Meet The Trainers


Meet the IMS team of certified trainers. Our trainers are experienced professionals whose services can be engaged either by enrolling in one of our formal online or classroom sessions, or by contracting them on a “per day” basis to teach custom sessions online or at your office. Please call 1-800-668-3312 to make inquiries about custom training, or see the training schedule to learn about our upcoming formal classes.


Tamas Safar

Tamas Safar studied civil engineering at the Budapest University of Technology and Economics. Mr. Safar has spent 4 years in the geomatics industry familiarizing himself with multiple types of sensors. Tamas is currently responsible for the laser scanning, UAV and mobile mapping technologies as a 3D point cloud training and support manager in the Eastern-central European region. He is focusing on 3D point cloud post processing. Tamas is a certified instructor for IMS Map360 Fundamentals and Point Cloud.


Clint Norris

Investigative Agent—New Mexico State Police Founder, Aletheia Endeavors, LLC

Clint Norris is an investigative agent for the New Mexico State Police. With 9 years in Law Enforcement and 4 years as a Crime Scene Investigator, Clint brings a unique perspective to the preparation of scene documents for court presentation.


Greg Gravesen

After a 26-year career in law enforcement, Greg Gravesen retired in December of 2015 as a Sergeant with the St. Paul Police Department, Minnesota. Greg was assigned to the Forensic Services Unit where his primary responsibilities were crash reconstruction and crime scene mapping / scanning.

Greg has been accredited by the Accreditation Commission for Traffic Accident Reconstruction (A.C.T.A.R.) since 1994. He has over 3,100 hours of specialized training in the areas of crash investigation and reconstruction.

Greg has been involved in law enforcement training for over 20 years. From 2005 to 2017, he was an adjunct instructor where he taught courses in bicycle and pedestrian crash reconstruction and HVE-CSI computer simulation. Greg has also taught courses in forensic mapping, forensic scanning, computer aided diagramming, and UAV mapping. He is a certified instructor in IMS Map 360 and had previously been a certified as a MapScenes instructor.

Greg is a member of the Midwest Association of Technical Accident Investigators (MATAI), Illinois Association of Technical Accident Investigators (IATAI), and Southwest Association of Technical Accident Investigators (SATAI). Greg owns and operates the private consulting business Northwest Crash Analysis, LLC.


Robert Clarke

Robert Clarke retired in September of 2010 as a sergeant from the Atlantic City Police Department with twenty-five years of service. The last twelve years, he was assigned to the Traffic Unit and supervised the Crash Investigators and Motorcycle Officers.

Mr. Clarke has over 1,600 hours of crash related training and has completed the basic and several advanced levels offered. He was the lead investigator for the Atlantic County Fatal Response team and personally assisted with over 150 fatal/serious crashes that range from mapping the scene to comprehensive analysis reports. He is also a court qualified expert in Accident Reconstruction in the New Jersey Superior Court, Civil Division.

Mr. Clarke is currently contracted with Kean University, for whom he teaches the Basic and Advanced Crash Investigations levels of training (NJ based program, and prior was the Northwestern based program). In addition, he is was selected by Kean to assist with developing the “NJ based” crash program. He is also a traffic safety specialist with the South Jersey Traffic Planning Organization (SJTPO), where he teaches safety programs in K-12 schools (such as “Car Crashes/It’s Basic Physics”). He is currently the treasurer of New Jersey Association of Accident Reconstructionists (NJAAR) and past vice-president. He holds full accreditation as a traffic accident reconstructionist from the Accreditation Commission for Traffic Accident Reconstruction (ACTAR #1299), and is the alternate delegate for NJAAR.

Mr. Clarke holds a Bachelor’s Degree in Criminal Justice from Richard Stockton College and is a graduate of West Point Command and Leadership program.

Mr. Clarke is married to Lisa of twenty one years and has two children, Brielle (19 yoa) and Victoria (16 yoa) and currently resides in Galloway Township, NJ.

Mr. Clarke is the owner of Clarke’s A.R.E.A., LLC, which is a reconstruction business with laser mapping, “EDR” Air Bag Module downloads and analysis. He was a trainer for another CAD program and secured a contract with N.Y.P.D. Highway Patrol Unit’s Crash Investigators.


