| Nombre | Join Date | Tipo Socio | Página Web | Dirección |
|---|
| 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 | |
| Mind Source Intl. Com | 2014-04-01 | Allied | www.mindsourceintl.com | |
| Municipio de Naranjito | | Other | | |
| Municipio de San Juan | 1997-10-02 | Allied | | |
| NAMI At Gran Melia | 2010-06-18 | Restaurant Only | http://www.granmeliapuertorico.com | |
