Service Performance Insight (SPI) is a global research, consulting and training organisation dedicated to helping professional service organisations (PSOs) make quantum improvements in productivity and profit. In 2007, SPI developed the PS Maturity Model™ as a strategic planning and management framework. It is now the industry-leading performance improvement tool used by over 35,000 service and project-oriented organisations to chart their course to service excellence.
The core tenet of the PS Maturity Model™ is
PSOs achieve success through the optimisation
of five Service Performance Pillars™