C.M.R.I. 1Cairn Energy India Pty Limited 3Cairo University 8Caltex Pacific Indonesia 2Cameroon Mining Company 1CASRE 1Catholic Mission Wum 1Center Nat'l De La Recherche 1Central Gound Water Board 3Central Mining Research Inst 1Centre De Recherches 2Centurion Energy Corp 2CEPSA Egypt 1Ceylon Petroleum Corp 1CGG 11CGLSA 1Chaco 1Charlyman Drilling Services 1Cheltech 1Chengdu University of Technology 15Chevron 1Chevron Indonesia Company 1Chevron Nigeria Limited 1Chevron Pacific Indonesia 3ChevronTexaco Nigeria Limited 1China National Offshore Oil Corp. 1China Offshore Geophysical 1China Oilfield Services LTD 7China Pet Econ & Info Research Ctr 1China Univ 1China University of Geosciences 7China University of GeoSciences 1Chinese Academy of Sciences 2Chipaco/Tims 1Chulalongkorn University 1CITIC Seram Energy Ltd 1Clarknet Global Company 1CNOOC 17CNOOC - China Limited - Shenzhen 2CNOOC Expl & Dev Res Ctr 17CNOOC Research Center 1CNOOC SES Ltd 4

CNOOC Zhanjiang Ltd 1CNPC International Algeria Exploration 1CNPC Sichuan Pet Geophysical Prospecting H 1CNRST 1Cnstruction Desigh Sh. Co. 1Cochin Univ. of Science & Tech. 2CoHydro 1College of Education 1College of Education, Warri 1College of Sports and Technology,mosogar,de 1Comacoe 1Compagnie Generale De Geophysique India P 1ConocoPhillips China Inc. 1ConSon JOC 1Consultant 2Consultant Freelance 1Convenio UIS-ICP 1Corporacion OSSO 1COSL LTD 1CPI 1Craag 1CRAAG 3Crescent Universiy 1CSIR 1CSS 1D B S (PG) College 1D.A.V. College, Pehowa 2Dan Ama Nigeria Limited 1Danial Traders 1Dank Geophysic Co 1DaQing Geophysical Exploration Co 34DataPlus Integrated Systems Limited 1Deeper Life Bible Church 1Degeconek Nigeria Ltd (Hydrocarbon As 1Degeconek Nigeria Ltd. Lagos State 1Delta State Government 1Delta State Polytechnic 3Delta State Polytechnic, Ozoro 1Delta State University, Abraka 3Deons Oil Nigeria Limited 2Deons Oil Nigeria Ltd 1Department of Mineral Fuels 1Department of Petroleum & Energy 1Department of Petroleum Resources 2Dept. of Sc & Tech, Min of Educ, Akure 1Deyang Branch Institute, Southwest Filiale of S 2Deyang Institute, Southwest Filiale 2DGH 1DGH Under MOPNG, Govt. of India 1Directorate General of Hydrocarbons 2Div for Hydrogeology & Engr Geology for S. Vi 1Double 4 Ventures 1DQG-Sinopec 1Dunu Petro-Chemicals Nig Ltd 1Dyal Singh College, Karnal 2E & ES Bahria University 1E & P Tech, Inc 1E F M Inc 1E N A Geo 2E N H-Hidrocarbonetos De Mocambique 1E&D Research Institute of PetroChina 1East China Institute of Technology 7East China Nonferrous Geologic Bureau 1

