Mark Gillespie is President of Gillespie Security and Investigations located in Austin, Texas. With 34 years of investigative and forensic science experience and a master’s degree in forensic science from George Washington University, Mark combines extensive first-hand field experience with cutting-edge forensic technical expertise. Mark spent a career as a special agent for the Air Force Office of Special Investigations (AFOSI) where he commanded a number of OSI investigative units in the U.S. and overseas. Upon retirement from the Air Force, Mark became the Director of Forensic Science for the Austin (Texas) Police Department where he was responsible for directing and managing the department’s Forensic Science Division (Crime Laboratory). Mark has the distinction of introducing forensic science to St. Edwards University (SEU) (Austin, Texas) in 2002 which led to the creation of their forensic science undergraduate degree program. Mark served on the SEU faculty where he was an Instructor of Forensic Science, crime scene investigation and criminal investigation. In 2016 Mark created the Texas Institute of Investigation (TII) offering PI training and continuing education. Mark is a past president of the Texas Association of Licensed Investigators, TALI (2012-2014) and TALI Board member (2007-2012). Mark currently serves at TALI’s School Director. Mark is the Region 4 Director for the National Council of Investigation and Security Services (NCISS). Mark is licensed in Texas, Alabama and Louisiana and is a member TALI, FALI, CALI, FAPI, LPIA, NCISS, NAIS, INTELLENET, WAD, ASSIST.