| ESSI | Education & Science Society, Inc. | 教育和科学协会有限公司创立于1996年 |
| ESSI | Ecole SupÉrieure en Sciences Informatiques (French) | Ecole SupÉrieure en Sciences Informatiques (French) |
| ESSI | Enhanced Special Structural Inspection (aviation) | 加强特殊结构检查(航空) |
| ESSI | European Semantic Systems Initiative | 欧洲语义系统倡议 |
| ESSI | Electrospec Sales Inc. | Electrospec销售公司。 |
| ESSI | Elevator Safety Solutions, Inc. | 电梯安全解决方案公司。 |
| ESSI | Education Statistics Services Institute | 教育统计服务研究所 |
| ESSI | Eon Silicon Solution Inc | Eon Silicon Solution Inc公司 |
| ESSI | Enhanced Synchronous Serial Interface | 增强型同步串行接口 |
| ESSI | European Software and Systems Initiative | 欧洲软件和系统倡议 |
| ESSI | Electronic System Services Incorporated | 电子系统服务公司 |
| ESSI | Estonian-Swedish Suicidology Institute | 爱沙尼亚-瑞典自杀研究所 |
| ESSI | Extreme Sports Supply International | 极限运动用品国际 |
| ESSI | Envirosystems Supply, Inc | 环境系统供应公司 |
| ESSI | Ergonomic & Safety Services Inc (Massachusetts) | 人机工程学及安全服务有限公司麻萨诸塞州) |
| ESSI | École SupÉrieure En Sciences Informatiques | École SupÉrieure En Sciences Informatiques |
| ESSI | European Systems and Software Initiative | 欧洲系统和软件倡议 |
| ESSI | Environmental and Social Sustainability Initiative | 环境和社会可持续性倡议 |
| ESSI | Entrepreneurial Style & Success Indicator | 企业家的风格和成功的指示器 |
| ESSI | Eco Soil Systems Inc. | 生态土壤系统公司。 |
| ESSI | European System And Software Initiative | 欧洲系统和软件倡议 |
| ESSI | Engineered Support Systems Inc. | 工程支持系统公司。 |
| ESSI | Eco Soil Systems, Inc. | 生态土壤系统公司。 |
| ESSI | Executive Security Services International (Canada) | 行政安全服务国际(加拿大) |
| ESSI | Education Service for the Sensory Impaired (UK) | 感官障碍者教育服务(英国) |
| ESSI | Economic Software Systems International | 经济软件系统国际 |
| ESSI | Earth Search Sciences Inc | 地球搜索科学公司 |
| ESSI | Education, Socialisation, Subjectivation, Institution | 教育、社会化、主体化、制度 |
| ESSI | Enterprise System Solutions Inc. | 企业系统解决方案公司。 |
| ESSI | Envisat and Sea Ice (Conditions in the Baltic Sea) | 环境和海冰(波罗的海的情况) |