East China Technology Institute 1Eastern Geophysical 2Ebonite Foundation 1Ebonyi State University. ABAKALIKI.EBONYI S 1ECIT 1ECIT TCX 1Ecopetrol 3ECOPETROL S.A. 1Ederal Univ of Tech Owerri 1EDO State Government 1EGAS 1EGS Survey Pvt Ltd 1Egyptian General Petro Corp 1El Mimia University 1Electrical Properties 1Elf Petroleum Nigeria Ltd. 1Elnusa Geosains 13Emmagly Geophysical Services 1EMP-Kangean Ltd 1Empresa Nacional De Hidrocarbonetos 1ENAGEO 1Enap Sipetrol 1ENI 4Enugu State Univ of Sci & Tech 1Essar Oil Ltd, India 1Essar Oil Ltd. 7Esso Exploration Angola 1Ethiopia Science & Tech Commission 1EurOil Ltd 7Exploration and Production Research Institute, 1ExxonMobil Oil Indonesia, Inc. 1Faculty of Geology and Petroleum 1Faculty of Mining and Geology 1Fairfield 1Fairfield Industries Incorporated 1Fairfield Vietnam Limited 1Fairfield Vietnam Ltd. 1Fast Electronics Lab of USTC 1Fecto Co Sail Pvt Ltd 1Fed Min of Labor 1Federal Ministry of Solid Minerals 1Federal Polytechnic 6Federal Unitech 1Federal Univ of Parana 2Federal Univ of Tech 1Federal Univ of Tech Minna 1Federal Univ of Tech Owerri 10Federal Univ of Tech, Akure 7Federal University of Para 1Federal University of Tech 1Federal University of Technology, Akure 1Focus Energy Limited 2Freelance Consultant 1Frontliners Geophysical Nigeria 1Fugro 1Fugro Geotech Ltd. (India) 1Fugro Robertson 1Fugro Seismic Imaging 2Fugro Seismic Imaging Ltd 1FUTA 1G S P C Bhavan 2Gadjah Mada University 9Gadjah Mada University-Indo. 1

GAIA Ltda 1Gail (India) Ltd. 3GAIL (INDIA) LTD. 1Gallo Oil (Jersey) Ltd 1Ganeshatama Prasetya 1Gas Authority of India Ltd. 1General Petroleum Company 3Genting Oil 1Geo Research 1Geobob (Algeria) 1Geobod Geophysics 1Geocare Technologies 1Geodiez Nig Ltd 1Geodreels Engineering Service 1GEO-Drillers 1Geoecomar 1GeoEcoMar 1Geoetudes-3D 1Geofisica Consultores 2Geokinetics 1Geologi UGM 1Geological Institute of Romania 1Geological Institute, BAS 1Geological Survey of Romania 1Geological Survey of Tanzania 1Geology Survey of China 1Geology UGM 1Geoneering Resources Ltd. 1Geophysical Exploration Company 1Geophysical Institute 13Geophysical Research Inst of Shenli Oilfield 1Geophysical Service Center 1Geophysical Service MVSS 1Geophysical Systems, Sociones 1Geophysical Technique Research Center,BGP 1Geophysics 1Geophysics & Geology Department, SOCAR 1Geophysics Research 1Geoprojects Limited 1Georgia Inst of Technology 2Georom International SA 1Geoservices Nigeria 2Geostar-Surveys Pvt. Ltd 1Geotech Resources 1Geotechnology - LIPI 1Geotrace Oil Exploration Services 1Geotrace Technologies Inc. 1Geotreasures 1Gephysical Institute 1German Oil & Gas, Egypt 1Getamme Geochem 1Ghana National Petroleum 4Glo To God Geopetro 1GNPC-Ghana 2God's Will Constructions 1Gouinda Services 1Government 1Government Holdings Private Ltd 1Government of Uganda 1Govinda Services 1Govt. College Kasaragod 1Govt. P.G. College, Jind 1Govt. P.G. College, Karnal 7

