Quantrax Corporation markets and supports Intelec, an expert system for accounts receivable and billing management. Expert systems are computer programs that can perform at the level of human experts – They are designed and built using the concepts of artificial intelligence and knowledge-based technology. With the unique ability to mimic the behavior of a billing expert, Intelec enjoys an installed base in over 35 states and Canada, in collection operations ranging from 10 to over 1000 users.