| Sr No | Company Name | Location | Industry | Remark |
| 1 | i-CABLE Communications Limited | Hong Kong | TELECOMS | PDF File |
| 2 | I-many, Inc. | United States | TECHNOLOGY | PDF File |
| 3 | I.C.C. International Public Co., Ltd. | Thailand | RETAIL | PDF File |
| 4 | I.M. Skaugen SE | Norway | TRANSPORTATION | PDF File |
| 5 | i2 Limited | United Kingdom | BUSINESS SERVICES | PDF File |
| 6 | i:FAO Aktiengesellschaft | Germany | TECHNOLOGY | PDF File |
| 7 | IAC/InterActiveCorp | United States | TECHNOLOGY | PDF File |
| 8 | IAMGOLD Corporation | Canada | METALS; MINING | PDF File |
| 9 | Iasis Healthcare LLC | United States | HEALTHCARE | PDF File |
| 10 | IASO S.A. | Greece | HEALTHCARE | PDF File |
| 11 | iBasis, Inc. | United States | TELECOMS | PDF File |
| 12 | Iberdrola SA | Spain | UTILITIES | PDF File |
| 13 | Iberia, Lineas Aereas de Espana, S.A. | Spain | TRANSPORTATION | PDF File |
| 14 | IBERIABANK Corporation | United States | FINANCE | PDF File |
| 15 | IBEX Technologies Inc. | Canada | PHARMACEUTICALS | PDF File |
| 16 | IBJ Leasing Company, Limited | Japan | FINANCE | PDF File |
| 17 | IC Companys A/S | Denmark | TEXTILES | PDF File |
| 18 | ICA AB | Sweden | RETAIL | PDF File |
| 19 | Icade SA | France | BUSINESS SERVICES | PDF File |
| 20 | Icagen, Inc. | United States | BIOTECHNOLOGY | PDF File |
| 21 | Icahn Enterprises L.P. | United States | CONSTRUCTION | PDF File |
| 22 | ICAP plc | United Kingdom | FINANCE | PDF File |
| 23 | ICC Solutions Limited | United Kingdom | TECHNOLOGY | PDF File |
| 24 | Icelandair Group hf. | Iceland | LEISURE | PDF File |
| 25 | ICF International, Inc. | United States | TRANSPORTATION | PDF File |
| 26 | Ichikoh Industries, Ltd. | Japan | AUTOMOTIVE | PDF File |
| 27 | ICICI Bank Limited | India | FINANCE | PDF File |
| 28 | ICM Business Continuity Services Limited | United Kingdom | BUSINESS SERVICES | PDF File |
| 29 | ICO, Inc. | United States | CHEMICALS | PDF File |
| 30 | ICON plc | Ireland | HEALTHCARE | PDF File |
| 31 | ICT Automatisering N.V. | Netherlands | TECHNOLOGY | PDF File |
| 32 | ICTS International N.V. | Netherlands | BUSINESS SERVICES | PDF File |
| 33 | ICU Medical, Inc. | United States | HEALTHCARE | PDF File |
| 34 | IDACORP, Inc. | United States | UTILITIES | PDF File |
| 35 | IDB Holding Corporation Ltd. | Israel | FINANCE | PDF File |
| 36 | Idea Cellular Limited | India | TELECOMS | PDF File |
| 37 | Ideal Shopping Direct PLC | United Kingdom | RETAIL | PDF File |
| 38 | Idealab | United States | FINANCE | PDF File |
| 39 | Idemitsu Kosan Co., Ltd. | Japan | OIL; GAS | PDF File |
| 40 | Idemitsu Petroleum Norge AS | PDF FileNorway | PDF FileOIL; GAS | PDF File |
| 41 | Idenix Pharmaceuticals, Inc. | United States | PHARMACEUTICALS | PDF File |
| 42 | Identive Group, Inc. | United States | TECHNOLOGY | PDF File |
| 43 | Idera Pharmaceuticals, Inc. | United States | BIOTECHNOLOGY | PDF File |
| 44 | IDEX Corporation | United States | ENGINEERING | PDF File |