Graduate School At Chinese Academy of Scien 1Grant Geophysical Corp. 5GSPC Bhavan 1Gujarat State Petroleum Corp Ltd 9Gulf of Suez Petroleum 1Gupco 2GX Technology-AGS 1H. N. Gumbo & Associates 1Halliburton 4Hameedal Oil Ltd 1Hangzhou Inst of Petr Geology 1Hanoi Institute of Geophysics 1Hard Core Drill (NIG) Ltd 1Hasanuddin University 2Heramec Ltd 1Hindustan Oil Exploration Co. 4Hindustan Zinc Ltd. 2Hocol S.A. 1HOCOL S.A. 1HOEC 2HOECL, Chennai 1Home Services Inc. 1Huachang 1HUPECOL, LLC 1Hycarbex Inc 1Hydrocarbon Unit, MEMR 1IAMGold Corporation 1ICELL Integrated Services LLC 1IDS Radar LTDA 1IEOC 1IEOC Company 7Ieoc Egypt Branch 1IGGE 1IIT Roorkee 1INA NAFTAPLIN 1INA-Naftaplin 1INCDMRR 3Indian Institute of Geomagnetism 2Indian Institute of Tech - Kharagpur 1Indian Institute of Tech - Roorkee 5Indian Institute of Tech, Kharagpur 1Indian School of Mines 3Inforpetrol Ltd 1Ingeominas 1INGEOMINAS 1Inst Nicaraguense De Energia 1Inst of Exp & Dev of SW Petroleum Co 1Inst of Geoph of Ukrainian Academy of Sc 1Inst. of Geology & Geotech 1Institude of Geology and Geophysics Chinese 1Institut Teknologi Sepuluh Nopember 1Institute of Geodynamics 3Institute of Geodynamics of the Romanian Aca 1Institute of Geology & Geochem 1Institute of Geology & Geophysics 2Institute of Geology & Geophysics, Chinese Ac 1Institute of Geology and Geophysics 2Institute of Geophysical Prospecting, SINOPEC 3Institute of Geophysics 1Institute of Geophysics & Geology 1Institute of Oceanology, CAS 2Institute of Tech. Bandung 6Instituto Superor De La Energia 1

Integrated Data Services Ltd. (NNPC) 1Integrated Engineering Resources Ltd 1InterOil E&P 1InterOil E&P Ltd 1Irrua Specialist Teaching Hospital 1ISM 1ISPIF 1Jahangirnagar University 1Jesus Academy 1Jilin University 5JNV University 1JOB Pertamina Petrochina East Java 1Jomax Geophysial Nig. Ltd 1Jose A. Mendoza 1JSC Plast 1K.L.P. College, Rewari 1Kaduna Polytechnic 5Kam Associates 1Kamad Petroleum Limited 1Kazakhstan Nat'l Tech Univ 1Kazakhstan-British Tech Univ 1Kenya Electricity, Generating Co. Ltd. 1Kiev Taras Shevchenko Univ 1KNOC Nemone & Nemtwo Ltd 1Kondur Petroleum S.A. 1Korea National Oil Corporation 1Kurukshetra University 9Laboratory of Geophysics 1Ladoke Akintola Univ of Tech 8Laing O'Rourke Plc 1Land Mark Resources 2Landmark 3Landmark Resources 4Lapindo Brantas, Inc 1Lautech 1Lemigas 5Lepanto Consolidated Mining 1LMIR 1LMK Resources 37Lukade Consultant Nig. LTD 1Lviv Centre of Inst of Space Research 1M.L.N. College Yamunanagar 1M.S. College, Saharanpur 1Madras University 1Mahidol University 2Mansoura University 2Mapua Insitute of Technology 1Mari Gas Company Limited 1Mawari Ventures 1Meteorogical and Geophysical Agency 1Michael Okpara Univ, Umuahia Nigeria 1Mining & Geology University 1Ministerio De Energia Y Minas 1Ministry of Energy & Mines 3Ministry of Environment 1Ministry of Environment & Natural Resources 1Ministry of Environment & Water Mgmt 1Ministry of Health 1Ministry of Lands, Mines & Energy 1Ministry of Mineral Resources 1MIT, Pune 1MO Energy Ltd 1Mohammad Habeebuddin 1

