The ENCORE III contract provides technical solutions for the DoD in support of its migration to an integrated and interoperable Global information Grid (GIG), as well as other Federal agencies having similar IT migration and integration needs. This contract represents an ongoing expansion of the Defense Information System Agency's (DISA) Defense Enterprise Information Services (DEIS) I and DEIS II contracts, and ENCORE follow-on contracts. ENCORE III is an IDIQ contract with a ceiling value of $12.225 billion over a five (5) year period, plus its five (5) one-year option periods.