| 45 | IDEXX Laboratories, Inc. | United States | AGRICULTURE | PDF File |
| 46 | IDT Australia Limited | Australia | PHARMACEUTICALS | PDF File |
| 47 | IDT Corporation | United States | TELECOMS | PDF File |
| 48 | IEC Electronics Corp. | United States | TECHNOLOGY | PDF File |
| 49 | IFB Agro Industries Limited | India | AGRICULTURE | PDF File |
| 50 | IFDS Percana Group Limited | Ireland | TECHNOLOGY | PDF File |
| 51 | IFS Industrial & Financial Systems AB | Sweden | TECHNOLOGY | PDF File |
| 52 | IG Group Holdings plc | United Kingdom | LEISURE | PDF File |
| 53 | IGA, Inc. | United States | RETAIL | PDF File |
| 54 | iGate Corporation | United States | BUSINESS SERVICES | PDF File |
| 55 | IGI Laboratories, Inc. | United States | PHARMACEUTICALS | PDF File |
| 56 | IGM Financial Inc. | Canada | FINANCE | |
| 57 | IHI Corporation | Japan | MANUFACTURING | |
| 58 | IHS Inc. | United States | BUSINESS SERVICES | |
| 59 | II-VI Incorporated | United States | TECHNOLOGY | |
| 60 | Ikanos Communications, Inc. | United States | TECHNOLOGY | |
| 61 | Ikea Group | Netherlands | RETAIL | |
| 62 | IL&FS Transportation Networks Limited | India | TRANSPORTATION | |
| 63 | Ildong Pharmaceutical Co., Ltd. | Korea, South | PHARMACEUTICALS | |
| 64 | ILJIN Holdings Co., Ltd. | Korea, South | MANUFACTURING | |
| 65 | Illinois Tool Works Inc. | United States | MANUFACTURING | |
| 66 | Illumina, Inc. | United States | BIOTECHNOLOGY | |
| 67 | illycaffe S.p.A. | Italy | DRINKS | |
| 68 | Ilshin Spinning Co., Ltd. | Korea, South | TEXTILES | |
| 69 | Iluka Resources Limited. | Australia | METALS; MINING | |
| 70 | Ilyang Pharmaceutical Co., Ltd. | Korea, South | PHARMACEUTICALS | |
| 71 | Image Entertainment, Inc. | United States | LEISURE | |
| 72 | Image Recognition Integrated Systems (I.R.I.S.) Group SA | Belgium | TECHNOLOGY | |
| 73 | Imagination Technologies Group plc | United Kingdom | TECHNOLOGY | |
| 74 | iMarketing Solutions Group Inc. | Canada | BUSINESS SERVICES | |
| 75 | Imasen Electric Industrial Co., Ltd. | Japan | AUTOMOTIVE | |
| 76 | Imation Corp. | United States | TECHNOLOGY | |
| 77 | IMAX Corporation | Canada | LEISURE | |
| 78 | IMCD Group B.V. | Netherlands | FOOD | |
| 79 | Imerys SA | France | CONSTRUCTION | |
| 80 | IMI plc | United Kingdom | CONSTRUCTION | |
| 81 | Immediatek, Inc. | United States | MEDIA | |
| 82 | Immofinanz AG | United States | REAL ESTATE | |
| 83 | ImmuCell Corporation | United States | BIOTECHNOLOGY | |
| 84 | Immucor, Inc. | United States | CHEMICALS | |
| 85 | ImmunoGen, Inc | United States | BIOTECHNOLOGY | |
| 86 | Immunomedics, Inc. | United States | BIOTECHNOLOGY | |
| 87 | Impac Mortgage Holdings, Inc. | United States | FINANCE | |
| 88 | Impala Platinum Holdings Limited | South Africa | METALS; MINING | |
| 89 | Impax Laboratories, Inc. | United States | PHARMACEUTICALS | |
| 90 | Imperial Holdings Limited | South Africa | TRANSPORTATION | |
| 91 | Imperial Oil Limited | Canada | OIL; GAS | |
| 92 | Imperial Petroleum, Inc. | United States | OIL; GAS | |
