Private Investigations & Security Training
GSI provides a variety of instruction and courses regarding private investigations, forensic science, security, executive protection, personal defense and handgun licensing/use/safety. These courses are offered to the general public as well as to lawyers, investigation and security professionals.
Mark Gillespie is certified by the Texas Department of Public Safety Regulatory Services Division Private Security Board to award continuing education (CE) credits for Texas PSB licensees and registrants. Mark is also a NRA-certified instructor and former university professor.
- So You Want To Be A PI?
- NRA’s Refuse to Be a Victim
- Finding Your Niche
- Homicide Investigations
- Understanding Forensic Science by the Criminal Defense Team
- Interviewing Techniques and Affidavit Preparation
- Handgun, LTC & CHL Training
- Surveillance Training
- Crime Scene Investigations
- Forensic Techniques and Evidence Collection
- PSB Level III (coming)
- PSB Level III Firearm Training (coming)
- PSB Level IV (coming)