Duane Meyers

Duane Meyers started his career as a Wisconsin State Trooper in 1982 and has been specializing in collision reconstruction since 1988. He retired as the supervisor for the State Patrol’s Technical Reconstruction Unit (TRU) in June of 2013 and is accredited by ACTAR (Accreditation Commission for Traffic Accident Reconstruction).

He has been involved in the development and instruction of crash related programs at the Wisconsin State Patrol Academy since 1985, until his recent retirement. Mr. Meyers has reconstructed numerous traffic collisions and has been qualified as an expert witness in numerous courts throughout Wisconsin, Michigan, Minnesota and Illinois.

Duane received his Bachelor of Science degree in Criminal Justice from Ferris State University in 1981 followed by his law enforcement training from the Wisconsin State Patrol Academy. He has attended over 3400 hours of specialized crash related training from colleges such as; Northwestern University, University of North Florida, Texas A&M University and other institutions. Duane is a current member of several professional organizations including the Society of Automotive Engineers. He presides on the Board of Directors for the Midwest Association of Technical Accident Investigators and currently serves as its President. He has participated in several research projects and published several peer reviewed papers in the field of crash reconstructions. Mr. Meyers has been involved in private consulting since 1992 and founded his current company, Great Lakes Crash Analysis, LLC, in 2002.


Andrew Mallery

Mr. Mallery is an accredited traffic accident reconstructionist by the Accreditation Commission for Traffic Accident Reconstruction (ACTAR). He holds a Master of Science and Bachelors of Science in Criminal Justice Administration.

Mr. Mallery’s professional practice is focused in the areas of accident reconstruction and highway safety. Mr. Mallery has extensive education, training and experience in vehicular accident reconstruction and general police work. His experience includes 26 years as a member of the Missouri State Highway Patrol where he was assigned as a traffic crash reconstruction officer for 3 years before joining the patrol’s newly-formed Major Crash Investigation Unit, where he spent his last 17 years

Mr. Mallery holds a certification as a Crash Data Retrieval Analyst. He has been the lead reconstruction expert on several hundred traffic crashes that involved passenger vehicles, commercial vehicles, pedestrians, and motorcycles. Mr. Mallery has assisted numerous local, county, state and federal agencies with accident investigation and reconstruction technical advice and forensic mapping services. He has testified multiple times on both the deposition and trial levels.


Brian Nightingale

Sgt Brian Nightingale is currently a serving member of the RCMP as a certified law en-forcement officer, Team Leader of the Vancouver Island Collision Analysis Reconstruction Services stationed in Courtenay, B.C. He has over thirty-five years of law enforcement expe-rience, most recently with the Vancouver Island Reconstruction unit.

Sgt Nightingale has an extensive background in reconstruction work since 1994. He has over 23 years’ experience as a Certified Accident Reconstruction Specialist, with Full Canadian Accreditation as a Forensic Collision Reconstructionist. The courts recognize him as an ex-pert witness in both criminal and civil cases. He has investigated close to a thousand tech-nical collision investigations and completed dozens of forensic mapping projects for homi-cide investigations throughout his career.


Greg McGuire

Greg has been a member of the York Regional Police in Ontario, Canada for since 1988. He was sworn in as an officer in 1989, and he currently holds the rank of Detective. Greg has been working in the Forensic Identification Unit as a Crime Scene Investigator since 2000. He has worked on many Major Investigations including scene mapping with total station and 3D Scanner.

Greg has worked as a Scenes of Crime Officer while assigned to Uniform Patrol for 2 years prior to being assigned to Forensics. He is a MapScenes Certified Training Instructor, trained in IMS Map360.


Justin Maetche

Sgt. Justin Maetche is currently a serving regular member of the Royal Canadian Mounted Police stationed in Vernon, British Columbia and Team Leader for the Southeast Collision Analysis Reconstruction Services. He has 12 years of service, with 10 years of that service in the Collision Analysis and Reconstruction program. He is responsible for investigating serious injury and fatal collisions, with a large component of that duty to forensically mapping crash and crime scenes.