Monistory of Education in Kwuait 1Munshiganj Collectorate 1Mushin Local Government Council 1N/A 1Nadra Group 3Nafta-Gas 2Nanjing Geophysical Prospecting Inst 1Nanjing Geophysical Prospecting Institute 1Nankai Univ 1National Centre for Antarctic & Ocean Researc 1National Chung Cheng Univiversity 1National Engineering Services Pakistan 1National Geophysical Research Institute 20National Hydroelectric Power Corporation Ltd. 1National Institute for Earth Physics 2National Institute of Cartography 2National Institute of Oceanography 2National Institute of Oceanography and Experim 1National Institute of Rock Mechanics 1National Iron/Ore Mining Project 1National Oil Co. of Liberia 1National Oil Corp of Kenya 1National Petroleum Agency - Brazil 1National Research Center 1National Research Centre 2National Research Co 1National Research Institute of Astronomy and G 4National Shevchenko University 1National Univ of Columbia 1National Youth Service Corps-Nigeria 1NaukaNaftogaz 1Naval Oceanographic Office 1NCAOR 2Neeri 1New Haven Resources Ltd 1NEWS Engineering (NIG) Ltd 1NexTerra Geophysical Solutions Pvt. Ltd. 2NGRI 3NHPC 1Nigeria Agip Oil 1Nigeria Machine Tools Limited 1Nigerian AGIP Oil Co Ltd. 3Nigerian National Petroleum Corporation(NNPC 1NIL 1Niphil Contracts Nigeria Co 1NIS - Nafta-Gas 1NIS Naftagas GFI 1NIS-Naftagas 1NIS-NAFTAGAS 5Nnamdi Azikiwe University 18Northwest Geological Inst. 5Northwest Univ, China 1NPOL, Govt of India 1Nuclear Materials Authority 1Nuclear Materials Authority of Egypt 3Nugi Industries Ltd 1Nuricon Union 1Obafemi Awolowo Univ 1Obafemi Awolowo University 5Occidental Oil and Gas Corp. 1Occidental Petroleum Qatar Limited 1OGDCL 8Oil & Gas Development Company, LTD. 7

Oil & Gas Development Corp 1Oil & Gas Institute (Bucharest) 1Oil & Natural Gas Corp Ltd. 37Oil and Natural Corporation 1Oil India Limited 6Oil India, Ltd. 1Oil Search Limited 1Olabisi Onabanjo Univ 7Oluwarotimi Rop Nig Ltd 1OMV (Pakistan) 1OMV (Pakistan) Exploration GMBH 3OMV Pakistan Expl GmbH 1ONGC 125ONGC LTD - India 1ONGC Videsh Ltd 1ORGM 1Orient Petroleum 1Orient Petroleum Inc 2Orita Community High School 1Osas Water Engineering Works 1Osmania University 2Ozoro Polytechnic Delta 1Pakistan Oil Fields 1Pakistan Oilfields 2Pakistan Oilfields Ltd. 1Pakistan Petroleum Limited 5Pakistan Petroleum Ltd 1Pamathabog Mico Ltd 1Pan India 1Papua New Guinea Geological Survey 1Paradigm 1Paradigm Geophysical 11Paradigm Geophysical Corp. 1Paradigm Geophysical Pvt. Ltd. 1Pearl Exploration - Thailand 1Pearl Oil (Tungkal) Ltd 1Pearloil 1Peking University 1PEPC 1Pertamina 2Pertamina Upstream 1Pet Zed 1Petro China Liaohe Oil Field 1Petrobangla 2Petrobras 4PETROBRAS - Petroleo Brasileiro S.A. 1PetroChina 1PetroChina Company Limited 1PETROCI 1Petrodata Kazakhstan 1Petrogeo Serviços Geológicos S/S Ltda 1Petrographics 2PetroKey (Beijing) LTD. 1Petroleum Authority of Mongolia 1Petroleum E&P Research Institute 1Petroleum Exp. & Production Dep. 1Petroleum Exploration & Prod Dept 1Petroleum Exploration & Production 4Petroleum Exploration (Pvt) Limited 1Petroleum Exploration Ltd. 1Petroleum Geologist 1Petroleum University 1Petrom 5

