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DNA Industrial Hygiene

The professionals resource
License Number 773462
Classifications A Haz

Key Compliance & Regulatory Support Services
OSHA, EPA, AQMD, and APCD Defense & Support

  • Assistance responding to citations and regulatory actions
  • Expert review of agency findings
  • Development of corrective action plans
  • Support during negotiations and hearings
Compliance Consultation

  • Interpretation of OSHA and EPA regulations
  • Review of previous test results and compliance reports
  • Guidance on meeting federal and state requirements
Cal/OSHA Compliance Surveys

  • Facility‑wide compliance evaluations
  • Self‑insurance approval surveys
  • Benchmark safety audits
Regulatory Documentation & Program Development

  • Injury & Illness Prevention Programs (IIPP)
  • Operations & Maintenance (O&M) manuals
  • Policy manuals and operating procedure manuals
  • Preventive maintenance program design
Permit Applications & Reporting

  • Assistance preparing and submitting required environmental permits
  • Ongoing regulatory reporting support

Expert Witness & Legal Support

  • Expert testimony for OSHA, environmental, and industrial hygiene cases
  • Technical case review and documentation support
Litigation Bonafides


For this service, please call Dan directly for a conversation on specifics. 310-644-1924 x 103


Environmental & Hazardous Materials Compliance

  • Hazardous waste management and investigation
  • Environmental audits and site assessments
  • Risk management and remediation oversight
DNA provides end‑to‑end regulatory support — from compliance audits and program development to citation defense, expert testimony, and environmental permitting — helping clients stay safe, legal, and operational.

Why Clients Choose DNA

CIH‑Led Expertise - All major projects are overseen by Certified Industrial Hygienists with decades of field experience.
Clear, Defensible Reporting - Our documentation is structured for regulatory review, legal defensibility, and practical decision‑making.
Responsive Field Support - We mobilize quickly for urgent needs, including IAQ complaints, water intrusion, asbestos/lead disturbances, and environmental releases.
Comprehensive Capabilities - Industrial hygiene, environmental assessment, remediation oversight, and training — all under one roof.
Trusted Since 1982 - A long‑standing reputation for accuracy, professionalism, and client‑focused service.

Industries We Serve

Schools & Universities | Healthcare & Medical Facilities | Industrial & Manufacturing | Construction & Engineering | Real Estate & Property Management | Municipal & Government Agencies | Utilities & Infrastructure | Legal & Insurance Professionals
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