Bellerdine Investigative Agency

Founded in 1983 by Bill and Lyle Bellerdine, our agency brings over 35 years of investigative expertise to clients across New York State. As former law enforcement officers with the Dade County Sheriffs Department, we leveraged our decade of hands-on experience in high-pressure environments to build a trusted full-service investigative firm. Our team has handled more than 4,000 cases annually, serving government municipalities, law firms, and private businesses with a focus on civil, criminal, and workers compensation insurance investigations. We prioritize hard work, honesty, and meticulous attention to detail, ensuring reliable results for every client. Our commitment to quality work at competitive rates has solidified our reputation as a professional and dedicated organization.

Headquartered in Auburn, New York, we operate statewide, excluding New York City and Long Island, offering services like surveillance, background checks, and property inspections. Our investigative techniques, honed through extensive training and real-world experience, address complex challenges while maintaining ethical standards. By combining decades of expertise with modern methodologies, we deliver actionable insights tailored to each clients unique needs. Our founders law enforcement background and deep understanding of legal processes ensure every investigation meets rigorous professional benchmarks. This foundation of experience and client-centric focus continues to drive our success in an evolving industry.