Petrom - OMV 2Petrom SA 1Petronas Carigali (Pakistan) Ltd. 1Petro-Tech Peruana S.A. 1PGS 4PGS International Ltd 1PGS Middle East 2Phoenix Overseas Ltd, New Deli 1Pico International Petroleum 2Pinl Marine & Oil Services 1Pinnacle Industrial Materials 1Pipelines & Products Mkt Co Ltd 1PNOC Energy Development Corp 2Polytechnic - Ibadan 2Polytechnic Ibadan 1Polytechnic of Ibadan 1Polytechnic Univ of Tirana 1Pontificia Univ 1PPL 1PPPTMGB Lemigas 1Prem Sports 1Premier Oil Pacific Ltd 1Private 1Prize Petroleum Company Limited 2Prospectiuni SA 3Prospectiuni SA & Geodynamical Inst of Roma 1PT Caltex Pacific Indonesia 1PT Chevron Pacific Indonesia 1PT Krama Yudha Tiga Berlian Motors 1PT Pertamina (Persero) 1PT Schlumberger Geophysics 1PT. Elnusa Geosains 1PT. ELNUSA GEOSAINS 3PT. Fairfield Indonesia 2PT. Golden Spike Energy Indonesia 1PT. Pertamina EP Tanjung 1PTSCO 1PTT Exploration & Prod Co Ltd 1PTTEP 1Qantara Petroleum Company 2Qarun Petroleum Co. 2Qarun Petroleum CO., 1Qarun Petroleum Company 1Quaid-i-Azam University 1Ra Geologia E.U. 1Railway Study and Design Institute 1Railway Study Design Institute 1Rashid Petroleum Company 2Rashpetco 1RDCG-LIPI 1Regional Water Authority (ARA-Centro) 1Reliance Industries Ltd. 41RelonSoft 1Repsol-YPF 2Res Inst of Pet Expl & Dev-NW, PetroChina 1Research Inst of Pet Expl & Dev. PetroChina 1Research Institute of Expl & Develp 15Resource Point Solutions Provider 1RIL 3RIPED (Res Inst of Petr Expl & Dev) 2RIPED (Res Inst of Petr Expl & Dev), Petrochin 1RIPZD of Petro China 1Rivoil and Gas Services, Port Harcourt 1

Rling Global Oil Resources Ltd 1ROCTI 1RWE Dea AG 1S C Belevion SRL 1S. N. Romgaz S. A. 1S.C. Atlas G.I.P. S.A. 1S.N.P. Petrom S.A. 1Satyam Computer Services 1Schlumberger 10Schlumberger - WesternGeco 1Schlumberger - WesternGeco Indonesia 1Schlumberger (Westerngeco) 1Schlumberger Beijing Geoscience Center 1Schlumberger China SA 1Schlumberger GeoQuest 1Schlumberger Information Solution 1Schlumberger Nigeria Ltd. 1Schlumberger Oilfield Services 1Schlumberger-WesternGeco 1Segar Oil/Gas Nigeria Limited 1Segdrills Nig. Ltd 1Seismological Bureau of Shanghai 1Self Employed 3Self Independent 1SERIT Inc 1SEWRC 1Shell Nigeria 1Shell NIgeria Exploration & Production Compa 1Shell Nigeria Exploration And Production Comp 1Shell Petroleum Dev, Oman 1Shell Petroleum Dev. Co. 1Shell Petroleum Development Co. 1Shell Petroleum Development Company of Nig 1Shiv-Vani Oil & Gas Exploration Services Ltd. 1Sindh University 1Singhmar Consultant 1Sinopec China 1Sipetrol 1Sipetrol International 2Sismopetrol 1SK Corporation (E&P Division) 1Smarbell Nigeria Limited 1SNH 1SNP PETROM SA - CCPEG 1Societe Nationale Des Petrole Congo 1Sofia University, Dept of Geology 1Soil Testing Services 1Sonangol 4Sonangol - Edifício DH 1Sonangol/DEX/DINT 1Sonar Limited 1Sonatrach 1Southwest Petroleum Inst 1Southwest Petroleum Institute 1SPC Geoken 1SPDC 1Spectrum-Geopex Egypt, Ltd. 5Sperry-Sun 1Stanford University 1Sterling Global Oil Resources 1Sterling Global Oil Resources Limited 1Study Next Co. LTD 1Suez Canal University 1

