About Us

1 to 1 Risk Control & Investigations is owned and operated by Joe Sullivan, who serves as the lead investigator. With over 20 years of experience in cyber security, Joe brings a wealth of knowledge and expertise to every case.

His extensive background includes roles in incident response, digital forensics, security architecture, penetration testing, and web application security. He also served as the Chief Information Security Officer (CISO) for a financial institution. Joe is also a licensed private investigator in the state of Oklahoma

Joe's commitment to advancing the field of cyber security is evident through his teaching engagements with the SANS Institute, the world's leading provider of cyber security training. He has taught security leadership courses, sharing his insights and experiences with the next generation of cyber security professionals.

Under Joe's leadership, 1 to 1 Risk Control & Investigations delivers top-tier investigative services, ensuring clients receive the highest level of expertise and dedication.

Joe's Industry Certifications

• GIAC Penetration Tester (GPEN)
• GIAC Strategic Planning, Policy, and Leadership (GSTRT)
• GIAC Certified Forensic Examiner (GCFE)
• GIAC Certified Incident Handler (GCIH)
• GIAC Security Leadership (GSLC)
• GIAC Cloud Penetration Tester (GCPN)
• GIAC Public Cloud Security (GPCS)
• GIAC Certified Web Application Penetration Tester (GWAPT)
• Certified Information Systems Security Professional (CISSP)
• CNSSI 4012 Senior Systems Manager
• CNSSI 4013 System Administrator in Information Systems Security
• CNSSI 4014 Information Systems Security Officer
• NSTISSI 4011 Information Systems Security Professional
• NSTISSI 4015 Systems Certifier