Mr. Greg Manning Substantive roles Deputy Secretary, Workplace RelationsWorkplace Relations1300 488 064greg.manning@dewr.gov.au Division HeadEnvironment Policy, Regions and Markets02 5162 2887greg.manning@dcceew.gov.auhttps://www.dcceew.gov.au/ Deputy Secretary, Workplace RelationsExecutive1300 488 064greg.manning@dewr.gov.au Last updated: 2 July 2025