Past Performance Evaluation ASERO is committed to providing exceptional value to our clients by delivering highly professional and timely service, innovative ideas and functional solutions to their security needs. We are constantly striving to ensure our performance meets our clients’ expectations. To monitor our performance, and in accordance with the U.S. General Services Administration's schedule contract application process, we asked Dun & Bradstreet's Open Ratings to provide a comprehensive, independent view of our past performance. ASERO’s past performance evaluation (PPE) score of 94/100 demonstrates outstanding overall customer satisfaction relative to similar companies. For more information, view the complete PPE Report (PDF – 48KB).