Dan Napier, CIH  is a California based Industrial Hygienist providing Litigation Support, Case Evaluation and Laboratory Services, and Expert Testimony on a Nationwide basis. My Main Los Angeles office is located near LAX.

Dan Napier, MS, CIH, CSP. Mr. Napier is a Certified Safety Professional (CSP) and Certified Industrial Hygienist (CIH). Dan has over 40 years of experience in  industrial hygiene and safety. He has managed numerous environmental projects ranging from small residential asbestos mitigation to major multi-year hazardous material mitigation projects. Mr. Napier has been Adjunct Faculty at California State University San Bernardino, he taught Health & Safety and Industrial Hygiene.

Mr. Napier has testified  in Federal and Superior Court, Workers Compensation Hearings and Rent Control Hearings. He has extensive experience at hearings for OSHA, CAL OSHA and AQMD.  He has been designated as an expert in Industrial Hygiene and Health & Safety matters. He has been retained equally by plaintiff or defense firms. He has been designated as an expert in asbestos, pesticide, mold, slip & fall, safety program management, forensic reconstruction of hazardous exposure, risk management, fire, traffic safety and OSHA Regulations cases. He is a licensed California General Contractor, and has provided expert advice for construction Health & Safety, Industrial Hygiene issues.  He is a property owner and has testified on behalf of owners and renters in regards to property and property management issues.  In the above cases Mr. Napier has been deposed more than one hundred times.  He has gone to trial approximately thirty times.

Please call me with your Litigation Support needs 800-644-1924 X 103. When you leave a message I will get an Email with your message.  More firm information retainer and CV’is available at the website located at www.cihcsp.com.  A small collection of photographs of Mr Napier at typical projects.




9/2/24 © Dan Napier, CIH
















asbestos, mold, mercury, expert witness, CIH CSP MS 'Master of Science' 'litigation support' 'Construction Defect' 'toxic substances'