May 1, 2026
Armed Vs Unarmed Security Guards
Learn about armed vs unarmed security guards from Matthew Brockmann, 34-year security veteran and founder of Atlas Glinn LLC.
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Field notes, threat analysis, and operational intel
Learn about armed vs unarmed security guards from Matthew Brockmann, 34-year security veteran and founder of Atlas Glinn LLC.
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"Matthew is an expert in his field. He is highly motivated, knowledgeable and I highly recommend him for top-tier performance."
"His leadership, dedication, drive, and passion is second to none. A master at teamwork, problem-solving, leadership, and communication."
"As a former Reconnaissance Marine, Matthew's teaching has not only made me a better shooter, he has made me a better team player."
"Brockmann had hosted and taught some of the best classes I have been a part of. I can't recommend him enough."
"Extremely professional. In an extremely competitive industry Matt has never failed to provide exceptional guidance. I recommend him without hesitation."
"I've trained with some big-name national & global self-defense trainers. I've always felt safe training with Matt — the #1 criterion for choosing a trainer."