Madison Horn

Madison Horn, a citizen of Cherokee Nation, born in Tahlequah, OK, is a seasoned cybersecurity executive and two-time federal candidate, most recently running for U.S. Congress in the 2024 cycle in Oklahoma. 

She brings over 15 years of experience leading cyber strategy and incident response across critical infrastructure, national security, and regulated industries. Madison has held senior roles at Siemens Energy, PwC, and Accenture Security, where she built and led global cyber portfolios, advised C-suites on digital risk, and guided organizations through major resilience initiatives. She also founded Roserock Advisory Group to support stakeholders at the intersection of cybersecurity, geopolitics, and societal impact. 

Madison serves as National Security & Critical Infrastructure Advisor at World Wide Technology, focused on national security strategy, critical infrastructure resilience, and strengthening public-private partnerships.