Tri State Detective Agency is a professional private investigation firm serving Philadelphia and the greater tri-state area of Pennsylvania, New Jersey, and Delaware.
Who We Are
We’re a team of licensed investigators with backgrounds spanning law enforcement, corporate security, and military experience.
Our Team
Thomas Nixon Sr.
The founder of Tri State Detective Agency
Thomas Nixon Sr. is a distinguished professional in the field of fugitive apprehension, with nearly two decades of experience working for some of the largest detective agencies in the country. Holding a Detective license, Thomas has built a reputation for his exceptional investigative skills and dedication to locating and apprehending fugitives nationwide. His academic background includes a degree in criminal justice, which has equipped him with a deep understanding of the legal framework and principles governing his work.
Throughout his career, Thomas has successfully solved numerous high-profile cases, showcasing his tenacity and commitment to justice. By combining his extensive knowledge and practical experience, he remains a valuable asset to law enforcement and private investigation sectors alike. Passionate about mentoring others, Thomas actively shares his insights and expertise, helping to cultivate the next generation of detectives and investigators in the pursuit of safety and justice.
John Miller
A former military intelligence officer, John brings over a decade of experience in investigative techniques and risk assessment. His meticulous approach and strong analytical skills make him a vital asset in solving complex cases. John’s dedication to justice is matched only by his commitment to client satisfaction.
David Rodriguez
With a background in law enforcement spanning 12 years, David specializes in criminal investigations and surveillance. His training in tactical operations and conflict resolution allow him to navigate high-pressure situations effectively. David’s strategic mindset ensures thorough investigations and actionable insights.
Mark Thompson
A former detective with a distinguished career in law enforcement, Mark excels in gathering evidence and interviewing witnesses. His keen instincts and attention to detail have led to numerous successful case closures. Mark’s strong sense of ethics drives his passion for uncovering the truth.
Sarah Adams
An accomplished former military personnel, Sarah has transitioned her skills to private investigations. With expertise in case management and a background in forensic analysis, she brings a unique perspective to her work. Sarah is known for her tenacity and collaborative approach, ensuring clients’ needs are met.
Jessica Hayes
With years of experience as a law enforcement officer, Jessica specializes in cyber investigations and information gathering. Her technical proficiency and background in military service provide her with the skills needed to tackle modern investigative challenges. Jessica is dedicated to delivering thorough and accurate results for her clients.