S A Y F Consulting

S A Y F Consulting, located in Chicago, IL, offers a comprehensive range of detective services aimed at fostering a safe environment for both individuals and businesses. Their expertise includes Live Scan fingerprinting, Technical Surveillance Counter Measures (TSCM), and various forms of private investigations, such as criminal defense and surveillance.

Founded by Nelson Velazquez, a retired law enforcement lieutenant with an extensive background in criminal justice, the company is equipped with advanced technical skills, obtained through specialized training in TSCM technology. S A Y F Consulting is dedicated to providing clients with professional and reliable investigative services tailored to their specific needs.

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