The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 8401 | Impending Doom | £ 5,389,518 | |
| 8402 | Imperial | £ 61,280,414 | |
| 8403 | Imperial Chokehold | £ 4,590,245 | |
| 8404 | Imperial Elite | £ 2,152,678 | |
| 8405 | Imperial Expansion | £ 552,472,090 | |
| 8406 | Imperial Industries | £ 6,336 | |
| 8407 | Imperium | £ 39,626,194 | |
| 8408 | Implicit Bias | £ 210,151,590 | |
| 8409 | Impmart | £ 16,045,992 | |
| 8410 | Important | £ 37,982,101 | |
| 8411 | Impotent Venom | £ 463,672 | |
| 8412 | Imtheboss | £ 874,443,932 | |
| 8413 | Imus | £ 37,488,948 | |
| 8414 | In a tin | £ 50,000 | |
| 8415 | In Charge Inc. | £ 4,279,263 | |
| 8416 | In Line for the Throne | £ 163,807,066 | |
| 8417 | In My Car | £ 1,413,506 | |
| 8418 | in need of numbers | £ 95,784,871 | |
| 8419 | In The Sun | £ 16,564,935 | |
| 8420 | in the world | £ 240,265 | |
| 8421 | In Their EyEs | £ 5,490,993 | |
| 8422 | in your ass | £ 23,404,886 | |
| 8423 | Inbhir Pheofharain | £ 542,079,733 | |
| 8424 | Inbhir Uige | £ 418,419,384 | |
| 8425 | inc | £ 50,000 | |
| 8426 | inc. | £ 2,972,596 | |
| 8427 | Inca | £ 105,648,159 | |
| 8428 | Incendiary Industries | £ 34,027,952 | |
| 8429 | Inception | £ 185,740,776 | |
| 8430 | Inciting Violence | £ 230,139,665 | |
| 8431 | Incognisant | £ 58,125,893 | |
| 8432 | Incognito | £ 81,184,511 | |
| 8433 | Income | £ 304,875,296 | |
| 8434 | Incompatibility | £ 219,257,317 | |
| 8435 | Inconel | £ 63,575,624 | |
| 8436 | Incredible Inc | £ 2,662,189 | |
| 8437 | incriminating evidence | £ 373,161,929 | |
| 8438 | InDanger | £ 118,056,766 | |
| 8439 | Indecency | £ 15,595,561 | |
| 8440 | independant | £ 83,057,195 | |
| 8441 | Independecia | £ 1,195,227 | |
| 8442 | Independence | £ 5,925,545 | |
| 8443 | Independence Hall | £ 681,847,684 | |
| 8444 | Independent States | £ 279,702,011 | |
| 8445 | Independiente | £ 46,382,506 | |
| 8446 | Indestructible passports | £ 98,749 | |
| 8447 | India | £ 8,842,102 | |
| 8448 | Indian | £ 32,742,823 | |
| 8449 | Indian star | £ 1,776,823 | |
| 8450 | Indiana | £ 874,480 | |
| 8451 | Indianapolis | £ 55,237,667 | |
| 8452 | Indians | £ 5,501,414 | |
| 8453 | Indie Hero Ltd. | £ 21,866 | |
| 8454 | indifference | £ 613,291,288 | |
| 8455 | Indigestion | £ 80,171,095 | |
| 8456 | Indignation | £ 251,809,764 | |
| 8457 | Indigo Moon | £ 69,646,164 | |
| 8458 | Individual | £ 15,381,828 | |
| 8459 | Individualism | £ 305,011,225 | |
| 8460 | Indrid Cold | £ 1,924,439 | |
| 8461 | Industrial Dimensions | £ 590,355 | |
| 8462 | Industrial Revolution | £ 108,986,404 | |
| 8463 | Industry | £ 4,319,464,273 | |
| 8464 | Indy Ref | £ 2,250,435 | |
| 8465 | Ineedmoney7 | £ 174,382 | |
| 8466 | Inevitability | £ 52,587,118 | |
| 8467 | Infadels | £ 6,898,305 | |
| 8468 | Infection | £ 35,893,504 | |
| 8469 | Inferior | £ 695,265 | |
| 8470 | Inferno | £ 14,020,273 | |
| 8471 | Inferno Scorpion | £ 35,686,825 | |
| 8472 | infinate | £ 884,198 | |
| 8473 | Infinite Enterprises | £ 64,016,264 | |
| 8474 | Infinity | £ 169,159,081 | |
| 8475 | Infinity and Beyond | £ 62,631,233 | |
| 8476 | Inflation | £ 115,274,054 | |
| 8477 | Inflicting Pain | £ 5,371,678,096 | |
| 8478 | influenza | £ 2,078,668 | |
| 8479 | Information | £ 2,542,323,654 | |
| 8480 | Information Act | £ 21,410,016 | |
| 8481 | ingagement | £ 5,507,786 | |
| 8482 | Ingalls | £ 5,969,015 | |
| 8483 | Ingenuity | £ 229,132,507 | |
| 8484 | ingersoll | £ 272,873,593 | |
| 8485 | IngloriousG1 | £ 11,146,197 | |
| 8486 | IngloriousG2 | £ 21,578,348 | |
| 8487 | IngloriousG3 | £ 4,960,556 | |
| 8488 | IngloriousG4 | £ 38,861,336 | |
| 8489 | IngloriousG5 | £ 5,227,616 | |
| 8490 | Inheritance | £ 137,354,160 | |
| 8491 | Inhibitions | £ 9,195,242,502 | |
| 8492 | Iniquity | £ 114,962,690 | |
| 8493 | inishing | £ 1,022,104,193 | |
| 8494 | Initech | £ 36,273 | |
| 8495 | Initial Test | £ 32,245,452 | |
| 8496 | Initiative | £ 149,209,958 | |
| 8497 | Ink | £ 47,124,269 | |
| 8498 | Inkatek | £ 1,339,600 | |
| 8499 | Inle Lake | £ 784,608,453 | |
| 8500 | Inn of the Last Home | £ 1,403,402 | |