| 93 | Imperial Sugar Company | United States | FOOD | |
| 94 | Imperial Tobacco Canada Limited | Canada | FOOD | |
| 95 | IMI Company Limited | Japan | HEALTHCARE | |
| 96 | Imperial Tobacco Group PLC | United Kingdom | FOOD | |
| 97 | Impregilo SpA | Italy | TRANSPORTATION | |
| 98 | Impresa SGPS SA | Portugal | MEDIA | |
| 99 | Impreso, Inc. | United States | PACKAGING | |
| 100 | Imtech N.V. | Netherlands | ENGINEERING | |
| 101 | INA-Industrija nafte d.d | Croatia | UTILITIES | |
| 102 | Inapa-Investimentos, Participacoes e Gestao, S.A. | Portugal | PAPER; PRINTING | |
| 103 | Inchcape plc | United Kingdom | RETAIL | |
| 104 | Incheon City Gas Co., Ltd | Korea, South | UTILITIES | |
| 105 | inContact, Inc. | United States | TECHNOLOGY | |
| 106 | Incyte Corporation | United States | BIOTECHNOLOGY | |
| 107 | Ind-Swift Laboratories Ltd. | India | PHARMACEUTICALS | |
| 108 | Independence Holding Company | United States | INSURANCE | |
| 109 | Independent Bank Corp. | United States | TECHNOLOGY | |
| 110 | Independent News & Media PLC | Ireland | MEDIA | |
| 111 | Independent Order of Foresters | Canada | FINANCE | |
| 112 | Indesit Company SpA | Italy | ELECTRONICS | |
| 113 | Independent Bank Corporation | United States | FINANCE | |
| 114 | Ind-Swift Ltd. | India | MANUFACTURING | |
| 115 | India Cements Limited. | India | UTILITIES | |
| 116 | India Motor Parts & Accessories Limited | India | AUTOMOTIVE | |
| 117 | Indian Hume Pipe Company Limited | India | MANUFACTURING | |
| 118 | Indian Oil Corporation Limited | India | OIL; GAS | |
| 119 | Indiana Municipal Power Agency | United States | ENGINEERING | |
| 120 | Indigo Books & Music, Inc. | Canada | RETAIL | |
| 121 | Indo Internacional SA | Spain | MEDICAL EQUIPMENT | |
| 122 | Indoco Remedies Limited | India | PHARMACEUTICALS | |
| 123 | Indra Sistemas, S.A. | Spain | AEROSPACE | |
| 124 | INDUS Holding AG | Germany | MANUFACTURING | |
| 125 | INDUSTREA Limited | Australia | MANUFACTURING | |
| 126 | Industria de Diseno Textil, S.A. | Spain | TEXTILES | |
| 127 | Industria Macchine Automatiche S.p.A. | Italy | MANUFACTURING | |
| 128 | Industrial and Commercial Bank of China (Thai) Public Company Limited | Thailand | FINANCE | |
| 129 | Industrial and Commercial Bank of China Limited | China | FINANCE | |
| 130 | Industrial Bank Co., Ltd. | China | FINANCE | |
| 131 | Industrial Services of America, Inc. | United States | UTILITIES | |
| 132 | Industrias Bachoco, S.A.B. de C.V. | Mexico | FOOD | |
| 133 | Industrias Penoles, S.A.B. de C.V. | Mexico | METALS; MINING | |
| 134 | Industries Qatar Q.S.C. | Qatar | METALS; MINING | |
| 135 | INEOS Group Limited | United Kingdom | CHEMICALS | |
| 136 | Inergy, L.P. | United States | UTILITIES | |
| 137 | INES Corporation | Japan | TECHNOLOGY | |
| 138 | Inex Partners Oy | Finland | FOOD | |
| 139 | INFICON Holding AG | Switzerland | MANUFACTURING | |
| 140 | Infigen Energy | Australia | UTILITIES | |
| 141 | Infineon Technologies AG | Germany | TECHNOLOGY | |
