Melissa Maranville, PhD, is the Founder and CEO of DeVille and Associates, LLC, where she specializes in cyber forensics, OSINT, dark web investigations, cryptocurrency tracing, social media investigations, offender behavior, and child exploitation investigations. She is a Certified Cryptocurrency Investigator and national law enforcement instructor with experience training law enforcement, legal professionals, intelligence professionals, child protection teams, and private-sector trust and safety groups. Dr. Maranville's work focuses on identifying digital and behavioral patterns connected to exploitation, grooming, trafficking, and online offender behavior. Her investigative approach combines digital identifiers, leaked data, open-source intelligence, cryptocurrency indicators, social media activity, and offender psychology to help strengthen investigations and identify missed warning signs. She has presented nationally on child exploitation, digital investigations, dark web activity, cryptocurrency, grooming behavior, institutional failures, and investigative gaps. Her work is grounded in both professional case experience and academic research, including her doctoral research on sex offender registry policy and its limitations as a prevention tool.