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Meet Our Team
Dave Barela
Owner and CEO of AIS
Private Investigator License #: 1128
I have years of investigative experience serving as a Military Police Investigator (42d MP Group Customs), Special Agent in the United States Army Criminal Investigations Command, and as the CEO of AIS for the past 20+ years.
Above all else, I value integrity and honesty. These two principles have driven who I am as a professional and who I am in my personal life. I love to spend time with my family and close friends.
Petra Barela
Co-Owner of AIS
Private Investigator License #: 6210
I am co-owner of AIS and have worked as a private investigator since 2006. Even with nearly two decades of accumilated knowledge, skills, and experience, I still love learning something new every day.
I strive to always see the best in every person I meet. I love my family and freinds deeply and enjoy shopping and watching sports.
Mark Weeks
Private Investigator License #: 9170
I graduated from Western Illinois University with a bachelor's degree in Law Enforcement and gained nearly 30 years of law enforcement experience.
I enjoy spending time with family and working outside. I am active in fitness and reading. I have also maintained a fifth-degree black belt from Won Jung Martial Arts Association until 2018. I have thirty years of training, teaching, and competing in the arts of Tae Kwin Do and Hap Ki-Do.
Daniel Rivas, Jr.
Arkansas Lead Investigator
License #: 8927
I joined the military in 1991 and have over twenty years of investigative experience in the military. Upon my military retirement, I opened my own investigation firm in Texas focusing on Criminal Defense cases and other types of investigation in South America. I now reside in Arkansas where I work as branch manager for AIS.
I am 1/2 Mescalero Apache and 1/2 Hispanic and Spanish is my first language. I learned English in 2nd grade with the help of a wonderful teacher who invested time and energy into teaching me a second language. I am an avid fisher and absolutely treasure the time I get to spend with my wife, children, and 20 grandchildren.
William Swisher
Private Investigator License #: 8872
I am a retired Police Officer with over 24 years of experience in law enforcement and worked 6 years as a Protection Agent. I joined the AIS team as a private investigator in 2021. I take pleasure in riding my motorcycle and spending time with my family.
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David Evans
9491License #:9491
I have over 30 years of combined experience in law enforcement, military police, and corporate security. I attended and graduated the University of Memphis with a major in Criminal Justice. I am a Certified Protection Professional (CPP) through ASIS. I specialize in Risk Management, Physical Security System, Workplace Violence Avoidance, Business Continuity, Executive Protection and Threat Assessment.My wife and I reside in Memphis Tennessee along with our too smart Border Collie, Dolly. We are both huge sports fanatics and can be found attending University of Memphis Tigers, Memphis Grizzlies, Chicago Cubs and NY Mets games throughout the year. I am also an avid golfer.
Katherine Brock
Private Investigator License #: 9479
I obtained a bachelor’s degree in criminal justice from Eastern Kentucky University in 2022. During my studies I received multiple academic awards and was specifically honored in Veteran Studies. I have previous experience as a legal advocate servicing Wilson, Sumner, and Robertson Counties in Tennessee.
The greatest joy I find is time spent with family and friends. Music is a vital part of my life and I cherish time outside. In addition to working as an investigator, I work with a rehabilitation center that services the middle Tennessee area.
