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ACCIDENT RECONSTRUCTION
BIOMECHANICAL ANALYSIS
CONSTRUCTION EQUIPMENT ANALYSIS
SAFETY ENGINEERING
MECHANICAL SYSTEMS ANALYSIS
VEHICLE SYSTEMS
FIRE AND EXPLOSION ANALYSIS
PREMISES LIABILITY
METALLURGICAL AND MECHANICAL FAILURE ANALYSIS
POLYMERS AND COMPOSITES FAILURE ANALYSIS
WATER LOSS
ARCHITECTURE/CONSTRUCTION DEFECT ANALYSIS
CAPABILITIES
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FINITE ELEMENT ANALYSIS
CRASH DATA RETRIEVAL
DATA ACQUISITION SYSTEM
FORENSIC ANIMATION
GAS APPLIANCE TESTING
THERMAL ANALYSIS
METALLOGRAPHY
KEYENCE DIGITAL MICROSCOPY
SCANNING ELECTRON MICROSCOPY
3D LASER SCANNING AND SITE DOCUMENTATION
FOURIER TRANSFORM INFRARED SPECTROSCOPY
PHOTOGRAMMETRY & PHOTOMODELING
PORTABLE X-RAY FLUORESCENCE ANALYSIS
STAFF
ALL
CHRISTOPHER J. BRIGNOLA, MSME, P.E
Mechanical Engineer
DR. AHAMED SHABEER, Ph.D.
Polymer Engineer
Mechanical Engineer
DR. SWATHI KODE, Ph.D.
Biomechanical Engineer
Biomedical Engineer
DR. GERALD F. ZAMISKI, Ph.D., P.E
Metallurgical Engineer
PAUL S. GUTHORN, MSME, P.E
Mechanical Engineer
Metallurgical Engineer
NED WOLFE, BSME, P.E
Mechanical Engineer
ANTHONY GEACH, BAMAS-ME
Mechanical Engineer
XL Tribometrist
JOSHUA YANES, BSME
Mechanical Engineer
DEREK YANO, MSME, P.E
Mechanical Engineer
RYAN BURKS
Mechanical Engineer
NICK GEER
Mechanical Engineer
Manoj K Rangapuram
Mechanical Engineer
Siva K Dasari
Mechanical Engineer
SHANT MARKARIAN
Staff Scientist
RICHARD MATSON
SEM Technician
BETH MOLINAR
Office Manager
SUE POSTON
Administrative Assistant
CONTACT US
Call:
(562) 427-8435
Toll Free:
(877) 885-6900
HOME
PRACTICE AREAS
ALL
ACCIDENT RECONSTRUCTION
BIOMECHANICAL ANALYSIS
CONSTRUCTION EQUIPMENT ANALYSIS
SAFETY ENGINEERING
MECHANICAL SYSTEMS ANALYSIS
VEHICLE SYSTEMS
FIRE AND EXPLOSION ANALYSIS
PREMISES LIABILITY
METALLURGICAL AND MECHANICAL FAILURE ANALYSIS
POLYMERS AND COMPOSITES FAILURE ANALYSIS
WATER LOSS
ARCHITECTURE/CONSTRUCTION DEFECT ANALYSIS
CAPABILITIES
ALL
FINITE ELEMENT ANALYSIS
CRASH DATA RETRIEVAL
DATA ACQUISITION SYSTEM
FORENSIC ANIMATION
GAS APPLIANCE TESTING
THERMAL ANALYSIS
METALLOGRAPHY
KEYENCE DIGITAL MICROSCOPY
SCANNING ELECTRON MICROSCOPY
3D LASER SCANNING AND SITE DOCUMENTATION
FOURIER TRANSFORM INFRARED SPECTROSCOPY
PHOTOGRAMMETRY & PHOTOMODELING
PORTABLE X-RAY FLUORESCENCE ANALYSIS
STAFF
ALL
CHRISTOPHER J. BRIGNOLA, MSME, P.E
Mechanical Engineer
DR. AHAMED SHABEER, Ph.D.
Polymer Engineer
Mechanical Engineer
DR. SWATHI KODE, Ph.D.
Biomechanical Engineer
Biomedical Engineer
DR. GERALD F. ZAMISKI, Ph.D., P.E
Metallurgical Engineer
PAUL S. GUTHORN, MSME, P.E
Mechanical Engineer
Metallurgical Engineer
NED WOLFE, BSME, P.E
Mechanical Engineer
ANTHONY GEACH, BAMAS-ME
Mechanical Engineer
XL Tribometrist
JOSHUA YANES, BSME
Mechanical Engineer
DEREK YANO, MSME, P.E
Mechanical Engineer
RYAN BURKS
Mechanical Engineer
NICK GEER
Mechanical Engineer
Manoj K Rangapuram
Mechanical Engineer
Siva K Dasari
Mechanical Engineer
SHANT MARKARIAN
Staff Scientist
RICHARD MATSON
SEM Technician
BETH MOLINAR
Office Manager
SUE POSTON
Administrative Assistant
CONTACT US
CAPABILITIES
Vollmer-Gray provides engineering consulting and expert witness services throughout the country. With over forty years of experience and well over 50,000 projects completed, we can assist our clients in a wide array of technical specialties.
FINITE ELEMENT ANALYSIS
Finite element analysis (FEA) is a practical application of a numerical method for predicting how a product reacts to loads, heat, fluid flow…
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CRASH DATA RETRIEVAL
Many vehicles today have an onboard device called an Event Data Recorder (EDR). These EDRs may record important information such as impact sp…
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DATA ACQUISITION SYSTEM
Data acquisition systems and sensors (accelerometer, angular rate sensors and load cells) are widely used in the field of accident reconstruct..
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FORENSIC ANIMATION
Forensic animation is a tool used to help illustrate a reconstructed case. Sometimes photographs and statements can fail to adequately convey…
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GAS APPLIANCE TESTING
Vollmer-Gray Engineering Laboratories has performed extensive testing on gas furnaces, stove tops, ovens, dryers, water heaters, firepl…
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THERMAL ANALYSIS
Differential scanning calorimetry (DSC) and Thermal gravimetric analysis (TGA) are methods to investigate the thermal characteristics of subs…
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METALLOGRAPHY
Metallography is the study of a materials microstructure. Microstructures have a strong influence on the properties and successful application..
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KEYENCE DIGITAL MICROSCOPY
Vollmer-Gray’s laboratory is equipped with a state-of- the-art Keyence VHX-2000 Series Digital Microscope with magnifications ranging from 20x..
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SCANNING ELECTRON MICROSCOPY
Scanning Electron Microscopy (SEM) magnifies a specimen using a high energy beam of electrons. When the beam of electrons hits the sample, it…
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3D LASER SCANNING AND SITE DOCUMENTATION
The laser scanning captures spatial data by the use of laser light. The shape, position, and spatial locations of objects are recorded by mil…
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FOURIER TRANSFORM INFRARED SPECTROSCOPY (FTIR)
Fourier Transform Infrared Spectroscopy is ananalytical technique used to identify and analyze a wide variety of materials including polymers.
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PHOTOGRAMMETRY & PHOTOMODELING
Photogrammetry analysis uses existing photographs and videos to help aid the analysis during an accident reconstruction. Photographs may cont…
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PORTABLE X-RAY FLUORESCENCE ANALYSIS
Portable X-ray Fluorescence analysis (XRF) is a non-destructive technique that is capable of in situ simultaneous multielement analysis…
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