Leaders at TWM

  • Lisa Johnson

    Lisa, Chief Executive Officer (CEO) and Chief Financial Officer (CFO)

    Lisa is the CEO and CFO of TWM with 30+ years of experience in the combined areas
    of public accounting, private industry, and government contracting, focusing in the areas of financial auditing, Information Technology (IT) auditing, Cybersecurity and Information Assurance (IA), and Treasury activities. Most recently, Lisa has supported efforts with commercial firms, Federal Agencies (Department of Defense and Civilian), state, and local governments in the development and implementation of information security doctrine and policies; testing techniques; and testing activities for efforts including Federal Information Security Modernization Act (FISMA) support, assessment and authorization (A&A) reviews, and Office of the Inspector General (OIG) audits and reviews. Lisa holds a Masters of Science in Management Information Systems and is a licensed Certified Public Accountant (CPA) also holding certifications as a Certified Information Technology Professional (CPA.CITP), Certified Information Systems Auditor (CISA), Certified Information Security Manager (CISM), Certified in Risks and Information Systems Controls (CRISC), and Certified in Governance of Enterprise IT (CGEIT). 

  • Harry Southerland

    Harry, Senior Information Security Engineer

    Harry has 30+ years of experience in the areas of Cybersecurity and Information Assurance, Information System Engineering, and Information Technology. Harry has supported customers in the development and implementation of information security doctrine and policies, including FISMA support, A&A reviews, Defense Information Assurance Risk Management Framework (DIARMF), and the A&A Process. Harry has a Bachelors of Science Degree in Electronic Engineering Technologies and Computer Information Systems (CIS) and holds certifications as a Certified Information Systems Security Professional (CISSP), CISM, CGEIT, CRISC, and a Microsoft-Certified Professional (MCP).

  • Bruce Wilkins

    Bruce, Consultant

    Bruce is a Consultant to TWM and prior CEO. Bruce has been working in Cybersecurity for 30+ years developing high assurance architectures and reviewing critical Federal and commercial computer systems. Bruce has a Master of Science in Computer Science with a concentration in Information Security and holds certifications including CISA, CISM, CGEIT, CISSP, and CRISC. Bruce has supported the Information Systems Audit and Control Association (ISACA)’s CGEIT Certification Committee. 

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