The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 11201 | Infinite Enterprises | £ 64,016,264 | |
| 11202 | Infinite Jewelers | £ 1,581,642 | |
| 11203 | Infinity | £ 169,159,081 | |
| 11204 | Infinity and Beyond | £ 62,631,233 | |
| 11205 | Inflation | £ 115,274,054 | |
| 11206 | inflection | £ 50,000 | |
| 11207 | inflection point | £ 55,542,552 | |
| 11208 | Inflicting Pain | £ 5,371,678,096 | |
| 11209 | Influence | £ 31,119,222 | |
| 11210 | influenza | £ 2,078,668 | |
| 11211 | Information | £ 2,452,790,604 | |
| 11212 | Information Act | £ 21,410,016 | |
| 11213 | Information warfare | £ 113,895,251 | |
| 11214 | Infrastructure | £ 110,207,036 | |
| 11215 | Ingalls | £ 5,969,015 | |
| 11216 | Ingenuity | £ 229,132,507 | |
| 11217 | ingersoll | £ 272,873,593 | |
| 11218 | IngloriousG1 | £ 11,085,920 | |
| 11219 | IngloriousG2 | £ 21,578,348 | |
| 11220 | IngloriousG3 | £ 4,960,556 | |
| 11221 | IngloriousG4 | £ 38,861,336 | |
| 11222 | IngloriousG5 | £ 5,227,616 | |
| 11223 | Inheritance | £ 137,354,160 | |
| 11224 | Inhibitions | £ 15,476,139,988 | |
| 11225 | Iniquity | £ 90,429,563 | |
| 11226 | inishing | £ 1,064,467,186 | |
| 11227 | Initech | £ 36,273 | |
| 11228 | Initech Plc | £ 7,929,555 | |
| 11229 | Initial Test | £ 32,245,452 | |
| 11230 | Initiative | £ 149,209,958 | |
| 11231 | Injustice | £ 224,231,007 | |
| 11232 | Ink | £ 47,124,269 | |
| 11233 | Inkatek | £ 1,339,600 | |
| 11234 | Inland Taipan | £ 123,097,369 | |
| 11235 | Inmarsat | £ 74,560,341 | |
| 11236 | Inn of the Last Home | £ 1,403,402 | |
| 11237 | Inner Breads | £ 59,576,750 | |
| 11238 | Inner Station | £ 6,596,243 | |
| 11239 | Innie | £ 40,700,177 | |
| 11240 | Innisfree | £ 243,753,959 | |
| 11241 | Innocence | £ 61,612,365 | |
| 11242 | Innocent Enterprise | £ 64,597,451 | |
| 11243 | Innocent Waif Co. | £ 1,079,484 | |
| 11244 | Innovation | £ 52,326,052 | |
| 11245 | Innsbruck | £ 38,394,642 | |
| 11246 | Insane in | £ 43,519,937 | |
| 11247 | Insane In The Membrane | £ 492,420,776 | |
| 11248 | Insane Inc | £ 103,865,323 | |
| 11249 | insanity | £ 5,114,820 | |
| 11250 | Insanity.inc | £ -4,636,568 | |
| 11251 | Insatiability | £ 7,000,000,000 | |
| 11252 | Insect Inferno | £ 4,274,551 | |
| 11253 | insects | £ 40,152,036 | |
| 11254 | Insert Tool Tech | £ 218,766,740 | |
| 11255 | Inside Job | £ 49,002,369 | |
| 11256 | Insidious | £ 4,243,428 | |
| 11257 | Insidious Scams | £ 1,126,522 | |
| 11258 | Insight | £ 4,930,782 | |
| 11259 | Insignia | £ 15,236,269 | |
| 11260 | Insomnia | £ 111,310,354 | |
| 11261 | Insomnia Inc | £ 13,618,559 | |
| 11262 | Insomniac | £ 349,981,951 | |
| 11263 | Insomniacs | £ 76,445,293 | |
| 11264 | Insomniacs Inc | £ 27,056,872 | |
| 11265 | Inspecticide | £ 86,260,352 | |
| 11266 | Inspecticidus | £ 1,179,300 | |
| 11267 | inspection | £ 71,610,568 | |
| 11268 | Inspector Gadget | £ 1,594,722,874 | |
| 11269 | Inspiration | £ 293,268,063 | |
| 11270 | Inspiron | £ 55,842,972 | |
| 11271 | Insta-threat11 | £ -10,135,618 | |
| 11272 | Instability | £ 7,000,000,000 | |
| 11273 | £ 188,730,522 | ||
| 11274 | Instamatic | £ 3,998,883 | |
| 11275 | Instrument | £ 5,045,464 | |
| 11276 | insubordination | £ 1,376,802,401 | |
| 11277 | Insufficient Amount | £ 115,460,289 | |
| 11278 | Insufficient Storage | £ 106,611,443 | |
| 11279 | Insult to Injury | £ 131,389,907 | |
| 11280 | Insults | £ 555,598,769 | |
| 11281 | Insurance | £ 192,712,894 | |
| 11282 | Insurection | £ 173,310,394 | |
| 11283 | Insurrection | £ 61,411,282 | |
| 11284 | IntArch | £ 4,051,737 | |
| 11285 | Integrated Finance | £ 5,613,209 | |
| 11286 | Integrity | £ 62,272,169 | |
| 11287 | Intel | £ 4,159,306 | |
| 11288 | Intel 8008 | £ 184,700,058 | |
| 11289 | Intel Corperation | £ 5,502,692 | |
| 11290 | Intelaro | £ 4,025,852 | |
| 11291 | INTELECT MID | £ 4,542,979 | |
| 11292 | INTELECT NORTH | £ 3,506,604 | |
| 11293 | INTELECT SOUTH | £ 5,501,704 | |
| 11294 | inteligence | £ 61,895,040 | |
| 11295 | Inteligent | £ 320,833,576 | |
| 11296 | Intellectual Property | £ 394,894,835 | |
| 11297 | Intelligence | £ 1,269,185,751 | |
| 11298 | Intelligence Corp | £ 102,366,809 | |
| 11299 | intelligent conversation | £ 212,620,921 | |
| 11300 | Intelligentsia | £ 45,198,611 | |
