About Us & Our Team
Who We Are
Harris Mountain Investigations LLC is a small Investigative Agency licensed by the Commonwealth of Massachusetts. Our size and relatively small case load allow us to give personal attention to each and every Investigation. We have a low overhead which results in being able to offer AFFORDABLE services. In addition to conducting Private Investigations, we offer nationwide case review and consultations at a minimal cost.
Please don't hesitate to contact us for a no cost or obligation discussion on how we might be able to assist you.
Meet Our Team
Louis M. Barry
Owner
Louis M. Barry is the sole owner of HMI, bringing over 40 years of experience in investigative and case management. His impressive career includes more than 35 years in law enforcement, with 24 years as Chief of Police. As a police detective, Barry investigated a wide range of serious crimes, including sudden deaths, sexual assaults, armed robberies, and other major offenses. He also served on a Federal Narcotics Task Force during his tenure.
After retiring as Chief of Police, Barry served twice as Interim Director of Public Safety at a local college. In addition, he has spent over 30 years teaching Criminal Justice at colleges and universities and has provided extensive instruction at police academies, earning state certification in over a dozen subject areas. He is also an appointed Constable and served as an elected member of the Select Board for six years. Most recently, he completed a term as a Hearings Officer for the Massachusetts Board of Bar Overseers, overseeing cases of attorney misconduct. Barry holds a master's degree in Criminal Justice.
Beyond his professional roles, Barry volunteers with the nonprofit organization Private Investigations for the Missing, where he screens cases and serves as a Case Manager.
Barry has shared his expertise through various media appearances. He has been featured on podcasts such as Missing, Web Sleuths, Wicked Deeds, and Cults, Crime, and Cabernet, and has consulted on several others. His insights have also been highlighted in Rolling Stone, Newsweek, and The Sun.
Emma Sousa
Research Specialist
Emma joined Harris Mountain Investigations in June 2022, bringing over 14 years of professional experience in local government. She holds a Bachelor of Science in Computer Forensics and Digital Investigations as well as a Bachelor of Arts in Sociology and Applied Social Relations.
As a Research Specialist, Emma plays a key role in case investigations by utilizing open-source intelligence (OSINT) techniques to gather critical information and insights. She also contributes to the success of HMI by supporting various other investigative tasks as needed.
In addition to her work with Harris Mountain Investigations, Emma dedicates her time as a volunteer researcher for the nonprofit organization Private Investigations for the Missing, further demonstrating her commitment to helping those in need.
Greg Overacker
Investigator and Author
Greg is a former bounty hunter and a process server based in New York. In 2006, he began volunteering to assist the Maitland family in their search for answers, dedicating himself to investigating Brianna Maitland’s case at no cost. His unwavering commitment and determination have made him a vital resource in the pursuit of justice.
Recently, Greg chronicled his experiences and findings in his book, The Hunt for Brianna Maitland, shedding new light on the case and his investigative journey.