| Name | Unified registration number |
|---|---|
| Nordea Bank AB Latvijas filiāle | 40103749473 |
| Nordfix Latvia SIA | 42103095493 |
| Nordic Digital AS | 10240231 |
| Nordic Recycling, SIA | 50103611531 |
| "Nord Solar" SIA | 40203305255 |
| Norgren GmbH | DEHRB 7257 |
| NPB SIA | 40203130405 |
| "OC Group" SIA | 40103165580 |
| Odenwald Faserplattenwerk GmbH | DEHRB 131 |
| OE Holdings SIA | 40203401466 |
| "Olympus Latvia" SIA | 40003405658 |
| Olympus Sverige Aktiebolag filiāle Latvijā | 40103938382 |
| OM Digital Solutions GmbH | DEHRB 163550 |
| OnePlus Technology (Shenzhen) Co., Ltd | CN91440300080768342L |
| Oracle East Central Europe Limited Filiāle Latvijā | 40003584818 |
| Oras Oy | FI19880490 |
| ORMIX, SIA | 40103102937 |
| OSRAM Oy Latvijas filiāle | 40203111014 |
| Other World Computing Europe B.V. | BE0672.505.651 |
| OU Elektroskandia Baltics Latvijas filiāle | 40103375862 |