Posted in Business & Finance, Engineering, Information Technology, Organizations ZSI stands for Zertz Scheid Ingenieurgesellschaft (German: Zertz Scheid Engineering Company) ZSI stands for Zintegrowany System Informatyczny (Polish: Integrated Information System) ZSI stands for Zoological Survey of India ZSI stands for Zentrum für Soziale Innovation (Vienna, Austria) ZSI stands for Zolera SOAP Infrastructure ZSI stands for Zaurus Software Index ZSI stands for Zamil Steel Industries (Dammam, Saudi Arabia)