ST4 LEARNING INC. Certified as a Top 20% Performer     
Customer references indicate outstanding past performance to Open Ratings during PPE survey process.

WALTHAM, MA - July 23, 2010 - ST4 Learning completed a Dun & Bradstreet Open Ratings Past Performance Evaluation (PPE), which is widely recognized by government contracting offices. Based on feedback from our customers, ST4 Learning proudly earned an overall performance rating of 98 out of 100 and has been certified as a Top 20% Performer. ST4 Learning's PPE score of 98/100 demonstrates outstanding overall customer satisfaction relative to similar companies. This impressive result is an indication of our strong relationship with our customers.

The following chart represents the feedback we received distributed across the customer satisfaction metrics comprising the evaluation:

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