Combat-Proven Leadership. Battle-Tested Strategy. Real World Risk Management

Protecting what matters — yourself, your people, your business.

Austin, Texas — Serving America

Spencer Coursen is a nationally recognized threat management expert, best-selling author, and combat-proven security strategist. A former U.S. Army Ranger and Special Deputy U.S. Marshal, he advises corporations, government agencies, and high-profile individuals on risk mitigation, protective strategy, and crisis response. Spencer shares his life and mission with his trusted Service Dog, Ronin.

Work With Spencer

  • CSG Consulting

    Coursen Security Group (CSG) is a premier security consulting firm in Austin, TX, specializing in threat assessment, expert witness testimony, litigation support, security audits, IRS 132 audits, and red teams to help reduce risk, prevent violence, and ensure the certainty of safety for everyone involved.

  • Public Speaking

    Spencer Coursen delivers high-impact insights at the intersection of tactical leadership and threat management. Drawing comparisons to Jocko Willink and Chris Voss, his distinctive edge lies in blending combat-proven strategy with a holistic approach to personal and professional empowerment.

  • Media Guest

    Spencer brings a dynamic voice to conversations around risk, resilience, and real-world readiness. His expertise, strategic perspective, and media-friendly presence make him a go-to resource for commentary on current events, personal safety, and high-stakes decision-making. Available for news, podcasts and more.

Explore Ronin 6

Listen, Watch & Subscribe

From origin stories to pivotal moments, Spencer Coursen sits down with the people who’ve lived it—friends, mentors, experts, and changemakers—for real conversations about what it takes to lead, adapt, and thrive under pressure. No fluff. No ego. Just the raw, powerful lessons that shape extraordinary lives.