| Ruc | Nombre o Razón Social | A partir del | Nro. Resolución |
| 20602558984 | WHITESTACK PERU S.R.L. | 01/02/2022 | 0230050317409 |
| 20600138007 | WHOLE ELECTRIC SOLUTIONS CORPORATION S.A.C.-WHES CORPORATION S.A.C. | 01/04/2018 | 0230050225830 |
| 20529743212 | WHU CONSTRUCTORES S.A.C. | 01/05/2019 | 0830050010905 |
| 20516196841 | WICUME S.A. | 01/08/2015 | 0230050121822 |
| 20601356199 | WIFARM SOCIEDAD COMERCIAL DE RESPONSABILIDAD LIMITADA - WIFARM S.R.L. | 01/04/2018 | 0230050223450 |
| 20601385822 | WIFI TELECOMUNICACIONES S.A.C. | 01/02/2022 | 0230050316767 |
| 20600611233 | WIGNARDSALUD E.I.R.L. | 01/02/2022 | 0230050313812 |
| 20601629179 | WIKINET TELECOM SOCIEDAD ANONIMA CERRADA - WIKINET S.A.C. | 01/12/2019 | 0230050293707 |
| 20605381325 | WIKSA PERU S.R.L. | 01/02/2022 | 1830050014226 |
| 20527451958 | WIL SYSTEM E.I.R.L. | 01/12/2019 | 0930050014199 |
| 20552865155 | WILAL S.A.C. | 01/02/2022 | 0230050313042 |
| 20516297957 | WILAN S.A.C. | 01/02/2015 | 0230050104785 |
| 20545998387 | WILCOM ENERGY SOCIEDAD ANONIMA CERRADA - WILCOM ENERGY S.A.C. | 01/02/2022 | 0230050312575 |
| 20523149335 | WILDER & CIA SERVICIOS COMERCIALES E.I.R.L. | 01/02/2016 | 0230050151134 |
| 20600154118 | WILDER CONTRATISTAS GENERALES S.A.C. | 01/12/2019 | 2430050001696 |
| 20502381211 | WILDLIFE CONSERVATION SOCIETY (WCS) | 01/04/2018 | 0230050219620 |
| 20602503331 | WILLATEC S.A.C | 01/05/2019 | 0230050266292 |
| 20524345995 | WILLCOM TELCOM SOCIEDAD ANONIMA CERRADA | 01/02/2017 | 0230050176252 |
| 20602769471 | WILLIAM HARVEY SCHOOL S.A.C. | 01/02/2022 | 0630050024526 |
| 20600911687 | WILLKA MAKI SACRED EXPEDITIONS E.I.R.L | 01/12/2019 | 0930050014515 |