A headshot image of Jonathan Contreras

Jonathan Contreras

M.S., PE


Areas of Expertise

Product Liability
Fire + Explosion Origin + Cause Investigation
HVAC, Plumbing + Piping
Metallurgy + Corrosion Analysis
Manufacturing Consulting
Chemical Analysis of Fire Debris
Microscopy, Infrared Spectroscopy (FTIR), Gas Chromatography
Hazardous Material Evaluation
Due Diligence + Background Investigation


Jonathan conducts failure analysis investigations and provides metallurgical consulting services for clients in the automotive, aerospace, construction, oil and gas, military, mining, manufacturing, power generation and forensic engineering fields. He composes root-cause failure analysis reports supported by non-destructive analyses, photographic documentation, chemical composition analyses, mechanical testing, metallographic analyses, fractographic analyses, and

His skills include macro-photography with DSLRs, component sectioning methodologies, forensic analysis protocols (laboratory and field), metallographic sample preparation, scanning electron microscope sample preparation, and macro- and micro-hardness testing. His vast array of skills also includes the operation of optical metallographs, operation of Keyence optical microscopes, operation of optical emission spectrometers, and operation of scanning
electron microscopes with energy-dispersive analysis capabilities.

Education / Certifications
  • M.S., Metallurgical and Materials Engineering, The University of Texas at El Paso
  • B.S., Metallurgical and Materials Engineering (Magna Cum Laude), The University of Texas at El Paso
  • Licensed PE: MI, CA, WA