HANA has successfully performed numerous environmental projects for various departments and bureaus within the Federal Government system. These government entities include the Department of the Air Force, Department of the Army and Department of the Navy (NAVFAC Southwest); Department of Defense (Army Corps of Engineers) and Department of Interior (US Forest Service); and Bureau of Land Management and Bureau of Reclamation. Project work includes implementation of site assessment and remedial actions for impacted soil, soil gas and groundwater; preparation of on-base landfill permit renewal; preparation of a base-wide programmatic environmental assessment for the routine movement of personnel and material; focused biological resources evaluations; performance of class I, II, and III cultural resource surveys, recovery and curation; architectural historical resource evaluations and documentation; preparation of environmental resource management documentation; preparation of comprehensive historic context studies; and preparation of geoarchaeological and geophysical studies. In addition, HANA provided on-site, long-term professional cultural resource staff augmentation to the Department of the Army at Fort Hunter Liggett.

Federal contracts include: