; (C) identifying cost-sharing arrangements for REIDIs with State, local, and regional partners; (D) reviewing and approving the designation of covered entities as REIDIs and initiatives within the Office, considering an appropriate balance of geographical interests, existing innovation ecosystems, national laboratories, and resources, regional variations in and resilience of energy supply and demand, and capabilities to support job creation; (E) developing funding criteria for REIDIs and assessing the success of the REIDIs through the establishment of technical milestones, including terminating the designation of REIDIs that are not achieving the goals of the Office; (F) establishing and maintaining a staff with sufficient qualifications and expertise to enable the Office to carry out its responsibilities in conjunction with other operations of the Department; and (G) coordinating with other programs and laboratories within the Department and other Federal research agencies to avoid duplication and working together to address dispersed gaps in energy innovation and deployment. (d) REIDIs (1) In general The Director shall establish a program to designate, fund, and support REIDIs in accordance with this subsection. (2) Purpose The purpose of a REIDIs shall be to— (A) increase and leverage connectivity of existing clean energy research capabilities and needs at the regional level to advance mid-stage and late-stage innovation; (B) support clean energy technology development, with a focus on regional resources to advance early adoption market connections; (C) connect regional market needs and innovators to address regional variation in energy distribution, use, risks, and capabilities; (D) support access to technical resources, modeling, and test beds through the Office of Advanced Clean Energy Technologies and Department National Laboratories; (E) create a regional innovation ecosystem through mentorship, business development, education, and research and development investments