Sylhet Gas Fields 1Tanat Consult Ltd 1Tanzania Petro Development Corp 2Tanzania Petroleum Development Corp 1Tata Consultancy Services 3TATA Consultancy Services 1Tatnet Geodata Geophysical Coy 1TCS 2TCS Corporate Services 1Tecgraf/PUC-Rio 1The M.S University of Baroda 1The Polytechnic Ibadan 1Tongji University 3TOTAL 2Total/Elf Petroleum Nigeria Ltd 1Trans-Asia Oil and Energy Dev Corp 1Triple Inheritance Grits Ltd. 1Tsinghua University 2Tt 1U. N. N. 1UBP International 1UBPEP 1UFBA, Federal University of Bahia�Institute of 1UIN Sunan Kalijaga 1Ukrainian National Academy of Sciences 1Ukrainian State Geological Prospecting Inst 2Ukrainian State Geological Research Inst 2Ukrainian State Geological Research Inst. Lviv 1UkrSGI 1UKRSSRGRI 1UNAD Nigeria 1Unemployed 1United Geophysical 1United Geophysical Company 1United Geophysics Nigeria Ltd 1United Publicity 1Univ Est do Norte Fluminense 1Univ Fed Da Bahia 3Univ of Agriculture, Abeokita 1Univ of Bucharest 2Univ of Buea 1Univ of Lagos 5Univ of Nigeria 2Univ of Science and Technology of China 1Univ of the Philippines 1Univ Thermoplas 1Univ. Est. Rio Do Janeiro 1Univ. of Kurukshetra 14Universidad De Santander-Colum 1Universidad Del Valle 1Universidad Industrial De Santander 1Universidad Nac. De Colombia 1Universidade Federal Da Bahia 2Universidade Federal Do Para 1Universidade Federal Do Rio De Janeiro 1Universite Des Sciences Et Tech 1Universite Ibn Tofail 1University Ambrose Alli 1University CA Diop of Dakar 1University College, Rohtak 1University of Ado-Ekiti 5University of Agriculture 1University of Al-Azhar 1

University of Asyut 1University of Benin 5University of Boumerdes 1University of Bucharest 5University of Buea 7University of Buea, Cameroon 1University of Calabar 6University of Dar Es Salaam 2University of Ghana 1University of Hasanuddin 1University of Houston 1University of Ibadan 8University of Indonesia 11University of Jos 1University of Kurukshetra 2University of Lagos 3University of Mining & Geology 1University of Mining and Geology 1University of New Brunswick, Fredericton 1University of Nigeria 14University of Novi Sad 1University of Nsukka 1University of Petroleum 1University of Petroleum & Energy, India 1University of Petroleum, Beijing 2University of Petroleum, China 4University of Philippines 1University of Port Harcourt 5University of Port-Harcourt 1University of Rajshahi 1University of Sao Paulo 2University of Science & Tech, Algeria 1University of Science & Technology of China 1University of The Philippines 1University of The Philippines, Diliman 1University of Tongji 3University of Yaounde 1University of Yaounde 1 1Uzbekgeophysica 2Vaish P.G. College, Bhiwani 1Veritas Geophysical (Nigeria) Ltd 1VICO Indonesia 4Vinci 1WASCO 1Water & Dam Services Co 1Water & Mines Resource Development 1Wellsite Consultant Limited 1West African Portland Cement Plc 1Western GECO 1Westerngeco 1WesternGeco 18WesternGeco Egypt 1Westerngeco Seismic Ltd., Schlumberger 1WFO. NPDC 1Whitesands School 1Wizard Solutions Nig. Ltd 1WOG Allied Services NIG. Ltd 1Xiamen University 1Xi'an Honesed Co. Inc. 1Xi'an University of Science and Technology 1Yangtxe University 3Yangtze Univ 1Yangtze University 1

Yarmouk University 2Zagazig University 1Total 2,090