Gatekeeper Analyst LLC specializes in research support for missing-person and cold-case investigations. We help families and communities find answers through expert OSINT and case documentation.
Gatekeeper Analyst LLC was founded in Detroit by Markitta Witcher to provide essential research support for missing-person and cold-case investigations. Our goal is to ensure that all communities—regardless of means—have access to professional-grade investigative research. We are committed to accuracy, transparency, and compassion in every case we handle.
Our services combine open-source intelligence (OSINT), public records analysis, FOIA requests, and organized case documentation, such as timelines and relationship mapping. We empower families and community advocates to find answers, always verifying every finding before reporting. Gatekeeper Analyst LLC brings integrity and a meticulous approach to cases that matter most.
Gatekeeper Analyst LLC offers comprehensive investigative research for missing-person and cold-case inquiries. We support families and communities with structured research, OSINT analysis, and thorough documentation.
We assist families and communities by conducting deep research using OSINT, public records, and FOIA requests to generate actionable leads in missing-person cases.
Our expertise in open-source intelligence and public records analysis allows us to uncover new information and context for forgotten or unresolved cases.
We provide structured reviews of cold cases, organizing case files into detailed timelines and mapping relationships to support ongoing or renewed investigations.
At Gatekeeper Analyst LLC, our mission is to make investigative research accessible, thorough, and trustworthy for families seeking loved ones and answers in cold cases. We believe all families deserve access to expert-level support—regardless of their ability to hire a private investigator. By providing transparent, structured, and verified research, we empower communities to keep hope alive and cases moving forward.
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