Industries we serve
Government & Public Agencies
Federal, state, regional, and local agencies rely on environmental consultants who understand regulatory requirements, public procurement, and complex infrastructure programs. Citadel supports public agencies with environmental planning, compliance, hazardous materials consulting, industrial hygiene, permitting, and sustainability services across transportation, water, aviation, education, and municipal facilities.
Project profiles
Featured projects

Building Sciences
Long Beach Civic Center
Clark Construction
Long Beach, CA
Citadel EHS provided comprehensive environmental, hazardous materials, industrial hygiene, and remediation consulting in support of the Long Beach Civic Center redevelopment in Long Beach, California. The project involved replacement and modernization of aging civic facilities, including City Hall, the Main Library, Lincoln Park, and surrounding site improvements.

Building Sciences
Santa Ana Civic Center Redevelopment
Griffin Structures, Inc.
Santa Ana, CA
The Santa Ana Civic Center Redevelopment Program is transforming a significant portion of Orange County's government campus through the replacement of aging facilities with a modern mixed-use civic complex that will consolidate public services and include new event and conference facilities. The long-term redevelopment effort is being implemented in multiple phases and requires careful management of environmental risks associated with demolition and construction activities.

Industrial Hygiene
City of Oceanside Health & Safety Support
City of Oceanside
Oceanside, CA
Citadel EHS provides ongoing health, safety, and industrial hygiene consulting support to the City of Oceanside, helping the City maintain compliance with applicable local, state, and federal occupational health and safety requirements. The engagement supports a complex municipal organization whose operations span public safety, parks and recreation, public works, water utilities, and water and wastewater treatment.
Government & Public Agencies
Latest insights

Wildfire and Combustion By-Products in Buildings: Testing, Cleanup, and Verification
When structures burn in wildfires, they leave residues extending beyond visible ash. For EHS&S and facilities managers, the challenge involves exposure management and defensible documentation.
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Beyond the Tap: Preventing Lead Exposure in Child Care Facilities
Lead in drinking water is a quiet hazard. Even when water entering a building meets municipal standards, lead contamination can occur at point-of-use locations. A practical guide for EHS&S and facilities managers.
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Workplace Violence Prevention Under SB 553: When the Built Environment Compounds Risk
California's SB 553 mandated workplace violence prevention requirements effective July 1, 2024. A practical approach involves treating workplace violence prevention like a risk mitigation cycle: identify hazards, evaluate risk, implement controls, and document corrective actions.
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