| Axel Uriel Martínez Castillo | Jalisco |
| Axentit | |
| Axitia | Puebla |
| Axsis Tecnología, S.A de C.V. | |
| Axtel | Mexico City |
| Ayudatelta | Jalisco |
| Azurian | |
| Babel Technologies and Services, S.A. de C.V. | |
| Backbone Systems | Mexico City |
| Backdoor Marketing Digital | |
| Badak.mx | |
| Bartek, S.A. de C.V. | Nuevo León |
| Base 10 | |
| Básiko | |
| Bassher | Mexico City |
| Baubap, S.A.P.I. de C.V. | Mexico City |
| Bayonet | |
| Bayro | Mexico City |
| BBVA México, S.A. | |
| BCENUF | |
| BDS Consulting | |
| Bebo Technologies | Aguascalientes |
| Bedu | Mexico City |
| Beek Technologies, S.A.P.I. de C.V. | |
| BeeNet | |
| Behavior Especialistas en Marketing Digital | |
| Bendo | |
| Benemérita Escuela Normal Veracruzana | |
| Benemérita Universidad Autónoma de Puebla | |
| Benemérita y Centenaria Escuela Normal del Estado de San Luis Potosí | |
| BENMAC | |
| Best Intuitive Software, S.A. de C.V. | Sinaloa |
| Bestel | Mexico City |
| Betach Consultores S.A. de C.V. | Mexico City |
| Betapersei, S.C. | Mexico City |
| Bexap | Mexico City |
| Big Elephant | |
| BilderSoft Networks, S.A. de C.V. | Mexico City |
| Bioplastix | |
| Bioxor | |
| BIT Technologies | |
| BITAM | Mexico City |
| BitEvolution | |
| Bitgare Consultores en Tecnología, S.A.S. de C.V. | |
| Bitso SAPI de C.V. | Mexico City |
| BizruptVc | Mexico City |
| Bleumasters | Nuevo León |
| Bloque9 | |
| Blu Concept | Mexico City |
| Blue Terrier Studio | Jalisco |