| SLG | Salut les Geeks 
| Others |
| SLG | Saskatoon Linux Group
| Others |
| SLG | Satellite Landing Ground
| Others |
| SLG | Satellite Logistics Group
| Others |
| SLG | Savoy Label Group
| Others |
| SLG | Schwabe, Ley, & Greiner
| Others |
| SLG | Schweizer Licht Gesellschaft
| Others |
| SLG | Science Leadership Group
| Others |
| SLG | Scout List Generator
| Others |
| SLG | Second Life Grid
| Others |
| SLG | Service Level Guarantee
| Others |
| SLG | Sierra Lending Group
| Others |
| SLG | Sigma Lambda Gamma
| Others |
| SLG | Silly Little Girl
| Others |
| SLG | Siloam Springs, Arkansas USA
| Others |
| SLG | Silver Linings Global
| Others |
| SLG | Simple Language Generator
| Others |
| SLG | Simulated Life Game
| Others |
| SLG | Single Line to Ground
| Others |
| SLG | Single Line to Ground fault current
| Others |
| SLG | Slave Labor Graphics
| Others |
| SLG | Slugging Percentage
| Others |
| SLG | Small Leather Goods
| Others |
| SLG | Soda Lime Glass
| Others |
| SLG | Special Liability Group
| Others |
| SLG | Spoiled Little Girl
| Others |
| SLG | Spring Lighting Group
| Others |
| SLG | Stage Lamborghini Gallardo
| Others |
| SLG | State And Local Governments
| Others |
| SLG | Status Log
| Others |
| SLG | Strange Little Girl
| Others |
| SLG | Strictly Localized Geminal
| Others |
| SLG | Student Learning Groups
| Others |
| SLG | Super Light Gun
| Others |
| SLG | Superleggera
| Others |
| SLG | Swirl Lip Generator
| Others |
| SLG | Symbiotic Label Group
| Others |
| SLG | Symbolized Line Graph
| Others |