DJS Associates, Inc. provides nationally recognized, board-certified forensic engineering consultants with over 45 years of experience in accident / collision investigation and reconstruction; highway safety; traffic engineering; and automotive / vehicular engineering, including expert testimony.

From data collection and documentation, through investigation, analysis and expert testimony, our forensic engineers utilize state-of-the-art technology including high-definition surveying (HDS) laser scanning; 3-D computer animation engineering and modeling; photogrammetry; computer reverse projection photogrammetry; event data recorder (EDR) download and analysis; as well as computerized collision reconstruction and simulation programs.  DJS Associates’ 24-hour emergency response team is available 7 days a week and has the expertise and experience for proper scene documentation and evidence procurement. 

For more information on DJS Associates’ accident / collision investigation, reconstruction and analysis processes, including forensic engineering consulting and expert witness testimony services from our expert referral network, please contact Joy Falk at This e-mail address is being protected from spam bots, you need JavaScript enabled to view it  or by calling 215.659.2010.