GrayMatter Pentaho team implemented highly scalable Enterprise Data Warehouse built on MSSQL server using Pentaho Data Integration, integrating around 12 source systems like Oracle HRMS, SAP, Sales force and others. Based on business need GrayMatter integrated data from 28 switches (Nortel, dell, Avaya etc) with approximately around 20 million records per hour. High volume data marts with Client, QA & Employee data was created. Customized Pentaho BI platform for all their analytics and reporting needs to Operations, Sales, Management &Executive Teams. Custom built LDAP security authentication to authenticate and authorize against Stream’s multiple LDAP servers. The success of the project was vindicated by the customer appointing GrayMatter as their strategic Pentaho analytics partner year-on-year for nearly 5 years till date.