Cpl. Maetche has been a member of the Canadian Association of Technical Accident Investi-gators and Reconstructionists since 2009.

Cpl. Maetche is a fully certified RPAS (Remotely Piloted Aerial Systems) pilot and instructor on the Draganfly platform.

Cpl. Maetche is a certified instructor for IMS Map360 Fundamentals and Point Cloud.

Cpl. Maetche has been working photogrammetric point cloud programs, and develop-ing workflows for accurately and precisely capturing scene data.

Additionally, Cpl. Maetche has been 3D scanning crash and crime scenes with Leica’s P20 Scan Station, in turn utilizing IMS Map360 to create deliverables.


Michael Allard

Michael Allard is a 27 year veteran officer where he serves as the highway safety officer for his agency. service includes collision analysis and reconstruction, crime scene investigation, and chief mapping officer.

Mike has taken his level of training and experience to the teaching of municipal, state, and federal law enforcement agencies. all his courses are actar and iai approved.

Mike is also an associate instructor for forensic consulting associates of new england, imsmap 360 certified instructor, master faro cadzone instructor, master laser technology instructor, and instructor for 3con (redding forensics).

Mike is a member of the professional society of forensic mapping (psfm).


Jim Chastain

Jim Chastain has been in law enforcement for 30 years as a patrolman, investigator and he is currently a traffic crash reconstructionist. His duties include mapping crash and crime scenes, and preparing scaled diagrams of the scenes. He is a user of Leica total stations and 3D scanners. Jim is an instructor in forensic mapping and IMS Map 360 for the South Dakota Law Enforcement Training Center. Additionally, he provides instruction in at-scene crash investigation and crash reporting for the Rapid City Police Dept.


Cam Siewert

Cam Siewert has been employed by the Arizona Department of Public Safety for 17 years.

Detective Siewert transferred to the Vehicular Crimes Unit in January of 2005, which is now under the Criminal Investigations Division of The Arizona Department of Public Safety. Detective Siewert is a senior collision reconstructionist with the department and routinely investigates collisions resulting in homicide charges. He continues to receive training in the field of collision reconstruction and frequently teaches for the Department of Public Safety. Detective Siewert is a certified Drug Recognition Expert and Forensic Photographer; enhancing his ability to investigate the complex collisions he is assigned. He has continued to explore new techniques, technology and training to assist at the collision scene and in the courtroom. Detective Siewert has successfully testified in numerous counties as an expert in the field of collision reconstruction and remains an integral part of the highly successful Vehicular Crimes Unit. He has instructed numerous State Troopers and Other Agency Officers and Deputies the use of Total Station, GPS, and Laser Scanning. The training includes the transfer and use of the data collected in the field and how it is applied using the IMS MAP360 Software.


Joel Salinas

Joel Salinas, ACTAR, has over 33 years of experience investigating and reconstructing traffic collisions. He is accredited by the Accreditation Commission for Traffic Accident Reconstruction, (ACTAR # 1569). He worked for the California Highway Patrol from 1984 to 1988. From 1988 to 2012 he worked for the Vallejo Police Department in Northern California where he retired as a Lieutenant. He has investigated and supervised the investigation of over 1000 traffic collisions.

He has testified as an expert in Traffic Accident Reconstruction in criminal and civil court.

He has extensive training in the field of Collision Reconstruction, Forensic Mapping, and Laser Scanning. He currently provides training in the above areas.

Joel is co-author of the book Fundamentals of Forensic Mapping and a Professional Society of Forensic Mappers (PSFM) approved instructor.

Joel has a part time consulting business, Joel Salinas and Associates, where he provides Forensic Mapping,3D Laser Scanning and Collision Reconstruction services.

Joel is a member of the California Association of Reconstruction Specialists (CAARS). He is also a member of PSFM and NAPARS.


Mike Selves

Mike Selves is a retired certified law enforcement officer in the State of South Dakota. Mike has over twenty years of law enforcement experience, most formally with the South Dakota Highway Patrol.

Mike has an extensive background in the field of crash investigation as well as reconstruction work. He has over twenty four years experience as a Certified Crash Reconstruction Specialist, and is also certified by the Accreditation Commission for Traffic Accident Reconstruction (ACTAR #1286),with Full Accreditation as a Traffic Accident Reconstructionist. The courts recognize him as an expert witness in both criminal and civil cases, and he has investigated numerous crashes throughout his career.