| 142 | Infinera Corporation | United States | TELECOMS | |
| 143 | Infinite Computer Solutions (India) Limited | India | BUSINESS SERVICES | |
| 144 | Infinity Property and Casualty Corporation | United States | INSURANCE | |
| 145 | Info AG | Germany | TECHNOLOGY | |
| 146 | Infocom Corporation | Japan | TELECOMS | |
| 147 | Infocrossing Inc. | United States | TECHNOLOGY | |
| 148 | InFocus Corporation | United States | TECHNOLOGY | |
| 149 | Infor Global Solutions | United States | TECHNOLOGY | |
| 150 | Informa plc | Switzerland | MEDIA | |
| 151 | Informatica Corporation | United States | TECHNOLOGY | |
| 152 | Information Builders, Inc. | United States | BUSINESS SERVICES | |
| 153 | Inforonics, LLC. | United States | TECHNOLOGY | |
| 154 | InfoSonics Corporation | United States | TELECOMS | |
| 155 | Infosys Limited | India | BUSINESS SERVICES | |
| 156 | Infotel Group | France | TECHNOLOGY | |
| 157 | InfoVista S.A. | France | TECHNOLOGY | |
| 158 | Infratil Limited | New Zealand | FINANCE | |
| 159 | ING GROEP N.V. | Netherlands | INSURANCE | |
| 160 | Ingenico SA | France | TECHNOLOGY | |
| 161 | Ingersoll-Rand plc | Ireland | MANUFACTURING | |
| 162 | Inghams Enterprises Pty Limited | Australia | FOOD | |
| 163 | Ingles Markets, Inc. | United States | RETAIL | |
| 164 | Ingram Entertainment Inc. | United States | RETAIL | |
| 165 | Ingram Micro Inc. | United States | WHOLESALE | |
| 166 | Inhibitex, Inc. | United States | PHARMACEUTICALS | |
| 167 | Inland Real Estate Corporation | United States | BUSINESS SERVICES | |
| 168 | Inmarsat Plc | United Kingdom | TECHNOLOGY | |
| 169 | Inmobiliaria Colonial, S.A. | Spain | BUSINESS SERVICES | |
| 170 | InnerWorkings, Inc. | United States | MEDIA | |
| 171 | Innocent Ltd | United Kingdom | DRINKS | |
| 172 | Innofactor Plc | Finland | TECHNOLOGY | |
| 173 | Innophos Holdings, Inc. | United States | CHEMICALS | |
| 174 | Innospec Inc. | United Kingdom | CHEMICALS | |
| 175 | Innotech Corporation | Japan | TELECOMS | |
| 176 | Innotrac Corporation | United States | TRANSPORTATION | |
| 177 | Innovaro, Inc. | United States | TECHNOLOGY | |
| 178 | Innovation Group Plc | United Kingdom | TECHNOLOGY | |
| 179 | Innox Corporation | Korea, South | TECHNOLOGY | |
| 180 | Inotera Memories, Inc. | Taiwan | MANUFACTURING | |
| 181 | Inova Technology, Inc. | United States | TECHNOLOGY | |
| 182 | Insight Communications Company, Inc. | United States | MEDIA | |
| 183 | Insight Enterprises, Inc. | United States | RETAIL | |
| 184 | InSite Vision Incorporated | United States | PHARMACEUTICALS | |
| 185 | Insituform Technologies, Inc. | United States | CONSTRUCTION | |
| 186 | Insmed Incorporated | United States | BIOTECHNOLOGY | |
| 187 | Insperity, Inc | United States | BUSINESS SERVICES | |
| 188 | Inspire, Inc. | Japan | TECHNOLOGY | |
| 189 | Inspired Gaming Group Limited | United Kingdom | TELECOMS | |
| 190 | Insteel Industries, Inc. | United States | MANUFACTURING | |
| 191 | Insulet Corporation | United States | HEALTHCARE | |
