| Nombre | Join Date | Tipo Socio | Página Web | Dirección |
|---|
| Management Search & Supporting Services | 2004-08-23 | Allied | www.msssinc.com | |
| Manpower Group Inc. | 2025-09-18 | Allied | www.manpowergroup.com | |
| Marey Heater Corp. | 2022-08-03 | Allied | www.marey.com | |
| Marmalade Restaurant & Wine Bar | 2006-11-20 | Restaurant Only | http://www.marmaladepr.com | |
| Marsh Saldana | 2019-09-11 | Allied | www.marshsaldana.com | |
| Martineau Belle Playa | 2018-11-02 | Allied | www.luxuryvillavieques.com | |
| MCS Life Insurance Company | 2012-07-03 | Allied | www.mcs.com.pr | |
| Medals Sports | 2015-09-23 | Allied | www.medalspsorts.com | |
| Media & Marketing Partners & Co. | 2010-06-21 | Allied | | |
| Mendez & Company, Inc. | 1992-01-30 | Allied | http://www.labodegapr.com | |
