| Banking Telecom Company (BPT) "TELBANK" S.A. |
| - offers full system design and implementation in Warsaw. |
| BG Leasing SA |
| - leasing service from the Gdansk Bank. |
| Bitbank |
| - a subsidiary of Polish National Bank specializing in information management. |
| BIZNET Poland |
| - offers online services in Warsaw. |
| BMB Promotions |
| - advertising and publishing services in Warsaw. |
| Btf Cable Co. |
| - wholesale sale of fiber cable, etc. |
| Budokor S.A. |
| - Polish construction company based in Warsaw. |
| Bulls Press |
| - press agency. |