| 192 | Insurance Australia Group Limited | Australia | INSURANCE | |
| 193 | Insurance Auto Auctions, Inc. | United States | BUSINESS SERVICES | |
| 194 | Insurance Services Office, Inc. | United States | BUSINESS SERVICES | |
| 195 | INTAGE Inc. | Japan | BUSINESS SERVICES | |
| 196 | Intec Telecom Systems plc | United Kingdom | TELECOMS | |
| 197 | INTECSEA | United States | ENGINEERING | |
| 198 | Integra Bank Corporation | United States | FINANCE | |
| 199 | Integra Group | Russia | OIL; GAS | |
| 200 | Integra LifeSciences Holdings Corporation | United States | MEDICAL EQUIPMENT | |
| 201 | Integral Energy | Australia | UTILITIES | |
| 202 | Integral Systems, Inc. | United States | TECHNOLOGY | |
| 203 | Integralis AG | Germany | BUSINESS SERVICES | |
| 204 | IntegraMed America, Inc. | United States | HEALTHCARE | |
| 205 | Integrated BioPharma, Inc. | United States | BIOTECHNOLOGY | |
| 206 | Integrated Device Technology Inc. | United States | TECHNOLOGY | |
| 207 | Integrated Electrical Services, Inc. | United States | UTILITIES | |
| 208 | Integrated Research Ltd | Australia | TECHNOLOGY | |
| 209 | Integrated Silicon Solution, Inc. | United States | TECHNOLOGY | |
| 210 | Integrity Life Insurance Company | United States | INSURANCE | |
| 211 | Intel Corporation | United States | TECHNOLOGY | |
| 212 | IntelliPharmaCeutics International Inc. | Canada | BIOTECHNOLOGY | |
| 213 | Inter Parfums, Inc. | United States | HEALTHCARE | |
| 214 | Inter Pipeline Fund | Canada | UTILITIES | |
| 215 | Interactive Brokers Group, Inc. | United States | ELECTRONICS | |
| 216 | Interactive Data Corporation | United States | MEDIA | |
| 217 | Interactive Intelligence Group Inc. | United States | TECHNOLOGY | |
| 218 | InterAmerican Coffee Inc. | United States | DRINKS | |
| 219 | InterBulk Group plc | United Kingdom | TRANSPORTATION | |
| 220 | Intercede Group plc | United Kingdom | TECHNOLOGY | |
| 221 | interclick, inc. | United States | MEDIA | |
| 222 | Interconexion Electrica S.A. | Colombia | UTILITIES | |
| 223 | InterContinental Hotels Group Plc | United Kingdom | LEISURE | |
| 224 | IntercontinentalExchange, Inc | United States | FINANCE | |
| 225 | InterDigital, Inc. | United States | TELECOMS | |
| 226 | Intereuropa d.d. | Slovenia | TRANSPORTATION | |
| 227 | Interface, Inc. | United States | MANUFACTURING | |
| 228 | InterGen | United States | UTILITIES | |
| 229 | Interior Services Group plc | United Kingdom | CONSTRUCTION | |
| 230 | Interline Brands, Inc. | United States | RETAIL | |
| 231 | Intermec, Inc. | United States | TECHNOLOGY | |
| 232 | Intermedia Group, Inc. | United States | TECHNOLOGY | |
| 233 | Intermediate Capital Group PLC | United Kingdom | FINANCE | |
| 234 | Intermountain Power Agency | United States | UTILITIES | |
| 235 | InterMune, Inc. | United States | BIOTECHNOLOGY | |
| 236 | Internap Network Services Corporation | United States | TELECOMS | |
| 237 | International Bancshares Corporation | United States | FINANCE | |
