2019

2018

  • Sentinel Offender Services LLC, one of the nation’s leading providers of electronic monitoring services and technologies, is pleased to announce that it has successfully completed its  International Organization for Standardization...

  • Through this collaboration, GTL will offer the Sentinel suite of offender tracking and monitoring products and Sentinel will offer Guardian. This will allow both companies to provide a wide range of services to corrections, probation, parole, and community corrections agencies that pertain to the entire cycle of incarceration from initial arrest through probation and parole.