| SSGI | Standard Systems Group Instruction (US Air Force) | 标准系统组指令（美国空军） |
| SSGI | Svenska Soka Gakkai International | Svenska Soka Gakkai国际 |
| SSGI | Sub Sea Gauge Interface (well controller) | 海底仪表接口（井控器） |
| SSGI | Seton Securities Group, Inc. | 西顿证券集团。 |
| SSGI | Strategic Solutions Group, Inc. | 战略解决方案集团。 |
| SSGI | Sunday School Growth Institute | 主日学校成长研究所 |
| SSGI | Shenzen Southseas Grain Industries (flour and feed milling business; China) | 深圳南海粮食工业（面粉和饲料加工业务；中国） |
| SSGI | Shareholder Services Group, Inc. | 股东服务集团。 |
| SSGI | Support Services Group, Inc. | 支持服务集团。 |
| SSGI | Social Services of General Interest | 一般利益的社会服务 |
| SSGI | Small Systems Group, Inc. | 小型系统集团。 |
| SSGI | Student Spiritual Gift Inventory (InQuest Ministries) | 学生精神礼物清单（InQuest部委） |
| SSGI | South Seas Group, Inc. | 南海集团。 |
| SSGI | Strategic Solutions Group | 战略解决方案组 |