| 238 | International Business Machines Corporation | United States | TECHNOLOGY | |
| 239 | International Business Systems AB (IBS) | Sweden | TECHNOLOGY | |
| 240 | International Card Establishment, Inc. | United States | FINANCE | |
| 241 | International Currency Exchange plc | United Kingdom | FINANCE | |
| 242 | International Dairy Queen Corporation | United States | LEISURE | |
| 243 | International Data Group | United States | MEDIA | |
| 244 | International Finance Corporation | United States | FINANCE | |
| 245 | International Flavors & Fragrances Inc. | United States | MANUFACTURING | |
| 246 | International Forest Products Limited | Canada | AGRICULTURE | |
| 247 | International Game Technology | United States | TECHNOLOGY | |
| 248 | International Hotel Investments plc | Malta | LEISURE | |
| 249 | International Isotopes Inc. | United States | MEDICAL EQUIPMENT | |
| 250 | International Lease Finance Corporation | United States | AEROSPACE | |
| 251 | International Lottery & Totalizator Systems, Inc. | United States | TECHNOLOGY | |
| 252 | International Packaging and Logistics Group, Inc. | United States | HEALTHCARE | |
| 253 | International Paper Company | United States | PAPER; PRINTING | |
| 254 | International Personal Finance PLC | United Kingdom | FINANCE | |
| 255 | International Power plc | United Kingdom | UTILITIES | |
| 256 | International Rectifier Corporation | United States | TECHNOLOGY | |
| 257 | International Shipholding Corporation | United States | TRANSPORTATION | |
| 258 | International Specialty Products Inc. | United States | CHEMICALS | |
| 259 | International Speedway Corporation | United States | LEISURE | |
| 260 | International Textile Group, Inc. | United States | AUTOMOTIVE | |
| 261 | International Wire Group, Inc. | United States | MANUFACTURING | |
| 262 | Internet America, Inc. | United States | TECHNOLOGY | |
| 263 | Internet Capital Group, Inc. | United States | TECHNOLOGY | |
| 264 | Internet Gold - Golden Lines Ltd. | Israel | TELECOMS | |
| 265 | Internet Initiative Japan Inc. | Japan | TELECOMS | |
| 266 | InterOil Corporation | Australia | OIL; GAS | |
| 267 | Interphase Corporation | United States | TECHNOLOGY | |
| 268 | Interpump Group S.p.A. | Italy | MANUFACTURING | |
| 269 | Intersections Inc. | United States | FINANCE | |
| 270 | Interseroh SE | Germany | BUSINESS SERVICES | |
| 271 | Interserve plc | United Kingdom | CONSTRUCTION | |
| 272 | Intershop Communications AG | Germany | TECHNOLOGY | |
| 273 | Intersil Corporation | United States | TECHNOLOGY | |
| 274 | INTERSPORT International Corporatio | Switzerland | RETAIL | |
| 275 | Interstate Battery System of America, Inc. | United States | RETAIL | |
| 276 | Intertainment AG | Germany | MEDIA | |
| 277 | Intertape Polymer Group Inc. | Canada | PACKAGING | |
| 278 | Intertek Group plc | United Kingdom | BUSINESS SERVICES | |
| 279 | InterTrust Technologies Corporation | United States | TECHNOLOGY | |
| 280 | Intervest Bancshares Corporation | United States | FINANCE | |
