| Ruc | Nombre o Razón Social | A partir del | Nro. Resolución |
| 20502235401 | MASTER PROJECT SISTEMS E.I.R.L | 01/09/2018 | 0230050240427 |
| 20555075112 | MASTER SERVICE MINING SOCIEDAD ANONIMA CERRADA | 01/12/2019 | 0230050290983 |
| 20601143306 | MASTER SHARK COACH SAC | 01/02/2022 | 0230050314340 |
| 20603584288 | MASTER TRUCK SERVICE S.A.C. | 01/02/2022 | 1130050009972 |
| 20517829251 | MASTER USE E.I.R.L. | 01/05/2019 | 0230050262109 |
| 20544249739 | MASTERCOM SOLUTIONS S.A.C | 01/09/2018 | 0230050242173 |
| 20606207809 | MASTERCOOKING E.I.R.L. | 01/02/2022 | 0230050316894 |
| 20505139390 | MASTERDENT S.A.C. | 01/02/2022 | 0230050311331 |
| 20506076235 | MASTERLEM SOCIEDAD ANONIMA CERRADA | 01/02/2022 | 0230050311243 |
| 20601873525 | MASTERMED E.I.R.L. | 01/12/2019 | 0230050294358 |
| 20509948560 | MASTERPLOT S.A.C. | 01/02/2022 | 0230050311359 |
| 20600147740 | MASTERPRO INVERSIONES S.A.C. | 01/09/2018 | 1430050004688 |
| 20502070054 | MASTERSYS INT. S.A.C. | 01/02/2015 | 0230050103108 |
| 20605664084 | MASTIL SOLUCIONES NAVALES S.A.C. | 01/02/2022 | 1430050006594 |
| 20392931296 | MAT PEDIATRAS E.I.R.L | 01/08/2015 | 0230050123887 |
| 20501416917 | MAT CENTER S.A.C. | 01/02/2017 | 0230050172307 |
| 20601415144 | MAT ENGINEERING S.A.C.-MAT ENG S.A.C. | 01/12/2019 | 0230050292427 |
| 20605635050 | MAT SALUD S.A.C. | 01/02/2022 | 0230050317881 |
| 10061893054 | MATAYOSHI OMINE HUMBERTO | 01/02/2015 | 0230050098919 |
| 10077595932 | MATAYOSHI YOZA LUIS | 01/05/2019 | 0230050259275 |