| Company name | Reg. code |
|---|---|
| PIPEX OÜ | 11381637 |
| PIPEXE OÜ | 17216141 |
| PIPEZ OÜ | 14922335 |
| PIPE OÜ | 14898849 |
| SV PIPES OÜ (former name AtoB OÜ) | 14417287 |
| RIBERG PIPES OÜ | 16550234 |
| EST PIPES OÜ | 12193292 |
| MODULE PIPES OÜ | 12430214 |
| PIPES BUILDING OÜ kustutatud | 12046496 |
| PIPER GROUP OÜ | 11157845 |
| KRAH PIPES OÜ | 11366000 |
| POLYHEDRAL PIPES OÜ kustutatud | 14537910 |
| PIED PIPER OÜ kustutatud | 12054099 |
| UNITED PIPES OÜ | 16410444 |
| PIPER TRADE OÜ kustutatud | 11556456 |
| ALK PIPES OÜ | 11066025 |
| SMART PIPES OÜ | 11979398 |
| PIPE STANDART OÜ | 11887058 |
| XRS PIPE OÜ (former name Raixmet OÜ) | 12887830 |
| PIPE PERFORMANCE OÜ | 16398424 |
| PIPE INFRA OÜ | 14094594 |
| N PIPE OÜ | 16918438 |
| PIPE CONSULT OÜ | 14862254 |
| PIPE-TECH OÜ | 12503031 |
| TS PIPE OÜ | 14582773 |
| X-PIPE OÜ | 16595403 |
| PIPE-S OÜ | 14369625 |
| GLOBAL PIPE OÜ | 12951019 |
| PIPE.WELDERS OÜ | 12214388 |
| WW PIPE OÜ (former name TradeUno OÜ) | 14135376 |
| ULTRA PIPE OÜ kustutatud | 12191361 |
| PIPE INVEST OÜ kustutatud | 11149353 |
| F-PIPE OÜ kustutatud | 11370355 |
| TAWASTIA PIPE OÜ kustutatud | 11513665 |
| LVI PIPE OÜ kustutatud | 16497474 |
| BIG PIPE OÜ | 17454308 |
| PIPE STONE OÜ | 12842394 |
| DATA PIPE OÜ kustutatud | 12641201 |
| PIPE SERVICE OÜ | 12711373 |
| PIPE TOOLS OÜ | 12446965 |
| POWER PIPE OÜ | 10907289 |
| SR-PIPE OÜ | 14416709 |
| GT PIPE OÜ | 17010244 |
| PIPE EXPERT OÜ kustutatud | 11470766 |
| ENERGY PIPE OÜ | 14026345 |
| VIVA PIPE OÜ | 14589309 |
| MODULE PIPES NOR OÜ kustutatud | 14320719 |
| PLASTIC PIPE MOBILE OÜ kustutatud | 12901145 |
| LINK-PIPE BALTICA OÜ | 11700114 |
| AV PROSESS PIPE OÜ kustutatud | 12284043 |