PSI is a global provider of IT services and solutions including product lifecycle management, custom software development, and testing. It has offices in the US, Canada, UK, and India. PSI has over 650 employees with expertise in areas like Java, .NET, PHP, and mobile development. It offers services for new product development, maintenance, testing, and staff augmentation. PSI has a track record of successful long-term partnerships providing outsourced product development and IT services for Fortune 500 companies.