| 281 | Intervet/Schering-Plough Animal Health | Netherlands | BIOTECHNOLOGY | |
| 282 | Intesa Sanpaolo | Italy | FINANCE | |
| 283 | Intevac, Inc. | United States | TECHNOLOGY | |
| 284 | INTL FCStone Inc. | United States | FINANCE | |
| 285 | Intracom Holdings S.A. | Greece | TELECOMS | |
| 286 | Intrado, Inc. | United States | TELECOMS | |
| 287 | Intralot SA | Greece | TECHNOLOGY | |
| 288 | Intrawest ULC | Canada | LEISURE | |
| 289 | Intrusion Inc. | United States | TECHNOLOGY | |
| 290 | INTRUST Financial Corporation | United States | FINANCE | |
| 291 | Intuit Financial Services | United States | TECHNOLOGY | |
| 292 | Intuit Inc. | United States | BUSINESS SERVICES | |
| 293 | Intuitive Surgical, Inc. | United States | HEALTHCARE | |
| 294 | Invacare Corporation | United States | HEALTHCARE | |
| 295 | Invensys plc | United Kingdom | TECHNOLOGY | |
| 296 | Inventec Corporation | Taiwan | TECHNOLOGY | |
| 297 | inVentiv Health, Inc. | United States | BUSINESS SERVICES | |
| 298 | Inventure Foods, Inc. | United States | FOOD | |
| 299 | Invesco Ltd. | United States | FINANCE | |
| 300 | INVESCO Perpetual | United Kingdom | FINANCE | |
| 301 | Investa Office Fund | Australia | FINANCE | |
| 302 | Investa Property Group | Australia | FINANCE | |
| 303 | Investcorp Bank B.S.C. | Bahrain | FINANCE | |
| 304 | Investec Group | South Africa | FINANCE | |
| 305 | Investment AB Kinnevik | Sweden | FINANCE | |
| 306 | Investment Technology Group Inc | United States | FINANCE | |
| 307 | Investors Capital Trust PLC | United Kingdom | FINANCE | |
| 308 | Investors Heritage Capital Corporation | United States | FINANCE | |
| 309 | Investors Real Estate Trust | United States | FINANCE | |
| 310 | InvoCare Limited | Australia | BUSINESS SERVICES | |
| 311 | INX Inc. | United States | TECHNOLOGY | |
| 312 | IOI Corporation Bhd | Malaysia | MANUFACTURING | |
| 313 | IOI Oleochemical Industries Berhad | Malaysia | LEISURE | |
| 314 | Iomega Corporation | United States | TECHNOLOGY | |
| 315 | Ion Beam Applications S.A. | Belgium | MEDICAL EQUIPMENT | |
| 316 | Ion Chocolates SA | Greece | FOOD | |
| 317 | ION Geophysical Corporation | United States | TECHNOLOGY | |
| 318 | ION Media Networks, Inc. | United States | MEDIA | |
| 319 | IPALCO Enterprises, Inc. | United States | UTILITIES | |
| 320 | iParty Corp. | United States | RETAIL | |
| 321 | iPass Inc. | United States | TELECOMS | |
| 322 | IPC The Hospitalist Company, Inc. | United States | PHARMACEUTICALS | |
| 323 | Ipca Laboratories Limited | India | PHARMACEUTICALS | |
| 324 | IPG Photonics Corporation | United States | TELECOMS | |
| 325 | Ipsen S.A. | France | PHARMACEUTICALS | |
| 326 | Ipsos SA | France | BUSINESS SERVICES | |
| 327 | IQE plc | United Kingdom | TECHNOLOGY | |
| 328 | IRESS Market Technology Limited | Australia | TECHNOLOGY | |
| 329 | IRIS International, Inc. | United States | BIOTECHNOLOGY | |
| 330 | Irish Dairy Board Co-operative Limited | Ireland | FOOD | |
| 331 | Irish Life & Permanent Group Holdings plc | Ireland | INSURANCE | |
