The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 10401 | Infernal Enterprises | £ 53,505,527 | |
| 10402 | Inferno | £ 13,970,446 | |
| 10403 | Inferno Scorpion | £ 35,686,825 | |
| 10404 | infiltration | £ 289,329,058 | |
| 10405 | infinate | £ 884,198 | |
| 10406 | Infinite Beige | £ 136,356,407 | |
| 10407 | Infinite Enterprises | £ 64,016,264 | |
| 10408 | Infinity | £ 169,159,081 | |
| 10409 | Infinity and Beyond | £ 80,087,437 | |
| 10410 | Inflation | £ 115,274,054 | |
| 10411 | inflection point | £ 53,991,733 | |
| 10412 | Inflicting Pain | £ 5,371,678,096 | |
| 10413 | Influence | £ 31,119,222 | |
| 10414 | influenza | £ 2,078,668 | |
| 10415 | Information | £ 2,452,790,604 | |
| 10416 | Information warfare | £ 117,869,096 | |
| 10417 | Infrastructure | £ 110,207,036 | |
| 10418 | Ingalls | £ 5,969,015 | |
| 10419 | Ingenuity | £ 229,132,507 | |
| 10420 | ingersoll | £ 272,873,593 | |
| 10421 | IngloriousG1 | £ 11,085,920 | |
| 10422 | IngloriousG2 | £ 21,578,348 | |
| 10423 | IngloriousG3 | £ 4,960,556 | |
| 10424 | IngloriousG4 | £ 38,861,336 | |
| 10425 | IngloriousG5 | £ 5,227,616 | |
| 10426 | Inheritance | £ 137,354,160 | |
| 10427 | Inhibitions | £ 16,016,098,370 | |
| 10428 | Iniquity | £ 89,292,935 | |
| 10429 | inishing | £ 1,064,467,186 | |
| 10430 | Initech Plc | £ 7,929,555 | |
| 10431 | Initiative | £ 149,209,958 | |
| 10432 | Injustice | £ 224,231,007 | |
| 10433 | Ink | £ 47,124,269 | |
| 10434 | Inkatek | £ 1,339,600 | |
| 10435 | Inland Taipan | £ 124,597,369 | |
| 10436 | Inmarsat | £ 11,210,302 | |
| 10437 | Inn of the Last Home | £ 1,403,402 | |
| 10438 | Inner Breads | £ 52,655,608 | |
| 10439 | Inner Station | £ 6,596,243 | |
| 10440 | Innisfree | £ 243,753,959 | |
| 10441 | Innocence | £ 61,612,365 | |
| 10442 | Innocent Enterprise | £ 64,597,451 | |
| 10443 | Innocent Waif Co. | £ 1,079,484 | |
| 10444 | Innovation | £ 52,326,052 | |
| 10445 | Insane in | £ 56,521,750 | |
| 10446 | Insane In The Membrane | £ 492,420,776 | |
| 10447 | Insane Inc | £ 103,865,323 | |
| 10448 | insanity | £ 5,114,820 | |
| 10449 | Insatiability | £ 7,000,000,000 | |
| 10450 | Insect Inferno | £ 4,274,551 | |
| 10451 | insects | £ 40,152,036 | |
| 10452 | Insert Tool Tech | £ 218,766,740 | |
| 10453 | Inside Job | £ 49,002,369 | |
| 10454 | Insight | £ 4,930,782 | |
| 10455 | Insignia | £ 15,236,269 | |
| 10456 | Insomnia | £ 111,310,354 | |
| 10457 | Insomnia Inc | £ 13,618,559 | |
| 10458 | Insomniac | £ 349,981,951 | |
| 10459 | Insomniacs | £ 185,163,271 | |
| 10460 | Insomniacs Inc | £ 27,056,872 | |
| 10461 | INSOMNIACS LTD | £ 9,598,294 | |
| 10462 | Inspecticide | £ 86,260,352 | |
| 10463 | Inspecticidus | £ 1,179,300 | |
| 10464 | inspection | £ 71,610,568 | |
| 10465 | Inspector Gadget | £ 1,594,722,874 | |
| 10466 | Inspiration | £ 293,268,063 | |
| 10467 | Inspiron | £ 55,842,972 | |
| 10468 | Instability | £ 7,000,000,000 | |
| 10469 | £ 188,730,522 | ||
| 10470 | Instagram Likes | £ 78,551,415 | |
| 10471 | Instant Relief | £ 2,557,640 | |
| 10472 | Instantly | £ 110,222,015 | |
| 10473 | Instrument | £ 5,045,464 | |
| 10474 | insubordination | £ 1,376,802,401 | |
| 10475 | Insufficient Amount | £ 115,460,289 | |
| 10476 | Insufficient Storage | £ 150,111,443 | |
| 10477 | Insult to Injury | £ 282,095,932 | |
| 10478 | Insults | £ 555,598,769 | |
| 10479 | Insurance | £ 192,712,894 | |
| 10480 | Insurection | £ 173,310,394 | |
| 10481 | Insurrection | £ 61,411,282 | |
| 10482 | IntArch | £ 4,051,737 | |
| 10483 | Integrated Finance | £ 5,613,209 | |
| 10484 | Integrity | £ 62,272,169 | |
| 10485 | Intel | £ 4,159,306 | |
| 10486 | Intel 8008 | £ 243,687,870 | |
| 10487 | Intel Corperation | £ 5,502,692 | |
| 10488 | INTELECT MID | £ 4,542,979 | |
| 10489 | INTELECT NORTH | £ 3,506,604 | |
| 10490 | INTELECT SOUTH | £ 5,501,704 | |
| 10491 | inteligence | £ 61,895,040 | |
| 10492 | Inteligent | £ 320,833,576 | |
| 10493 | Intellectual Property | £ 428,144,957 | |
| 10494 | Intelligence | £ 1,269,185,751 | |
| 10495 | Intelligence Corp | £ 250,081,366 | |
| 10496 | intelligent conversation | £ 212,620,921 | |
| 10497 | Intelligentsia | £ 203,203,192 | |
| 10498 | Intelligibility | £ 7,000,000,000 | |
| 10499 | Intense Feelings | £ 55,007,551 | |
| 10500 | Intense Kinetics | £ 3,161,299 | |
