| 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 |