Mike is also a member of the National Association of Professional Accident Reconstruction Specialists (NAPARS), Midwest Association of Technical Investigators (MATAI), National Association of Traffic Accident Reconstructionists and Investigators (NATARI), and the Professional Society of Forensic Mapping.

Mike is a certified instructor in IMS Map360, Evidence Recorder Collection Software, Forensic Mapping, CAD Software, and Crash Investigation Courses. Mike also owns and operates Collision Forensic Solutions, LLC.


Eric Richardson

Eric Richardson is a 31.5 year Veteran of Law Enforcement. Eric started his career with the Oklahoma City Police Department in 1985. Eric spent 5 years in the patrol division before transferring to the crime scene investigations unit where he spent the remainder of his career. During his time with the Oklahoma City Police Department Eric worked approximately 320 homicides, numerous suicides, assaults, robberies and property crimes. Eric retired from the Oklahoma City Police Department as a Master Sergeant in December 2006. While working for the Oklahoma City Police Department Eric obtained his Bachelor’s Degree in Criminal Justice.

Eric went to work for the Oklahoma State Bureau of Investigations in December 2006 as a Special Agent. Eric was assigned to work crime scenes as well as other investigative duties. Eric worked approximately 50 homicides, numerous suicides, assaults, robberies and property crimes. While working with the OSBI Eric obtained his Senior Crime Scene Analyst certification through the International Association of Identification in 2010. Eric also obtained his Master’s Degree in Aviation Administration in 2009. Eric left the Oklahoma State Bureau of Investigation in February 2011 to take a position with the League City Police Department in Texas.

Eric remained as the Forensic Specialist with the League City Police Department in Texas until June 2016. Eric was responsible for managing the evidence room, processing crime scenes, fingerprint comparison, video analysis, processing evidence in the lab and providing testimony in court proceedings. Eric is a court qualified expert in Oklahoma and Texas as well as Federal Court.

Eric has taught numerous courses pertaining to crime scene investigations since 1999. Eric has taught crime scene photography, bloodstain patter analysis, shooting scene reconstruction, crime scene mapping (including the use of total stations and 3D scanners) and aviation accident investigation. Eric was a CLEET certified instructor in the state of Oklahoma. Eric has authored an extensive crime scene checklist and produced an application for crime scene processing available for Apple and Android devices.


Andrew Klane

Andrew Klane has been a member of the Massachusetts State Police for 29 years and holds the rank of Lieutenant. He has been assigned to the Collision Analysis and Reconstruction Section (CARS) for the past 25 years. Upon promotion to the rank of Lieutenant in 2009, he has been the Section Commander of the CARS Unit with 4 Sergeants and 19 troopers reporting in to him.

Andrew has reconstructed over 500 serious injury and fatal motor vehicle crashes. He has testified numerous times as an expert witness in both District and Superior Courts throughout the Commonwealth of Massachusetts. He is accredited by the Accreditation Commission for Traffic Accident Reconstruction (ACTAR) and also holds the position of board member on the ACTAR governing board of directors. Andrew represents the Massachusetts State Police on the Commonwealth of Massachusetts Traffic Incident Management (TIM) Task Force. He has been responsible for the selection and implementation of technology to facilitate CARS achieving the Departments quick clearance initiative which he participated in developing. Andrew was responsible for the design and implementation of the UAS (Drone) program for the Massachusetts State Police, used specifically for the quick clearance of traffic crashes.

Andrew also has an expertise in the forensic mapping of crash and crime scenes. He has dedicated a significant portion of his professional career to bringing technology into the reconstruction of motor vehicle collisions and crime scene mapping. This technology includes total station, GNSS, laser scanning, and aerial photogrammetry using unmanned aircraft systems (UAS). Andrew has been using mapping software since the mid-nineties to forensically map collision and crime scenes. He has mastered the use of Autocad based mapping software including IMS MAP360. Andrew is a certified trainer for Leica/IMS MAP360 software and provides a “Field to Finish” level of confidence with his training abilities.