Teumim Technical, LLC
Dave Teumim is an independent consultant from Allentown, PA specializing in control system security for transportation. Dave has been the facilitator for APTA's Control and Communications Security Working Group since 2007. Dave also consulted for Sandia National Labs for many years on various Depart of Energy's National SCADA Test Bed projects for securing the electrical grid. He is the author of the book "Industrial Network Security," published in 2010 by the International Society of Automation (ISA).