Dr. Matthew Sanchez is a Principal Investigator at RJ Lee Group where he leads quality assessments of vermiculite, talc, carbonates, olivine, and other industrial minerals including erionite. He specializes in characterizing asbestos in raw materials and in building products. Dr. Sanchez has also worked at mine and quarry sites to identify occurrences of asbestos. In the lab, he is well-versed in a range of analytical techniques such as polarized light microscopy (PLM), powder x-ray diffraction (XRD), x-ray fluorescence (XRF), scanning electron microscopy (SEM), transmission electron microscopy (TEM), and electron probe microanalysis (EPMA). Dr. Sanchez is a member of the Mineralogical Society of America and has published in peer-reviewed literature.
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Bryan Bandli, Ph.D. is a mineralogist and microscopist with two decades of practical experience performing microanalytical investigations of a wide variety of materials. He has w...
Kristin L. Bunker, Ph.D. in Materials Science and Engineering, is currently a Senior Scientist at RJ Lee Group, Inc. where she specializes in the analysis and characterization of ...
Mr. Gary Casuccio is a Senior Scientist at RJ Lee Group, Inc., where he focuses on environmental particulate analysis, air quality and nanomaterials characterization. Mr. Casuccio ...
Dr. Chris Hefferan is an applied physicist specializing in first principles application to technical problems that caters to a broad range of disciplines and industries. He serves ...
Tarah Helsel is a Supervisor and Forensic Scientist, and testifying expert at RJ Lee Group. She is an expert in the preparation, analysis, interpretation and reporting of gunshot r...
Dr. Lykourgos Iordanidis is a senior chemist and the Laboratory Manager of Analytical Services for RJ Lee Group. He oversees and directs the organic and inorganic laboratories in p...
Dr. Lee has over 30 years’ experience specializing in forensic problem solving and technology development. He has managed laboratory operations, designed and developed novel elec...
Dr. Alan Levine has more than 40 years of experience in materials research and laboratory management. He currently heads RJ Lee Group’s technical support program for Delta-Ener...
Allison Murtha Laneve is the Manager of RJ Lee Group’s Forensic Science Department, overseeing and participating in the preparation, analysis, interpretation and reporting of gu...
Dr. Matthew Perricone is a Principal Investigator and the Technical Consulting Group Manager at RJ Lee Group, Inc., where he directs and performs root cause failure analyses for ...
Keith Rickabaugh is a Principal Investigator at RJ Lee Group where he utilizes his broad range of laboratory, field and project/program management experience to routinely support c...
Dr. Matthew Sanchez is a Principal Investigator at RJ Lee Group where he leads quality assessments of vermiculite, talc, carbonates, olivine, and other industrial minerals includin...
Ms. Snyder has over 20 years’ experience in concrete petrographic studies and serves as the Construction Materials Laboratory Manager at RJ Lee Group. She conducts evaluations of...
Dr. Bentivegna is a Professional Engineer (PE) and an affiliated consultant with Durability Engineers (DE). He has over 14 years of experience in durability engineering and materia...
Keith Wagner is a graduate of the Pennsylvania State University with a degree in Physics and Physical Metallurgy. He has over 30 years of experience and is currently a Senior Mater...
Michael J. Deible, Ph.D. is a Consulting Scientist at RJ Lee Group, with extensive expertise that spans many industries, providing a broad range of services for materials character...
Steven Monaco, Ph.D. is a Senior Consulting Scientist at RJ Lee Group. Over the past 20 years, he has led teams and projects while solving complex industrial manufacturing and mate...
Stephen M. Stacey is a Professional Engineer (PE) and an affiliated consultant with Durability Engineers. He has over 8 years of experience in concrete materials, concrete, forensi...
Monica McGrath-Koerner has been a talc & asbestos expert with RJ Lee Group since 2014. She has evaluated and analyzed a variety of materials using TEM, SEM, and PLM for mineral...