PSI INTERNATIONAL, Inc. (PSI), founded in 1977, is a Fairfax, Virginia-based company that provides a blend of health science, social services, and technology support services to our clients throughout the world. PSI came of age as a traditional information technology company. Through the years we have acquired and developed outstanding subject matter expertise in health sciences and social services, as well as substantial knowledge in other technical disciplines. The broad spectrum of services we offer supports the missions of organizations that greatly impact those living in our communities.

Continuous process improvement is the foundation of our corporate Process Improvement Program. We structured our standard project management processes to conform to the Software Engineering Institute’s (SEI’s) Software Capability Maturity Model (SW-CMM).Our CMM-compliant management practices ensure high levels of consistency and quality.PSI is one of fewer than 2,000 organizations worldwide to have been independently assessed at CMMI Level 3.

PSI's outstanding blend of subject matter and technical expertise is supported by a disciplined management infrastructure and sound corporation. Our subject matter expertise allows us to appreciate the intricacies of our clients' requirements and our technical expertise ensures that we can satisfy them. Our CMM-compliant approach to management ensures high quality and repeatable results.Our ethics and sound financial and administrative corporate practices ensure that we will be here to support our clients’ organizations in the long term.