| Acronym | Definition |
|---|
| DMSI➣Document Management Solutions, Inc. |
| DMSI➣Désenfumage Maintenance Sécurité Incendie (French fire prevention equipment company) |
| DMSI➣Design Maintenance Systems, Inc. (Canada) |
| DMSI➣Defense Modeling and Simulation Initiative |
| DMSI➣Demethoxysecoisolariciresinol |
| DMSI➣Discount Mortgage Source, Inc. (Rockwall, TX) |
| DMSI➣Direct Marketing Services, Inc (Chicago, IL) |