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David Hilliard Williams

President and Founder

Saint Louis, Missouri40 years+ years experience
Location-Based Services and IoT Systems Expert Witness

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Professional Summary

David Hilliard Williams is a wireless and IoT technology expert specializing in product and technology development, implementation, and intellectual property litigation services. With a career spanning telecommunications, geotechnical engineering, and location-based services, he brings a multifaceted perspective to his litigation work. His work centers on investigating GPS and network-based location determination systems, assessing wireless 911 and NG911 technologies, and evaluating IoT data privacy and security.

Mr. Williams has been retained in numerous expert witness and consulting engagements across the U.S., involving patent, ITC, and criminal litigation, as well as civil trade secrets and product liability cases. His MBA in Information Systems Management from The University of Texas at Austin, along with his BSEE in Digital System Design from Purdue University, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving wireless communications and IoT systems.

Work Experience

David Hilliard Williams is the President and Founder of E911-LBS Consulting; E911-LBS Forensics Engineering since 2002. He has held significant roles at AT&T Mobility, including Senior Product Manager – Enterprise LBS and Consumer LBS Product Realization Manager (Consultant). His earlier career includes positions at Accenture, Booz Allen & Hamilton, Deloitte Consulting, and Hughes Aircraft Company, spanning a career from 1983 to the present.

Expert Intelligence

AI-Generated AnalysisBased on public information

Best Descriptor

David Hilliard Williams specializes in providing expert consulting and forensic engineering services in Location-Based Services and related technologies.

Best Use Cases

  • 1Expert witness in patent litigation related to GPS technology
  • 2Consulting on the implementation of E911 systems
  • 3Advising on IoT application development and strategy

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Education

  • MBA in Information Systems Management

    The University of Texas at Austin · 1987

  • BSEE in Digital System Design emphasis

    Purdue University, West Lafayette, Indiana · 1983

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