Dale C. Mann

Dale C. Mann, CFI, CFEI, F-ABC

Senior Managing Consultant

Mr. Dale Mann is a certified Forensic Chemist with over 41 years of experience performing a wide variety of forensic analyses in support of criminal and civil investigations.

He has extensive experience in analytical chemistry, general forensic evaluations, and forensic chemistry. He has performed investigative chemical and physical analyses in thousands of investigations involving fires, bombings, homicides, assaults, break-ins, drugs and clandestine drug manufacturing, hazardous material spills, exposure concerns, construction defect claims and product tampering.

Mr. Mann has worked on hundreds of construction defect issues involving coatings, flooring systems, plastic/polymer components, adhesives, and degradation of installed materials. He has investigated hundreds of cases involving self-heating, spontaneous combustion, chemical incompatibility, flammability/combustion characteristics of materials, flame retardants, fire suppression materials, and ignition potential.

Mr. Mann has evaluated materials involved in personal injury cases as well. Examples include poisonings, foreign object ingestion, acids and caustics, slip and falls, inhalants, chemical exposure, burns and scaldings,

He regularly assists criminal defense councils in reviewing prosecutorial investigations and trial preparation. Examples of case review and assistance include arsons, bombings, clandestine drug manufacturing and possession, shootings and assaults, His areas of expertise include file review, scene documentation, laboratory analyses and scenario testing.

Mr. Mann has been the principal researcher and author in several topic areas involving criminalistics and forensic chemistry. He has taught at the Federal Bureau of Investigation (FBI), Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF), and the National Forensic Science Training Center (NFSTC). Mr. Mann has presented numerous papers and lectures at a variety of scientific society meetings, and has provided testimony in over 400 trials, depositions, mediations, and arbitrations.




  • Epoxy Grout and Enzymatic Cleaners: A Question of Compatibility, Tile Magazine, July 2009
  • Confirmation of the Presence of Styrene Butadiene Resin (SBR) Polymer in Drywall Primer Applications, Perkin Elmer Application Note, January 2009
  • The Use of Rated Wall Board Primers as Vapor Barriers, WDTL Defense News, May 2007
  • Studies of the Dehydration/Calcination of Gypsum Wall Board, Fire and Materials, January 2009
  • Alternative Sampling Methods to Collect Ignitable Liquid Residues from Non-Porous Areas Such as Concrete, Fire and Arson Investigator, January 2006
  • In Search of the Perfect Container for Fire Debris Evidence, Fire and Arson Investigator, January 2000
  • Washing Machine Effluent May Provide Clues in Dryer Fire Investigations, Fire Findings, January 1999
  • Considerations in the Analytical Interpretation of Gas Chromatographic Test Results of Fire Debris, Proceedings of the International Symposium on the Forensic Aspects of Arson Investigation, January 1995
  • Bacterial Degradation of Gasoline in Soil, Journal of Forensic Sciences, January 1989
  • The Comparison of Automotive Gasolines Using Capillary Gas Chromatography II: Limitations of Automotive Gasoline Comparisons in Casework, Journal of Forensic Sciences, January 1987
  • See CV for further publications

Project Experience

ESi's expertise spans dozens of industries and specializations organized across several practice groups, each staffed by dozens of in-house experts with the technical knowledge, hands-on expertise, and courtroom experience required to execute projects for and with our clients from start to finish.

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