| Ruc | Nombre o Razón Social | A partir del | Nro. Resolución |
| 10166565214 | OTOYA CELIS PEDRO MANUEL | 01/04/2018 | 1630050004744 |
| 20521474921 | OTRA MIRADA | 01/05/2019 | 0230050262262 |
| 20506618739 | OTTO & DIESEL MOTOR'S S.A.C. | 01/03/2006 | 0230050019246 |
| 20605734601 | OTTO DIESEL PERU E.I.R.L. | 01/02/2022 | 2730050001840 |
| 20601302323 | OTTO SERVICIOS GENERALES E.I.R.L. | 01/02/2022 | 0230050316336 |
| 20605585800 | OTVEC SERVICES S.A.C. | 01/02/2022 | 0530050037208 |
| 15255110851 | OU RONGLI | 01/09/2018 | 0230050239304 |
| 20508797983 | OUTSOURCING CONTABLE MINERO S.A.C. | 01/08/2015 | 0230050134528 |
| 20606114282 | OUTSOURCING PROCESOS PRODUCTIVOS E.I.R.L. | 01/02/2022 | 0230050310031 |
| 15521863584 | OUYANG WANGQIANG | 01/05/2019 | 0230050260690 |
| 20601203945 | OVAMIG E.I.R.L. | 01/05/2019 | 1130050008486 |
| 20520665065 | OVER NETWORK EMPRESA INDIVIDUAL DE RESPONSABILIDAD LIMITADA | 01/02/2017 | 0230050175018 |
| 20122620434 | OVERALL BUSINESS S.A. | 01/02/2015 | 0210050002259 |
| 20600848497 | OVERALL ORIENTE SOCIEDAD ANONIMA CERRADA - OVERALL ORIENTE S.A.C. | 01/09/2017 | 1830050008901 |
| 20165460201 | OVERALL SYSTEMS SUPPORT S.A. | 01/02/2017 | 0230050169762 |
| 20542316790 | OVERBRIDGE INGENIEROS SOCIEDAD ANONIMA CERRADA | 01/02/2022 | 1830050013872 |
| 20603409567 | OVERHAUL SERVICIOS NAVALES E INDUSTRIALES E.I.R.L. | 01/02/2022 | 0230050315260 |
| 20603839961 | OVERHEAD MEN SOCIEDAD ANONIMA CERRADA - OVERHEAD MEN S.A.C. | 01/02/2022 | 0230050317623 |
| 20547672420 | OVERLAP PERU S.A.C. | 01/04/2018 | 0230050223171 |
| 10292557031 | OVIEDO ALARCON GORKY AQUILES | 01/12/2019 | 0530050033202 |