| 332 | iRobot Corporation | United States | TELECOMS | |
| 333 | Iron Mountain Incorporated | United States | BUSINESS SERVICES | |
| 334 | IRPC Public Company | Thailand | CHEMICALS | |
| 335 | IRSA Inversiones y Representaciones Sociedad Anonima | Argentina | CONSTRUCTION | |
| 336 | IS Solutions PLC | United Kingdom | TECHNOLOGY | |
| 337 | ISB Corporation | Japan | TECHNOLOGY | |
| 338 | Iseki & Co., Ltd. | Japan | MANUFACTURING | |
| 339 | Isetan Mitsukoshi Holdings Ltd. | Japan | RETAIL | |
| 340 | Isis Pharmaceuticals, Inc. | United States | BIOTECHNOLOGY | |
| 341 | Iskra Avtoelektrika, d. d. | Slovenia | AUTOMOTIVE | |
| 342 | Isle of Capri Casinos, Inc. | United States | LEISURE | |
| 343 | iSOFT Group Limited | Australia | PHARMACEUTICALS | |
| 344 | Isra Vision AG | Germany | TECHNOLOGY | |
| 345 | Isra Vision Parsytec AG | Germany | TECHNOLOGY | |
| 346 | Israel Chemicals Ltd. | Israel | METALS; MINING | |
| 347 | Israel Discount Bank Limited | Israel | FINANCE | |
| 348 | ISS A/S | Denmark | BUSINESS SERVICES | |
| 349 | ISS Group Limited | Australia | TECHNOLOGY | |
| 350 | ISTA Pharmaceuticals, Inc. | United States | BIOTECHNOLOGY | |
| 351 | iStar Financial Inc. | United States | FINANCE | |
| 352 | Isu Chemical Co., Ltd. | Korea, South | CHEMICALS | |
| 353 | Isupetasys. Co., Ltd. | Korea, South | MANUFACTURING | |
| 354 | Isuzu Motors Limited | Japan | AUTOMOTIVE | |
| 355 | Italmobiliare S.p.A. | Italy | CONSTRUCTION | |
| 356 | Italtel SpA | Italy | TECHNOLOGY | |
| 357 | Italtile Ltd. | South Africa | RETAIL | |
| 358 | Itau Unibanco Holding S.A. | Brazil | FINANCE | |
| 359 | Itausa Investimentos Itau S.A. | Brazil | FINANCE | |
| 360 | Itautec S.A. | Brazil | BUSINESS SERVICES | |
| 361 | ITC Holdings Corp. | United States | UTILITIES | |
| 362 | ITC Limited | India | FOOD | |
| 363 | itelligence AG | Germany | TELECOMS | |
| 364 | ITESOFT SA | France | TECHNOLOGY | |
| 365 | ITEX Corporation | United States | BUSINESS SERVICES | |
| 366 | Ithaca Energy Inc | Canada | OIL; GAS | |
| 367 | Ithmaar Bank B.S.C. | Bahrain | FINANCE | |
| 368 | ITOCHU Corporation | Japan | BUSINESS SERVICES | |
| 369 | Itoham Foods Inc. | Japan | FOOD | |
| 370 | Itron, Inc. | United States | TECHNOLOGY | |
| 371 | Itronics Inc | United States | METALS; MINING | |
| 372 | ITT Corporation | United States | AEROSPACE | |
| 373 | ITT Educational Services, Inc. | United States | BUSINESS SERVICES | |
| 374 | Ituran Location and Control Ltd. | Israel | TECHNOLOGY | |
| 375 | ITV plc | United Kingdom | MEDIA | |
| 376 | Ivanhoe Energy Inc. | Canada | OIL; GAS | |
| 377 | Ivanhoe Mines Ltd. | Canada | METALS; MINING | |
| 378 | IVG Immobilien AG | Germany | BUSINESS SERVICES | |
| 379 | Iwaki & Co., Ltd. | Japan | PHARMACEUTICALS | |
| 380 | Iwatani Corporation | Japan | CHEMICALS | |
| 381 | IWD Group Pty Ltd | Australia | PACKAGING | |
| 382 | Ixia | United States | TECHNOLOGY | |
| 383 | IXYS Corporation | United States | TECHNOLOGY |
