| 5501 | IT2B | 1 |
| 5502 | IT Brick | 1 |
| 5503 | IT&BS (Айтабс) | 1 |
| 5504 | ITCOMMS | 1 |
| 5505 | IT company BEZE | 1 |
| 5506 | IT Construction | 1 |
| 5507 | ITD Agency | 1 |
| 5508 | IT Dream Studio | 1 |
| 5509 | ИТДжинн | 1 |
| 5510 | iTERAX | 1 |
| 5511 | IT Expert | 1 |
| 5512 | ITEXUS | 1 |
| 5513 | ИТ-Фабрика (г. Красноярск) | 1 |
| 5514 | IT Frut | 1 |
| 5515 | ITGALAXY | 1 |
| 5516 | IT-Градиент | 1 |
| 5517 | IT-GRANDS | 1 |
| 5518 | Itillect | 1 |
| 5519 | IT-Infinity | 1 |
| 5520 | ИТИС | 1 |
| 5521 | itis.marketing | 1 |
| 5522 | IT-компания Versite | 1 |
| 5523 | IT-Компания WIS | 1 |
| 5524 | It Lab | 1 |
| 5525 | itlife | 1 |
| 5526 | IT-Lite | 1 |
| 5527 | IT LOFT | 1 |
| 5528 | IT:LOGIC | 1 |
| 5529 | ItMoko | 1 |
| 5530 | ITN-ПРОЕКТ | 1 |
| 5531 | ITOSU | 1 |
| 5532 | ITPELAG | 1 |
| 5533 | IT Планета | 1 |
| 5534 | ITPolice | 1 |
| 5535 | ИТ-Помощник | 1 |
| 5536 | IT Projects | 1 |
| 5537 | ITPromotion | 1 |
| 5538 | itps | 1 |
| 5539 | ITQC (Организация качества) | 1 |
| 5540 | IT-Record | 1 |
| 5541 | ИТРУМ | 1 |
| 5542 | ITSpecial | 1 |
| 5543 | ITsports | 1 |
| 5544 | IT-Sputnik | 1 |
| 5545 | IT Strategy | 1 |
| 5546 | it.Trend | 1 |
| 5547 | IT Trust World | 1 |
| 5548 | IT-Uley | 1 |
| 5549 | IT Up | 1 |
| 5550 | iTwis | 1 |
