Wall Investigative Services provides investigative services, training, and consulting in the North Texas Area.  Bob Wall retired after serving over 28 years in law enforcement with experience and expertise in fraud investigations, accident reconstruction, forensics, and police procedures.  He has been qualified and has testified as an expert witness regularly in both Criminal and Civil Courts. He currently serves as an adjunct instructor at the Tarrant County College Police Academy and has been a former instructor and/or faculty member with the University of North Texas Police Academy, North Central Texas Regional Police Academy, and the Texas District and County Attorney’s Association.  Please call or contact us if we can be of assistance.