翻譯自 ILSSI 的官方介紹：
The International Lean Six Sigma Institute ( ILSSI ) is a UK registered company and was established by a consortium of Lean Six Sigma professionals in 2016 to provide an International Standard for exams and certifications in Lean and Six Sigma. ILSSI offers the solution to the problem of different variations of the same certifications across many countries, with zero governance or control on the content or level of difficulty. Standardized Accredited Certification of quality education and training programs is central to ILSSI activities. ILSSI currently delivers Lean and Six Sigma certification in Europe, South East Asia, the Middle-East, Africa, North America, and South America. The institute's corporate advisory also arm offers strategic advice as well as project analysis and guidance to both commercial and not-for-profit clients.
國際精益六西格瑪協會 ( ILSSI ) 是壹家在英國註冊的公司，於2016年成立，是由精益六西格瑪專業人士組成的聯盟，旨在為精益和六西格瑪的考試和認證提供國際的標準。ILSSI為同壹認證在多個國家存在不同差異的問題提供了解決方案，對認證內容或難易程度進行零治理或控制。質量教育和培訓項目的標準化認證是ILSSI活動的核心。ILSSI目前在歐洲、東南亞、中東、非洲、北美和南美提供精益和六西格瑪認證。該機構的企業咨詢部門還為商業和非營利性客戶提供戰略咨詢以及項目分析和指導。
The ILSSI facilitates and communicates best practices in the training, examination, certification and practical application of Lean Six Sigma principles, tools and techniques.
ILSSI促進和傳播精益六西格瑪原則、工具和技術的培訓、考試、認證和實際應用方面的最佳實踐。
The ILSSI provides governance to ensure the integrity of examinations and certifications for Lean Six Sigma.
ILSSI管理、確保精益六西格瑪的考試和認證的完整性。
The ILSSI hosts an annual International Lean Six Sigma conference.
ILSSI每年舉辦壹次國際精益六西格瑪研討會。
The ILSSI conducts research and publishes case studies and white papers.
ILSSI 持續進行研究工作，並發表案例研究和白皮書。
Directors and Non-Executive Board Members are from UK, Switzerland, Portugal, Greece, Spain, Saudi Arabia, Italy, USA, Nigeria, Egypt, Pakistan, UAE and Hong Kong. The name and details of all current Directors and Non-Executive Board Members can be found at:
董事及非執行董事會成員來自英國、瑞士、葡萄牙、希臘、西班牙、沙特阿拉伯、意大利、美國、尼日利亞、埃及、巴基斯坦、阿聯酋和香港（優思學院）。所有現任董事和非執行董事會成員的姓名和詳細資料可在以下網站找到。
The ILSSI regularly collaborated and supports the Department of Quality Management at from Heriot Watt University, Scotland, and Professor Jiju Antony is a Fellow of the ILSSI and a Non-Executive Board Member.
ILSSI定期與蘇格蘭赫瑞瓦特大學的質量管理系合作並提供支持，Jiju Antony教授是ILSSI的研究員和非執行董事會成員。
The ILSSI currently has 20 Strategic partners who we collaborate with to provide best-in- class Lean Six Sigma training, exams and certification.
ILSSI目前有20個戰略合作夥伴，我們與他們合作，提供壹流的精益六西格瑪培訓、考試和認證。（優思學院是ILSSI在中國和香港地區的唯壹合作夥伴）
ILSSI is proud to be the Lean Six Sigma Certification provider for Her Majesties Prison Probation Service ( HMPP ).
ILSSI很榮幸能成為英國皇家監獄緩刑服務局（HMPP）的精益六西格瑪認證供應商。
The ILSSI offers certifications in White Belt, Yellow Belt, Green Belt, Black Belt and Master Black Belt.
ILSSI提供白帶、黃帶、綠帶、黑帶和黑帶大師等認證。
The ILSSI currently offers its exams and certifications in the following languages: English, Italian, French, Spanish, Dutch, Portuguese.
ILSSI目前提供以下語言的考試和認證：英語、意大利語、法語、西班牙語、荷蘭語、葡萄牙語。（中文培訓、考試和認證目前可以通過優思學院進行，優思學院的證書上印有ILSSI的標誌，具有等於ILSSI的相關資格）