Aaron Marks made his name by bringing order to the hardest problems—designing programs that hold up from the boardroom to the EOC. With 30+ years in emergency management, risk, and resilience, he helps clients align strategy with field-tested execution across planning, exercises, and crisis operations. At RSI, Aaron integrates end-to-end program management with practical solutions that protect communities and critical systems before, during, and after incidents.

His portfolio spans consequence management and business continuity at national and international levels. He has advised NATO member nations on civilian protection, directed multi-million-dollar crisis programs, and supported EMS operations during major events including 9/11 and Hurricanes Katrina and Rita. A FEMA Master Exercise Practitioner, Aaron is known for designing realistic scenarios and actionable after-action improvements.
Purpose-driven and precise, he brings steady leadership to complex problems—and a service mindset that puts people and outcomes first.