Coordination leadership at the Joint Field Office is provided by?

Coordination leadership at the Joint Field Office is provided by The Unified Coordination Group (UCG).

The Unified Coordination Group (UCG), composed of senior leaders representing state, tribal, territorial, insular area, and federal interests and, in certain circumstances, local jurisdictions, the private sector, and NGOs, operates within the Joint Field Office (JFO) to ensure integrated and harmonized national response efforts.

Source: https://training.fema.gov/is/courseoverview.aspx?code=IS-100.c&lang=en