Capital Investigation ServicesĀ is comprised of highly trained and experienced group of investigators. All our private investigators are licensed by the state of Texas and are committed to fulfilling your investigative needs in a discreet, confidential and professional manner. Investigative services offered by our Private Investigators include but are not limited to: surveillance, locates, missing persons, loss prevention, criminal and civil type cases, background and research, Employment background screening, countermeasures/bugging or eavesdropping device location and covert spy equipment. Please contact Capital Investigation Services today for all your investigative needs.