Meet the Board Members

Rick Brown
Board Member

Rick served a total of 29 years in Nevada law enforcement with two different agencies.  During his career with the Douglas County Sheriff’s Office, Rick served in a variety of positions including jail operations, patrol, investigations, coroner investigations and SWAT.  With the Nevada Department of Public Safety, Rick served in the Investigation Division – Major Crimes Unit, Nevada Threat Analysis Center, Office of Professional Responsibility, and Polygraph Examiner.  Rick was trained as a polygraph examiner after retirement and went back to work for DPS as an examiner for three more years. 


Prior to entering law enforcement, Rick served as a “Green Beret” for the US Army 5th Special Forces Group where he was part of a hostage rescue “A” Detachment.  Rick was responsible for explosive entry for the team as well as a weapons specialist.  Twenty-three years later, Rick joined the Nevada Air National Guard’s 152nd Airlift Wing, where he served as a Security Forces Craftsman for four years.


Rick holds a license as a polygraph examiner and he conducts law enforcement pre-employment testing for a variety of agencies in Nevada.  Rick is the third generation of four generations of soldiers in his family, as well as the second generation of three to have served in law enforcement.

Katherine Cortez
Board Member
Biography Coming Soon.
Robert “Bobby G” Gronauer
Board Member
Robert “Bobby G” Gronauer is a decorated United States Marine Combat Veteran of the Vietnam War. He has over 41 years of law enforcement experience, five of which were served with the Baltimore City Police Department and twenty-four years with the Las Vegas Metropolitan Police Department (LVMPD). Throughout his police career, assignments included corrections, patrol, detective bureau, and he retired as a Sergeant. Upon retirement from the LVMPD, Mr. Gronauer was elected as the Las Vegas Township Constable and served three four-year terms. He is currently a small business owner and highly motivated to expand his business. Mr. Gronauer’s qualifications include comprehensive field training and extensive experience in safety patrol, security details, undercover investigations and public-service activities. He currently holds licenses in the categories of Private Investigator, Private Patrolman and Process Server.
Tammy Nixon
Acting Chair
Tammy Nixon joined the security industry with Guardsmark in Long Beach California in the summer of 2000 after serving 12 years in the United States Navy as a Seabee. While in the military Tammy served on several committees such as: Sexual Assault Victims Intervention, Equal Opportunity Board, DARE, and Victims Witness Protection Program.

Additionally, while in the military Tammy was able to obtain her B. A. in Criminal Justice from Chapman University and later received her M.B.A. from the University of Phoenix.

Tammy currently holds the licensing for Nevada for Allied Universal Services Guard Services. Tammy has transitioned over to Allied Universal Services as the Regional Vice President Western Region. The territory covered in this Region is: New Mexico, Arizona and Nevada.

Tammy enjoys her family, her dog, reading and running.